{"id":768796,"date":"2026-01-20T06:16:54","date_gmt":"2026-01-20T14:16:54","guid":{"rendered":"https:\/\/www.esri.com\/about\/newsroom\/?post_type=blog&#038;p=768796"},"modified":"2026-01-20T08:04:54","modified_gmt":"2026-01-20T16:04:54","slug":"how-cv-carbon-fishermen-rebuild-oyster-reefs","status":"publish","type":"blog","link":"https:\/\/www.esri.com\/about\/newsroom\/blog\/how-cv-carbon-fishermen-rebuild-oyster-reefs","title":{"rendered":"Mapping Resilience: How CV Carbon and Oyster Fishermen Are Rebuilding Oyster Reefs"},"author":671,"featured_media":0,"parent":0,"menu_order":0,"template":"","format":"standard","meta":{"_acf_changed":false,"sync_status":"","episode_type":"","audio_file":"","castos_file_data":"","podmotor_file_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","itunes_episode_number":"","itunes_title":"","itunes_season_number":"","itunes_episode_type":"","_links_to":"","_links_to_target":""},"categories":[],"tags":[485752,165082,338402,479542,1441],"industry":[],"esri-blog-category":[478392,492462],"esri_blog_department":[478222,478212],"class_list":["post-768796","blog","type-blog","status-publish","format-standard","hentry","tag-carbon-sequestration","tag-fishing","tag-food","tag-oysters","tag-resilience","esri-blog-category-ocean","esri-blog-category-revitalization","esri_blog_department-conservation-and-environment","esri_blog_department-resilience"],"acf":{"video_source":"","video_start":"","video_stop":"","short_description":"Oyster fishermen use GIS to restore reefs, boost carbon offsets, and protect coastlines\u2014blending tradition with tech for a lasting impact.","pdf":{"host_remotely":false,"file":"","file_url":""},"flexible_content":[{"acf_fc_layout":"sidebar","layout":"standard","image_reference":null,"image_reference_figure":"","spotlight_image":null,"section_title":"","spotlight_name":"","position":"Right","content":"CV Carbon blends traditional oyster fishing with GIS technology to help fishermen find productive reefs and create sustainable revenue streams, while building resilient coastal ecosystems.\r\n<p style=\"font-weight: 400;\"><strong>Key Takeaways<\/strong><\/p>\r\n\r\n<ul>\r\n \t<li>Real-time mapping helps fishermen identify productive reefs, optimize harvest timing, and track carbon stored in oyster shells.<\/li>\r\n \t<li>Since 2024, CV Carbon has restored over 1,600 acres of reef.<\/li>\r\n \t<li>By combining local expertise with GIS workflows, an organization makes a traceable, scalable impact.<\/li>\r\n<\/ul>","snippet":""},{"acf_fc_layout":"content","content":"<p style=\"font-weight: 400;\">It\u2019s morning on a Louisiana bay. Two oyster fishermen and a marine biologist stand on the deck of a small boat, scanning the rippling water. The air is warm and briny, the hum of the engine low as they drift. The marine biologist holds a phone, the screen glowing with a live map.<\/p>\r\n<p style=\"font-weight: 400;\">For generations, Gulf fisherman have relied on instinct and generational knowledge\u2014reading the water, listening to the wind, and tapping the bay floor with poles to feel whether it\u2019s mud, firm ground, or reef. Now, that same information is captured and shared instantly on a digital map.<\/p>\r\n<p style=\"font-weight: 400;\">It\u2019s the work of <a href=\"https:\/\/cvcarbon.com\/\">CV Carbon<\/a>, an organization that partners with the commercial oyster industry to restore ecosystems and ensure the sustainability of oyster reefs. The goal is to carry out traceable, transparent, and scalable restoration efforts\u2014designed to support both the ecosystem and the people who depend on it. By tying restoration to carbon markets, CV Carbon also creates new revenue streams that help compensate fishermen for their long work days and fill gaps caused by catch fluctuations.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cRestoring oysters isn\u2019t just about ecology,\u201d said Jeff Pinsky, a fisheries ecologist and cofounder of CV Carbon. \u201cIt\u2019s about sustaining a culture and way of life.\u201d<\/p>\r\n\r\n<h3 style=\"font-weight: 400;\"><strong>Restoration in Practice<\/strong><\/h3>\r\n<p style=\"font-weight: 400;\">To manage its workflows and operations, the company uses maps, models, and data collection apps that leverage geographic information system (GIS) technology.<\/p>\r\n<p style=\"font-weight: 400;\">As fishermen go about their daily work, they log data as points on a shared GIS map. Each point collected tells a micro-story: what lies at the bottom of a pole tap, the yield of a dredge haul, a note about what\u2019s happening beneath the water\u2019s surface.<\/p>"},{"acf_fc_layout":"gallery","gallery_images":[768817,768821,768818]},{"acf_fc_layout":"content","content":"<p style=\"font-weight: 400;\">Zoom out, and those points form a living map guiding where to plant new oyster shells, when to harvest, and how to protect what\u2019s growing. These points are stored in GIS, tagged by lease, and used to inform restoration, harvest timing, and protection strategies.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cWe\u2019ve logged nearly a million bottom taps,\u201d said Jason Jordan, vice president of geospatial operations at CV Carbon. \u201cThat knowledge used to disappear at the end of the day. Now it\u2019s mapped, shared, and used to make better decisions.\u201d<\/p>\r\n<p style=\"font-weight: 400;\">Fishermen play a dual role, both harvesting oysters and helping restore the habitats that sustain their work, creating a full-circle model of cultivation and regeneration.<\/p>\r\n<p style=\"font-weight: 400;\">When a habitat suitable for restoration is identified, GIS models can estimate oyster population density and calculate the carbon sequestered by oysters and within the sediment matrix. Emissions from boats and field operations are subtracted before a unique form of carbon credits is issued.Independent teams then verify the results. When the numbers check out, fishermen are paid according to this carbon accounting, half of which goes right back into building new reefs.<\/p>\r\n<p style=\"font-weight: 400;\">The work of building new reefs begins with recycled shells, often gathered from the same communities that harvest and shuck oysters. Those shells are returned to the water to grow the new reefs. Everything is logged and tracked in GIS to manage both cultivation and restoration.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cEach point on the map is part of a bigger picture,\u201d Jordan said. \u201cThe map is never finished. It\u2019s alive, just like the reefs.\u201d<\/p>\r\n\r\n<h3 style=\"font-weight: 400;\"><strong>Rebuilding the Reefs<\/strong><\/h3>\r\n<p style=\"font-weight: 400;\">Since 2024, CV Carbon\u2019s network of fishermen has restored more than 1,000 acres of reef off the Louisiana and Texas coasts. In 2025, they added 2,100 acres of new material for reefs, outpacing many traditional restoration projects by years.<\/p>\r\n<p style=\"font-weight: 400;\">Oyster reefs are among the most productive habitats on Earth. A single oyster can filter up to 50 gallons of water per day, clarifying the water and recycling nutrients. Reefs serve as natural storm buffers, provide nursery habitat for fish and crabs, and lock carbon in their shells.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cThey\u2019re an ecological powerhouse,\u201d Jordan said. \u201cBut they\u2019re also an economic one. When reefs thrive, so do the fishing communities around them.\u201d<\/p>"},{"acf_fc_layout":"gallery","gallery_images":[768819,768825,768822,768823]},{"acf_fc_layout":"content","content":"<h3 style=\"font-weight: 400;\"><strong>Lessons from the Water<\/strong><\/h3>\r\n<p style=\"font-weight: 400;\">Some of the best insights don\u2019t come from models or apps alone, but from fishermen and their experiences.<\/p>\r\n<p style=\"font-weight: 400;\">One day, Pinsky watched as a crew member cracked open what\u2019s called a \u201cbox,\u201d a dead oyster\u2019s shell still hinged and mostly shut with a small space that allows oyster larva to enter. Baby oysters (spat) carpeted the inside, hidden and thriving. Conventional wisdom says a \u201cbox\u201d doesn\u2019t become a habitat until the ligament decays and the shell is wide open. But sheltered from predators, those spat had a much higher chance of building habitat and filtering water.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cThat was one of those moments where the textbook wasn\u2019t wrong, it was just unfinished,\u201d Pinsky said. \u201cThe fishermen already knew. Science just hadn\u2019t caught up yet.\u201d<\/p>\r\n<p style=\"font-weight: 400;\">With GIS, those kinds of important discoveries don\u2019t disappear at the dock. They are mapped, shared, and scaled across the coast.<\/p>\r\n\r\n<h3 style=\"font-weight: 400;\"><strong>Building Resilient Coastlines<\/strong><\/h3>\r\n<p style=\"font-weight: 400;\">More than 85 percent of historic reefs in US estuaries are gone. But CV Carbon\u2019s vision is ambitious: Gulf bays once again rich with oysters, waters running clearer, shorelines standing stronger against storms, and fishing communities thriving.<\/p>\r\n<p style=\"font-weight: 400;\">\u201cThis isn\u2019t the silver bullet for coastal loss,\u201d Pinsky said. \u201cBut it\u2019s a practical solution with immediate benefits. Every reef we build today will keep growing and giving back for decades.\u201d<\/p>\r\n<p style=\"font-weight: 400;\">The work is proof that restoration is not an abstract environmental goal. It\u2019s rooted in daily work, local knowledge, and the tools of modern GIS, transforming pole taps into living maps, and living maps into thriving reefs.<\/p>\r\n&nbsp;\r\n<p style=\"font-weight: 400;\">Learn more about how <a href=\"https:\/\/www.esri.com\/en-us\/industries\/earth-sciences\/disciplines\/marine-science\">GIS is applied to increase economic uses of the ocean and its resilience<\/a>.<\/p>"}],"references":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.9 (Yoast SEO v25.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How CV Carbon and Fishermen are Rebuilding Oyster Reefs<\/title>\n<meta name=\"description\" content=\"Oyster fishermen use GIS to restore reefs, boost carbon offsets, and protect coastlines\u2014blending tradition with tech for lasting impact.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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