{"id":4506,"date":"2025-09-05T03:07:57","date_gmt":"2025-09-05T03:07:57","guid":{"rendered":"http:\/\/castco.wpenginepowered.com\/?post_type=case-study&#038;p=4506"},"modified":"2025-10-14T19:36:26","modified_gmt":"2025-10-14T19:36:26","slug":"beane-demo","status":"publish","type":"case-study","link":"https:\/\/castco.org\/case-study\/beane-demo\/","title":{"rendered":"Collaborating on chalk streams in the Beane"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<div class=\"wp-block-group block is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-left\">The River Beane Demo is a powerful example of successful collaboration across sectors.  This cooperative effort enabled all parties to quickly share information and address critical issues that might have otherwise gone unnoticed, including freshwater leaks and potential contamination into a unique, vital ecosystem. <\/p>\n\n\n\n<p class=\"has-text-align-left\">The River Beane Demo highlights how a collaboration of diverse groups can address the specific challenges of a chalk stream. By bringing together wildlife trusts, community groups, utility companies, academic institutions, and government bodies, the project has been able to identify and implement various solutions to restore and protect this special environment. This collaborative model serves as a powerful example of how effective partnerships can lead to positive change for unique and sensitive ecosystems.<br><br><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<div class=\"wp-block-cover vid-player has-primary-color has-text-color has-link-color\"><img decoding=\"async\" width=\"1024\" height=\"576\" class=\"wp-block-cover__image-background wp-image-4605 size-large lazyload\" alt=\"\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1024x576.png\" data-object-fit=\"cover\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1024x576.png 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-640x360.png 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-768x432.png 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-50x28.png 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1536x865.png 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-2048x1153.png 2048w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1280x721.png 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1600x901.png 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-1920x1081.png 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2-2560x1441.png 2560w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Screen-Shot-2025-09-15-at-9.22.24-AM-2.png 2828w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/576;\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-primary-background-color has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\"> \n<div block-main-429ef03f39c6bdac900fb4bc47a3d301   class=\"block block-icons block-0 play\" id=\"block-main-429ef03f39c6bdac900fb4bc47a3d301\">\n    <svg class=\"icon icon-play\" role=\"presentation\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 71.71 71.71\"><desc>play<\/desc><circle cx=\"35.86\" cy=\"35.85\" r=\"35.86\" fill=\"currentColor\"\/><path fill=\"#fff\" d=\"M29.86 22.41c.63.04 1.24.27 1.74.66l16 10.99c1 .5 1.4 1.72.89 2.72-.19.38-.51.7-.89.89l-16 10.98c-.5.4-1.11.63-1.74.65-1.15 0-2.07-.94-2.07-2.09 0-.07 0-.13.01-.2v-22.3c-.12-1.14.71-2.17 1.85-2.29.07 0 .14-.01.21-.01z\"\/><\/svg>\n<\/div>\n\n\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"embed-container\"><iframe title=\"The River Beane Monitoring Project (2023&acirc;&#128;&#147;2025)\" width=\"500\" height=\"281\" data-src=\"https:\/\/www.youtube-nocookie.com\/embed\/E9d6w_FpB5U?start=1&amp;feature=oembed&amp;enablejsapi=1&amp;rel=0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe><\/div>\n<\/div><\/figure>\n<\/body><\/html>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group no-margin has-bg-alt-2-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center\">The unique challenge of chalk streams<\/h2>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-b0c428d9 wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-center has-medium-font-size\">The River Beane is a chalk stream river, a unique catchment that is fed by underground aquifers. The chalk stream trinity, water quality, water quantity and habitat quality, aims to improve ecological health by addressing these three elements. The River Beane Demo showcases multiple examples of how wildlife trusts can work with community groups, utilities, academia and government to identify and act on different solutions for a unique ecosystem.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n \n<div block-main-f8ca101a688981dd05f04ac7abe13e3b   class=\"block block-image-slider block-0 block--style-full-image-width\" id=\"block-main-f8ca101a688981dd05f04ac7abe13e3b\">\n    \n<div class=\"slider\" data-flickity='{\"autoPlay\":false,\"selectedAttraction\":0.025,\"prevNextButtons\":true,\"wrapAround\":true,\"arrowShape\":\"M59.4,63.5c-0.8-1.2-14.3-10.7,0.1-27L76,19.1L58,0l-20,21.1C19.1,41,19.4,59.4,38.5,79.4L58,100L76,80.9L59.5,63.5 c0,0,0,0-0.1-0.1L59.4,63.5z\",\"contain\":true,\"pageDots\":true,\"adaptiveHeight\":true}'>    <figure class=\"slide slide-1\">\n            <figcaption><p>Freshwater crowfoot, an indicator of a healthy chalk stream. Credit: Peter White<\/p><\/figcaption>\n            <a href=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n.jpg\" title=\"Freshwater crowfoot, an indicator of a healthy chalk stream. Credit: Peter White\" class=\"gallery-item\"><img decoding=\"async\" width=\"2048\" height=\"1152\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n.jpg\" class=\"attachment-xl size-xl lazyload\" alt=\"\" data-sizes=\"(min-width: 1420px) 1420px, 100vw\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-640x360.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-1024x576.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-768x432.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-50x28.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-1536x864.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-1280x720.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-1600x900.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n-1920x1080.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500108254_989535060059932_7982133354221248915_n.jpg 2048w\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2048px; --smush-placeholder-aspect-ratio: 2048\/1152;\" \/><\/a>\n    <\/figure>    <figure class=\"slide slide-2\">\n            <figcaption><\/figcaption>\n            <a href=\"\" title=\"\" class=\"gallery-item\"><\/a>\n    <\/figure>    <figure class=\"slide slide-3\">\n            <figcaption><p>Freshwater Watch survey for nitrate and phosphate. Credit: Peter White<\/p><\/figcaption>\n            <a href=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n.jpg\" title=\"Freshwater Watch survey for nitrate and phosphate. Credit: Peter White\" class=\"gallery-item\"><img decoding=\"async\" width=\"2048\" height=\"1536\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n.jpg\" class=\"attachment-xl size-xl lazyload\" alt=\"\" data-sizes=\"(min-width: 1420px) 1420px, 100vw\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n-1920x1440.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/494259792_970020105344761_5827518290128280599_n.jpg 2048w\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2048px; --smush-placeholder-aspect-ratio: 2048\/1536;\" \/><\/a>\n    <\/figure>    <figure class=\"slide slide-4\">\n            <figcaption><\/figcaption>\n            <a href=\"\" title=\"\" class=\"gallery-item\"><\/a>\n    <\/figure>    <figure class=\"slide slide-5\">\n            <figcaption><p>Volunteers in campaign mode. <\/p><\/figcaption>\n            <a href=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n.jpg\" title=\"Volunteers in campaign mode. \" class=\"gallery-item\"><img decoding=\"async\" width=\"2048\" height=\"1536\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n.jpg\" class=\"attachment-xl size-xl lazyload\" alt=\"\" data-sizes=\"(min-width: 1420px) 1420px, 100vw\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n-1920x1440.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484272924_937017451978360_1615388666110444841_n.jpg 2048w\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2048px; --smush-placeholder-aspect-ratio: 2048\/1536;\" \/><\/a>\n    <\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group block is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\"><strong>Who<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.affinitywater.co.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Affinity Water<br><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.riverbeane.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">River Beane Restoration Association (RBRA) <br><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.hertswildlifetrust.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Herts and Middlesex Wildlife Trust <br><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.nhm.ac.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Natural History Museum <br><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.riverflies.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">The Riverfly Partnership  <br><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.chilternstreams.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Chiltern Chalk Streams Project<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-bg-color has-secondary-background-color has-text-color has-background has-link-color wp-elements-538010e87e223990be7dad0896fa0743 is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group block is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">Where<\/h2>\n\n\n\n<p>The River Beane is a short river in the county of Hertfordshire. A tributary of the River Lea, it rises to the south-west of Sandon in the hills northeast of Stevenage and joins the Lea at Hartham Common in Hertford.<\/p>\n<\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"1820\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-1024x1820.png\" alt=\"\" class=\"wp-image-4693 lazyload\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/1820;width:270px;height:auto\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-1024x1820.png 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-640x1138.png 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-768x1365.png 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-28x50.png 28w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2-864x1536.png 864w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Copy-of-Copy-of-Untitled-Your-Story-2.png 1080w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full is-style-default\"><img decoding=\"async\" width=\"2048\" height=\"1152\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n.jpg\" alt=\"\" class=\"wp-image-4561 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n.jpg 2048w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-640x360.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-1024x576.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-768x432.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-50x28.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-1536x864.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-1280x720.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-1600x900.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500087202_989535090059929_7727048482144785646_n-1920x1080.jpg 1920w\" data-sizes=\"(max-width: 2048px) 100vw, 2048px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2048px; --smush-placeholder-aspect-ratio: 2048\/1152;\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h2 class=\"wp-block-heading\">Understanding chalk streams<\/h2>\n\n\n\n<p>Chalk streams are a unique ecosystem type of river or stream that is primarily fed by underground aquifers in chalk bedrock. This water is naturally filtered through the porous chalk, resulting in exceptionally clear, clean, and mineral-rich water that provides many nutrients and a steady temperature. The unique characteristics of chalk streams support a distinctive and rich ecosystem, making them ecologically important.&nbsp;<\/p>\n\n\n\n<p>Chalk stream flows are variable. The top of chalk streams can dry out in the summer, and then re-wet in the winter, known as winterbournes. This allows for specialist species to develop in the area.<\/p>\n\n\n\n<p>Chalk streams are rare globally, but prevalent in the UK. About 85% of chalk streams are found in the United Kingdom, with over 200 streams depending on classification.&nbsp;<br><\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\">More about chalk streams<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top has-highlight-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top has-bg-alt-2-background-color has-background is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group block is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">Methods used <\/h2>\n\n\n\n<p>The Beane River Demo employed a diverse methodology, experimenting with multiple tools and methods, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mudspotter<\/li>\n\n\n\n<li>Riverfly\/Extended Riverfly<\/li>\n\n\n\n<li>Phosphate and nitrate tests &#8211; Freshwater Watch <\/li>\n\n\n\n<li>Turbidity &#8211; Freshwater Watch <\/li>\n\n\n\n<li>Outfall Safari (see below) <\/li>\n\n\n\n<li>eDNA &#8211; macroinvertebrates <br><\/li>\n<\/ul>\n\n\n\n<div style=\"height:42px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top has-primary-color has-highlight-background-color has-text-color has-background has-link-color wp-elements-22e4aa642a17187016e1d1a04cb2ea68 is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group block is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"no-margin-bottom has-large-font-size\"><strong>330<\/strong><\/p>\n\n\n\n<p class=\"no-margin-top margin-bottom-five\">Freshwater Watch surveys completed<\/p>\n\n\n\n<p class=\"no-margin-bottom has-large-font-size\"><strong><strong>990<\/strong><\/strong><\/p>\n\n\n\n<p class=\"no-margin-top margin-bottom-five\">water tests for nitrate, phosphate and turbidity<\/p>\n\n\n\n<p class=\"no-margin-bottom has-large-font-size\"><strong><strong>519 <\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>participation hours in Freshwater Watch<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full is-style-default\"><img decoding=\"async\" width=\"1536\" height=\"2048\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n.jpg\" alt=\"\" class=\"wp-image-4572 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-640x853.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-1024x1365.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-768x1024.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-38x50.jpg 38w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-1152x1536.jpg 1152w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/484927488_937114101968695_8531349472501669291_n-1280x1707.jpg 1280w\" data-sizes=\"(max-width: 1536px) 100vw, 1536px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1536px; --smush-placeholder-aspect-ratio: 1536\/2048;\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h2 class=\"wp-block-heading\">Gathering evidence<\/h2>\n\n\n\n<p><span style=\"margin: 0px; padding: 0px;\"><strong>Mudspotter:&nbsp;<\/strong>Mudspotter was helpful in sh<\/span>owing sediment pathways into the river in the upper catchment. Extra sediment causes inter-gravel pore spaces to clog, reducing habitat for macroinvertebrates and areas for fish to spawn. <\/p>\n\n\n\n<p><strong>eDNA<\/strong>: This method samples small fragments of DNA shed by organisms into the river as part of their life and death process. The Natural History Museum used eDNA to understand the biodiversity of the Beane River, and identified more than 130 species across the catchment. Interestingly, samples identified mammals that could be found in the area in addition to fish parasites. This information can be cross-referenced with survey data to understand if there are invasive species. For example, eDNA data were used to look at Eel populations around fish barriers and upper tributaries.<\/p>\n\n\n\n<p><span style=\"margin: 0px; padding: 0px;\"><strong>Outfall Safari:<\/strong>&nbsp;In the case study below, Outfall Safari was used to assert community concerns regarding freshwater leaks into the river and give utilities companies a<\/span>nd the EA the exact location of the leaks to address the issue.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover is-light add-cover-padding\" style=\"min-height:349px;aspect-ratio:unset;\"><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-99 lazyload\" alt=\"\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2024\/08\/section-bkground-2.png\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/999;object-position:50% 100%\" data-object-fit=\"cover\" data-object-position=\"50% 100%\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#fafef1\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-container-core-cover-is-layout-70165e62 wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image alignleft size-full is-style-default\"><img decoding=\"async\" width=\"2048\" height=\"1536\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1.jpg\" alt=\"\" class=\"wp-image-4563 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1.jpg 2048w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1-1920x1440.jpg 1920w\" data-sizes=\"(max-width: 2048px) 100vw, 2048px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2048px; --smush-placeholder-aspect-ratio: 2048\/1536;\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h2 class=\"wp-block-heading\">Working together<\/h2>\n\n\n\n<p>Utilizing <strong>Outfall Safari<\/strong>, the Beane Demo demonstrated successful collaborations Affinity Water, EA, Herts and Middlesex Wildlife Trust, and the RBRA. By working together, all parties could quickly share information and address issues they wouldn&#8217;t have known about otherwise.<\/p>\n\n\n\n<p><strong>Freshwater Leaks:<\/strong> Over two days, organizers and citizen scientists walked the catchment together to complete the Outfall Safari survey. During this investigation, citizen scientists discovered freshwater leaks flowing into the catchment. After finding and mapping the leaks, the team spoke to Affinity Water, who came and tested the links for pollutants and traced where the leaks were coming from. This is still in progress.<\/p>\n\n\n\n<p><strong>Oil contaminants: <\/strong>During the Outfall Safari, citizen scientists noticed the brook had a strong oily odour. Following this, the River Beane Restoration Association alerted Thames Water, who is now conducting an investigation.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Beane-WQ-Analysis_V3.0.pdf\"><img decoding=\"async\" width=\"1024\" height=\"726\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-1024x726.jpg\" alt=\"\" class=\"wp-image-4636 lazyload\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/726;width:491px;height:auto\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-1024x726.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-640x454.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-768x545.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-50x35.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-1536x1090.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-1280x908.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12-1600x1135.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Untitled-design-12.jpg 1748w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Learning from CaSTCo<\/h2>\n\n\n\n<p>Through CaSTCo, the Demo learnt how to use a weight of evidence approach to assess issues affecting the River Beane. <br><\/p>\n\n\n\n<p>For example, looking at Nitrates, using borehole data (Affinity Water), spring data ( citizen scientists) and EA data, the Demo confirmed the aquifer water is high in nitrate before it enters the river across the catchment.<\/p>\n\n\n\n<p>See  the <strong>Beane Water Quality Data Interpretation<\/strong> presentation below. <\/p>\n\n\n\n<figure class=\"wp-block-image size-medium is-resized\"><a href=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/Beane-WQ-Analysis_V3.0.pdf\"><img decoding=\"async\" width=\"640\" height=\"421\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail-640x421.png\" alt=\"\" class=\"wp-image-4627 lazyload\" style=\"--smush-placeholder-width: 640px; --smush-placeholder-aspect-ratio: 640\/421;width:250px\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail-640x421.png 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail-1024x673.png 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail-768x505.png 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail-50x33.png 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/beane-pdf-thumbnail.png 1178w\" data-sizes=\"(max-width: 640px) 100vw, 640px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:54px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover is-light add-cover-padding\" style=\"min-height:349px;aspect-ratio:unset;\"><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-99 lazyload\" alt=\"\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2024\/08\/section-bkground-2.png\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/999;object-position:50% 100%\" data-object-fit=\"cover\" data-object-position=\"50% 100%\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#fafef1\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-container-core-cover-is-layout-70165e62 wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h2 class=\"wp-block-heading\">Building community through quick wins <\/h2>\n\n\n\n<p>The Freshwater Watch survey was seen as a positive engagement tool to get local communities interested in monitoring water health, due to the quick and visual nature of the test<\/p>\n\n\n\n<p>Citizen scientists from Herts and Middlesex Wildlife Trust and the RBRA diligently monitored water quality on a monthly basis.This data sheds light on key local issues, even though the sample points near the sewage treatment plants show high levels of nitrate and phosphate, this is not reflected in the main river. This therefore shows us that the sewage treatment plants is not having a big impact on overall river water quality.<\/p>\n\n\n\n<p>Additionally, they found that the catchment had high levels of groundwater nitrates, which is now being considered. This was also highlighted by the data analzyed by the Rivers Trust. <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image alignleft size-full is-style-default\"><img decoding=\"async\" width=\"1536\" height=\"2048\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n.jpg\" alt=\"\" class=\"wp-image-4562 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-640x853.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-1024x1365.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-768x1024.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-38x50.jpg 38w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-1152x1536.jpg 1152w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/493679063_970020078678097_2698177914179224957_n-1280x1707.jpg 1280w\" data-sizes=\"(max-width: 1536px) 100vw, 1536px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1536px; --smush-placeholder-aspect-ratio: 1536\/2048;\" \/><figcaption class=\"wp-element-caption\">Credit: Peter White<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1024x768.jpg\" alt=\"\" class=\"wp-image-4556 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n-1920x1440.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/514332335_1016632074016897_6963320107096914333_n.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/768;\" \/><figcaption class=\"wp-element-caption\">Credit: Peter White<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Ground-truthing through community action<\/h2>\n\n\n\n<p><strong>Ground truthing <\/strong>is the process of checking information found from other sources through field observation. from imagery against what&#8217;s actually on the ground. It&#8217;s not used to confirm or negate observations but rather to offer alternative information or solutions.<\/p>\n\n\n\n<p>In the River Beane, the Environmental Agency had identified an eutrophication problem. During surveying, participants identified other issues that could be contributing to eutrophication, including agricultural runoff and increased nitrate in the groundwater. These ground truths provided additional context to the eutrophication issue, offering better information to understand what the EA needed to monitor and potential other threats.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:54px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Lessons for citizen science <\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><span style=\"margin: 0px; padding: 0px;\"><strong>Work together<\/strong>: Don&#8217;t presume what citizen scientists want to learn, or what they need; instead, ask them.<\/span> For example: ask what the best time to meet is, what they&#8217;re hoping to learn and what they want to do, instead of creating an agenda beforehand. <br><\/li>\n\n\n\n<li><strong>Establish your goals<\/strong>: Decide what you want to monitor as a collective, and provide insight into why some options aren&#8217;t viable. For example, while volunteers may want to study bacteria, this may encourage more people to enter chalk streams, therefore increasing disruption and sediment load. <br><\/li>\n\n\n\n<li><span style=\"margin: 0px; padding: 0px;\"><strong>Ask for feedback:&nbsp;<\/strong>Talk to citizen scientists regularly and take their thoughts into consideration.<\/span> One opportunity for this is to display data collected back to volunteers and organise social events for community building. <\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1024x768.jpg\" alt=\"\" class=\"wp-image-4558 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n-1920x1440.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/495086080_975983184748453_6963328487660754319_n.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/768;\" \/><figcaption class=\"wp-element-caption\">Credit: Peter White<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large is-style-circle-frame\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1024x768.jpg\" alt=\"\" class=\"wp-image-4560 lazyload\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1024x768.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-640x480.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-768x576.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-50x38.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1536x1152.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1280x960.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1600x1200.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n-1920x1440.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/498308602_983474647332640_4678344188384585861_n.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/768;\" \/><figcaption class=\"wp-element-caption\">Credit: Peter White<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Next steps for the River Beane <\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Supporting farmers: <\/strong>The River Beane Restoration Association (RBRA) and Herts and Middlesex Wildlife Trust aim to work with the local farming group to collaborate with farmers and landholders in utilizing the data collected by the RBRA. Such outreach will highlight data collected through the project. <br><\/li>\n\n\n\n<li><span style=\"margin: 0px; padding: 0px;\"><strong>Forward together:\u00a0<\/strong><\/span>Following their extensive data collection,\u00a0the group hopes continue the collaboration they created within the Demo.\u00a0While the partners had worked together previously, the CaSTCo program brought them closer together and formed\u00a0deep working relationships\u00a0between the collaborators and amongst\u00a0the citizen scientists.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns block is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-cover fifty-vw-cover\"><img decoding=\"async\" width=\"1024\" height=\"576\" class=\"wp-block-cover__image-background wp-image-4574 size-large lazyload\" alt=\"\" data-src=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1024x576.jpg\" data-object-fit=\"cover\" data-srcset=\"https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1024x576.jpg 1024w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-640x360.jpg 640w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-768x432.jpg 768w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-50x28.jpg 50w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1536x864.jpg 1536w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1280x720.jpg 1280w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1600x900.jpg 1600w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2-1920x1080.jpg 1920w, https:\/\/castco.org\/wp-content\/uploads\/2025\/09\/500150922_989535053393266_2596948142211647783_n-2.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/576;\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#707664\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-bg-color has-secondary-background-color has-text-color has-background has-link-color wp-elements-90d8be6ff924d315895d0d1dfa9fe55a is-layout-flow wp-block-column-is-layout-flow\">\n<blockquote class=\"wp-block-quote block is-layout-flow wp-block-quote-is-layout-flow\">\n<p>&#8220;<em><em>We have learnt so much as a Demo through the CaSTCo process, we are looking forward to creating monitoring planners for our other\u00a0river\u00a0tributaries to enable us to take this approach forward. across the\u00a0whole\u00a0Lea Catchment.\u00a0This will create a solid evidence base which can help to target river improvements in the most beneficial areas<\/em>.<\/em>&#8220;<\/p>\n\n\n\n<p><strong>&#8211; Nicola Thompson, Citizen science co-ordinatior HMWT<\/strong><\/p>\n<\/blockquote>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\"><\/div>\n\n\n\n<div class=\"wp-block-group is-style-no-margin has-bg-alt-2-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h2 class=\"wp-block-heading has-text-align-left is-style-no-margin-bottom\">Supporting <strong>material<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><a href=\"https:\/\/www.riverbeane.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Learn more about the River Beane Restoration Association <\/a><\/td><\/tr><tr><td><a href=\"https:\/\/environmentagency.blog.gov.uk\/2021\/05\/10\/bringing-the-beane-back-to-life\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bringing the Beane back to life<\/a> (UK Gov) <\/td><\/tr><tr><td><a href=\"https:\/\/www.affinitywater.co.uk\/sustainability\/restoration\/river-beane\" target=\"_blank\" rel=\"noreferrer noopener\">Affinity Water &#8211; the River Beane <\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.youtube.com\/watch?v=a09O0L-sjjQ\" target=\"_blank\" rel=\"noreferrer noopener\">Restoring a Chalk Stream &#8211; Environment Agency <\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The River Beane Demo highlights how a collaboration of diverse groups can address the specific challenges of a chalk stream. <\/p>\n","protected":false},"featured_media":3348,"template":"","case_study_tag":[59,80,82],"class_list":["post-4506","case-study","type-case-study","status-publish","has-post-thumbnail","hentry","case_study_tag-citizen-science","case_study_tag-collaborative-learning","case_study_tag-demo"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Collaborating on chalk streams in the Beane - CastCo<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/castco.org\/case-study\/beane-demo\/\" \/>\n<meta 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