{"id":5419,"date":"2023-09-14T10:30:27","date_gmt":"2023-09-14T07:30:27","guid":{"rendered":"https:\/\/dge.ee\/services\/biodiversity\/veeokosusteemide-konsultatsioonid\/"},"modified":"2026-10-22T15:18:32","modified_gmt":"2026-10-22T12:18:32","slug":"aquatic-ecosystem-studies-and-consultancy","status":"publish","type":"page","link":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/","title":{"rendered":"Aquatic Ecosystem Studies and Consultancy"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background gradient-container-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:rgba(255,255,255,0);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1404px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:75%;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:2.56%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><blockquote>\n<h5 aria-level=\"2\"><em><span class=\"TextRun SCXW65755066 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW65755066 BCX0\">Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.<\/span><\/span><span class=\"EOP Selected SCXW65755066 BCX0\" data-ccp-props=\"\">\u00a0<\/span><\/em><\/h5>\n<\/blockquote>\n<h5 aria-level=\"2\"><\/h5>\n<h5 aria-level=\"2\"><b><span data-contrast=\"none\">Why it matters?<\/span><\/b><span data-ccp-props=\"{\">\u00a0<\/span><\/h5>\n<p><span data-contrast=\"auto\">Rivers, lakes, wetlands and marine areas provide important habitats, and their condition affects biodiversity, water quality and the use of water resources. Development activities, modifications to water bodies and shorelines, dredging, damming and changes in water regimes can affect aquatic species and habitats and lead to deterioration in ecological status.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Assessing potential impacts on aquatic ecosystems at an early stage helps identify environmental risks, determine survey requirements and plan activities in ways that address nature conservation and water management requirements alongside development and infrastructure needs.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_4 1_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:7.68%;--awb-width-medium:25%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"text-align:center;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"683\" title=\"Anni-Kurisman-2\" src=\"https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-1024x683.jpg\" alt class=\"img-responsive wp-image-656\" srcset=\"https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-200x133.jpg 200w, https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-400x267.jpg 400w, https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-600x400.jpg 600w, https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-800x533.jpg 800w, https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/Anni-Kurisman-2-1200x800.jpg 1200w\" sizes=\"(max-width: 640px) 100vw, 400px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-2\"><div class=\"person-item__name\">\n<div class=\"person-item__name\">\n<div class=\"person-item__name\">\n<div class=\"person-item__name\" style=\"text-align: center;\">\n<div>\n<div>\n<div>\n<p><strong>Anni Kurisman<\/strong><\/p>\n<\/div>\n<div>\n<p><a href=\"tel:+37259190905\">+372 5919 0905<\/a><br \/>\n<a href=\"mailto:anni@dge.ee\">anni@dge.ee<\/a><\/p>\n<\/div>\n<\/div>\n<div><\/div>\n<\/div>\n<div class=\"person-item__contacts\">\n<div class=\"contact-methods\"><\/div>\n<\/div>\n<\/div>\n<div class=\"person-item__contacts\" style=\"text-align: center;\">\n<div class=\"contact-methods\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background gradient-container-2 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:rgba(255,255,255,0);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1404px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:75%;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:2.56%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-3\"><h5 aria-level=\"2\"><b><span data-contrast=\"none\">Our Experience\u00a0<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/h5>\n<p><span data-contrast=\"none\">Hendrikson DGE has extensive experience in assessing impacts on freshwater and marine ecosystems and in planning and coordinating the necessary surveys. We have contributed to environmental impact assessments for a wide range of development and infrastructure projects, assessments of water body status and aquatic environmental impacts, and water management and conservation planning.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">We work with researchers, specialist consultants and engineering firms in Estonia and internationally. Our strength lies in combining aquatic ecology expertise with the requirements of spatial planning, environmental assessment and permitting processes, ensuring that survey findings and expert assessments provide practical input for decision-making.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container has-pattern-background has-mask-background gradient-container-3 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:rgba(255,255,255,0);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1404px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:75%;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:2.56%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\"><h5 aria-level=\"2\"><b><span data-contrast=\"none\">Our services<\/span><\/b><span data-ccp-props=\"{\">\u00a0<\/span><\/h5>\n<p><b><span data-contrast=\"none\">Aquatic ecosystem surveys, impact assessment and expert advice throughout the planning and development process.<\/span><\/b><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><b><span data-contrast=\"auto\">Aquatic Environmental Impact Assessment and Advisory<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">EIA\/SEA and preliminary environmental assessments<\/span><\/b><span data-contrast=\"auto\">. We assess potential impacts on the aquatic environment and provide advice on planning and development projects involving water bodies and marine areas. Our experience covers ports, small boat harbours and landing facilities, boat channels, coastal and riverbank protection structures, terminals, offshore wind farms, dams, bridges, and underwater cables and pipelines.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-list-defn-props=\"{\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Assessment of impacts on water body status<\/span><\/b><span data-contrast=\"auto\">. We assess potential impacts on the ecological status of water bodies, the risk of deterioration and compliance with river basin management plan objectives.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-list-defn-props=\"{\" data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Expert advice on water abstraction and discharge<\/span><\/b><span data-contrast=\"auto\">. We assess the potential environmental impacts of water abstraction and wastewater, stormwater and cooling water discharges.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-list-defn-props=\"{\" data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Avoidance and mitigation planning<\/span><\/b><span data-contrast=\"auto\">. We help develop measures to avoid and reduce impacts on aquatic ecosystems and provide ecological input into the development of appropriate project solutions.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<p><b><span data-contrast=\"auto\">Aquatic Ecosystem Surveys and Water Management<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"45\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Water body surveys and expert assessments<\/span><\/b><span data-contrast=\"auto\">. We plan and coordinate surveys of aquatic species, water quality and the ecological status of water bodies, and assess the findings.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"45\" data-list-defn-props=\"{\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Studies and impact assessments related to dams and reservoirs<\/span><\/b><span data-contrast=\"auto\">. We assess the impacts of damming and changes in water regimes on aquatic ecosystems and provide ecological expertise to support the planning and design of fish passes and other solutions.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"45\" data-list-defn-props=\"{\" data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Advice on water body management and restoration<\/span><\/b><span data-contrast=\"auto\">. We assess the environmental impacts of proposed activities and provide expert advice on projects involving water body rehabilitation and the restoration of natural hydrological regimes.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"45\" data-list-defn-props=\"{\" data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">River basin management plans, baseline studies and conservation planning<\/span><\/b><span data-contrast=\"auto\">. We prepare and coordinate studies and provide expert input into water management, conservation objectives and conservation management planning.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"45\" data-list-defn-props=\"{\" data-aria-posinset=\"5\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Water use permitting support<\/span><\/b><span data-contrast=\"auto\">. We assess environmental impacts and provide the expert input required for water use permit applications.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<p><b><span data-contrast=\"auto\">Marine Environment and Spatial Planning<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"46\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Ecological expertise for marine spatial planning<\/span><\/b><span data-contrast=\"auto\">. We assess marine ecology and biodiversity considerations and provide expert input into spatial planning solutions in collaboration with Hendrikson DGE\u2019s planning specialists.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"46\" data-list-defn-props=\"{\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Impact assessment for marine development and infrastructure<\/span><\/b><span data-contrast=\"auto\">. We assess impacts on the marine environment and provide advice on projects involving ports, terminals, offshore wind farms, dredging and disposal of dredged material.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<p><b><span data-contrast=\"auto\">Monitoring Planning and Evaluation<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">We help design and evaluate aquatic environmental monitoring programmes at different project stages, including:<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">pre-construction baseline surveys;<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props=\"{\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">environmental monitoring during construction;<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props=\"{\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">post-construction impact and effectiveness monitoring;<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props=\"{\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">evaluation of mitigation measures and fish pass performance.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/li>\n<\/ul>\n<p><b><span data-contrast=\"auto\">Related Services<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">We also provide advice on <\/span><b><span data-contrast=\"auto\">shoreline building exclusion zones<\/span><\/b><span data-contrast=\"auto\">, including the environmental and nature conservation considerations relevant to reducing building restrictions and applying statutory exemptions.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">For projects involving water bodies and wetlands, we can also provide <\/span><b><span data-contrast=\"auto\">amphibian surveys and inventories<\/span><\/b><span data-contrast=\"auto\"> where needed.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container has-pattern-background has-mask-background gradient-container-4 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:rgba(255,255,255,0);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1404px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:75%;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:2.56%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-5\"><h5 aria-level=\"2\"><b><span data-contrast=\"none\">Contact Us<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/h5>\n<p><span data-contrast=\"none\">If a proposed activity could affect rivers, lakes, wetlands or the marine environment, seeking expert advice at an early stage can help identify key environmental risks and survey requirements and ensure they are taken into account during planning and design.<\/span><span data-ccp-props=\"\">\u00a0<\/span><\/p>\n<p><b><span data-contrast=\"auto\">Email us:<\/span><\/b> <a href=\"mailto:dge@dge.ee\"><b><span data-contrast=\"none\">dge@dge.ee<\/span><\/b><span data-ccp-props=\"\">\u00a0<\/span><\/a><\/p>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":4,"featured_media":0,"parent":874,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5419","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE<\/title>\n<meta name=\"description\" content=\"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE\" \/>\n<meta property=\"og:description\" content=\"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/\" \/>\n<meta property=\"og:site_name\" content=\"Hendrikson DGE\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-22T12:18:32+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/aquatic-ecosystem-studies-and-consultancy\\\/\",\"url\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/aquatic-ecosystem-studies-and-consultancy\\\/\",\"name\":\"Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dge.ee\\\/#website\"},\"datePublished\":\"2023-09-14T07:30:27+00:00\",\"dateModified\":\"2026-10-22T12:18:32+00:00\",\"description\":\"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/aquatic-ecosystem-studies-and-consultancy\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/aquatic-ecosystem-studies-and-consultancy\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/aquatic-ecosystem-studies-and-consultancy\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/dge.ee\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Services\",\"item\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Biodiversity\",\"item\":\"https:\\\/\\\/dge.ee\\\/en\\\/services\\\/biodiversity\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Aquatic Ecosystem Studies and Consultancy\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/dge.ee\\\/#website\",\"url\":\"https:\\\/\\\/dge.ee\\\/\",\"name\":\"Hendrikson DGE\",\"description\":\"Hendrikson DGE\",\"publisher\":{\"@id\":\"https:\\\/\\\/dge.ee\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/dge.ee\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/dge.ee\\\/#organization\",\"name\":\"Hendrikson & Ko O\u00dc\",\"url\":\"https:\\\/\\\/dge.ee\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/dge.ee\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/dge.ee\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/HDGE-LOGO-480.png\",\"contentUrl\":\"https:\\\/\\\/dge.ee\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/HDGE-LOGO-480.png\",\"width\":480,\"height\":110,\"caption\":\"Hendrikson & Ko O\u00dc\"},\"image\":{\"@id\":\"https:\\\/\\\/dge.ee\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE","description":"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/","og_locale":"en_US","og_type":"article","og_title":"Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE","og_description":"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.","og_url":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/","og_site_name":"Hendrikson DGE","article_modified_time":"2026-10-22T12:18:32+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/","url":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/","name":"Aquatic Ecosystem Studies and Consultancy | Hendrikson DGE","isPartOf":{"@id":"https:\/\/dge.ee\/#website"},"datePublished":"2023-09-14T07:30:27+00:00","dateModified":"2026-10-22T12:18:32+00:00","description":"Surveys, impact assessment and expert advice for planning and development projects affecting freshwater and marine ecosystems.","breadcrumb":{"@id":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/dge.ee\/en\/services\/biodiversity\/aquatic-ecosystem-studies-and-consultancy\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/dge.ee\/en\/"},{"@type":"ListItem","position":2,"name":"Services","item":"https:\/\/dge.ee\/en\/services\/"},{"@type":"ListItem","position":3,"name":"Biodiversity","item":"https:\/\/dge.ee\/en\/services\/biodiversity\/"},{"@type":"ListItem","position":4,"name":"Aquatic Ecosystem Studies and Consultancy"}]},{"@type":"WebSite","@id":"https:\/\/dge.ee\/#website","url":"https:\/\/dge.ee\/","name":"Hendrikson DGE","description":"Hendrikson DGE","publisher":{"@id":"https:\/\/dge.ee\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/dge.ee\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/dge.ee\/#organization","name":"Hendrikson & Ko O\u00dc","url":"https:\/\/dge.ee\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/dge.ee\/#\/schema\/logo\/image\/","url":"https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/HDGE-LOGO-480.png","contentUrl":"https:\/\/dge.ee\/wp-content\/uploads\/2023\/09\/HDGE-LOGO-480.png","width":480,"height":110,"caption":"Hendrikson & Ko O\u00dc"},"image":{"@id":"https:\/\/dge.ee\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/pages\/5419","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/comments?post=5419"}],"version-history":[{"count":5,"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/pages\/5419\/revisions"}],"predecessor-version":[{"id":5424,"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/pages\/5419\/revisions\/5424"}],"up":[{"embeddable":true,"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/pages\/874"}],"wp:attachment":[{"href":"https:\/\/dge.ee\/en\/wp-json\/wp\/v2\/media?parent=5419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}