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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Senckenberg Ocean Species Alliance (SOSA) @oceanspecies.bsky.social · 24/09/2026

🌊 23 high-priority sea cucumber species – including 5 CITES-listed species facing heavy trade pressure – were just reassessed on the IUCN Red List. Learn how aligning science & policy helps protect these key ocean floor species: www.linkedin.com/pulse/bridgi... @sscmarine.bsky.social

linkedin.com

Bridging Science and Policy: Why We Are Aligning Sea Cucumber Red List Assessments with CITES

When assessing the extinction risk of marine invertebrates, understanding the specific drivers of population decline is critical. For high-value marine species like sea cucumbers, international commer...

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 26/09/2026

NEW PUBLICATION ALERT Read the latest publication released by the IUCN SSC Shark Specialist Group with an update on the Important Shark and Ray Areas (ISRA) project: North American and Caribbean Atlantic: A regional compendium of Important Shark and Ray Areas Read here: doi.org/10.59216/ssg...

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 25/09/2026

NEW PUBLICATION ALERT | 259 important shark, ray, and chimaera habitats mapped across North America and the Caribbean New additions to the global ISRA eAtlas reveal major migration corridors, nursery grounds, and aggregation sites across Atlantic, Caribbean and Pacific waters.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 17/09/2026

Happy World Manta Day! Every manta has a unique pattern of spots on its underside, almost like a fingerprint, allowing researchers to recognise and track individuals in the wild. Today we are celebrating these iconic giants and supporting the research and conservation needed to protect them.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 17/09/2026

Today is #WorldMantaDay ! This year’s theme, Collaboration, reflects exactly what manta conservation requires. Manta rays move across borders and depend on particular places to feed, clean, aggregate, and reproduce.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 12/09/2026

Happy World Dolphin Day! Dolphins are highly social animals that use a variety of sounds to communicate with one another, from clicks and whistles to other vocalisations. Their complex communication helps them navigate their surroundings and maintain social connections.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 11/09/2026

Today we wrapped up the IUCN SSC Marine Conservation Committee (MCC) Strategic Planning Workshop in Tenerife, Canary Islands! From 9-11 September, MCC members gathered to develop the 2026–2029 Marine Conservation Committee (MCC) Strategy and Workplan.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 30/08/2026

Happy International Whale Shark Day! Today we are celebrating one of the most iconic species, in size and charisma. Despite their fame, and global conservation efforts, they are still listed as Endangered.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 30/08/2026

Happy International Whale Shark Day! The world’s largest fish, the Whale Shark (Rhincodon typus), can reach extraordinary sizes, with individuals of up to 20 m recorded.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 30/08/2026

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 28/08/2026

Meet the IUCN SSC Marine Star Specialist Group, who are working towards expanding the coverage, quality and content of biodiversity assessments, improving and publishing biodiversity and conservation knowledge, ...

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 27/08/2026

Meet the IUCN SSC Marine Star Specialist Group! Who are working towards expanding the coverage, quality and content of biodiversity assessments, improving and publishing biodiversity and conservation knowledge, and enhancing biodiversity conservation action...

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 21/08/2026

Meet the IUCN SSC Tuna and Billfish Specialist Group! Who is committed to improving the conservation and management of tuna and billfish species across the globe. The group works to build and share scientific knowledge that supports long term sustainability. #WeAreSSC #biodiversity #tuna #billfish

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 19/08/2026

NEW PUBLICATION ALERT Read the latest publication released by the IUCN SSC Shark Specialist Group on Important Shark and Ray Areas in Polar waters and how it can be integrated into conserving sharks, rays, and chimaeras in the region Read here: doi.org/10.1111/gcb....

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 18/08/2026

Our new study brings together biodiversity, Important Shark and Ray Areas (ISRAs), fishing activity, marine protected areas, and sea-ice change to examine conservation priorities for sharks, rays, and chimaeras across the Arctic and Antarctic.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 18/08/2026

NEW PUBLICATION ALERT | Prioritizing Shark, Ray & Chimaera Conservation in Rapidly Changing Polar Waters ❄️🦈 Read the paper here: doi.org/10.1111/gcb....

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 18/08/2026

Follow IUCN Species Survival Commission groups, members, and more via the IUCN SSC Starter Pack: go.bsky.app/4mGN37B #WeAreSSC #biodiversity #conservation

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 18/08/2026

NEW PUBLICATION ALERT Read about the discovery of a sea cucumber with remarkable powers by members of the IUCN SSC Sea Cucumber Specialist Group Read here: doi.org/10.1126/scia... #WeAreSSC #SeaCucumber #BiodiversityMatters #Publication

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 17/08/2026

Meet the IUCN SSC Sea Cucumber Specialist Group! A global network of experts seeking to advance research, raise awareness and inform policy to improve knowledge and protection of sea cucumbers around the world #WeAreSSC #SeaCucumber #biodiversity #conservation #marine

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Convention on Wetlands @ramsar.org · 12/08/2026

🎉Happy International Youth Day! The Convention on Wetlands is committed to empowering young people as active leaders in wetland conservation and ensuring their voices are represented in decision-making. Learn more: www.ramsar.org/document/res... #YouthAndWetlands #WetlandsWednesday

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 12/08/2026

Meet the IUCN SSC Shark Specialist Group! The IUCN SSC SSG is the globally recognized, leading authority on the status of sharks, rays, and chimaeras. #WeAreSSC #Chimaeras #Rays #Sharks #biodiversitymatters #Marine #Conservation @iucnshark.bsky.social

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 26/06/2026

Today is International Angel Shark Day! With their flattened bodies and bottom-dwelling lifestyle, angelsharks are among the most distinctive shark groups, yet more than half of the known species are threatened with extinction.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 25/06/2026

Meet the IUCN SSC Crocodile Specialist Group (CSG), a global network of experts working to conserve crocodilians through science, research, management, and conservation action.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 20/06/2026

Happy World Horseshoe Crab Day! Horseshoe crabs are ancient and ecologically important species, yet they face growing threats from overfishing, habitat loss, coastal development, and biomedical exploitation.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 16/06/2026

Happy World Sea Turtle Day! Meet the IUCN SSC Marine Turtle Specialist Group, working globally to promote and guide the conservation of marine turtles, their ecological roles, and their habitats. #WorldSeaTurtleDay #WeAreSSC #Biodiversity

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 09/06/2026

Today we celebrate the Coral Triangle, a global epicentre of marine biodiversity and home to some of the world’s richest coral reef ecosystems.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 08/06/2026

Happy World Ocean Day from the IUCN SSC Shark Specialist Group! This year's theme, "Reimagine: Beyond the World We Know, A New Relationship with Our Ocean", challenges us to think differently about how we conserve and manage our ocean.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Global Fishing Watch @globalfishingwatch.org · 08/06/2026

🌊 The ocean covers 70% of our planet, produces ~50% of the oxygen we breathe and supports billions of people worldwide. Yet, much of what happens on it remains unseen. Learn more about how Global Fishing Watch is helping advance transparency at sea: bit.ly/3SbOKUZ #WorldOceansDay

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

UN Environment Programme @unep.org · 08/06/2026

Humanity's survival depends on a healthy ocean. Protecting the ocean is not just about saving marine life; it is about safeguarding our future. This #WorldOceanDay, learn more about action to #SaveOurOcean before its health reaches a breaking point: www.unep.org/topics/ocean...

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Wildlife Conservation Society @wcs.org · 08/06/2026

Oceans are critical, harboring up to 80% of Earth’s biodiversity. From the Bering Sea to the Coral Triangle, we’re working to reverse declines in key marine species, restore the health of important seascapes, and ensure lasting benefits for both nature and people. #WorldOceansDay

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Save Our Seas Foundation @saveourseas.bsky.social · 08/06/2026

It's our favourite day of the year, World Ocean Day, and what better way to celebrate the launch of the 13th issue of the Save Our Seas magazine. Flip through the pages of this special issue here: bit.ly/4g6D1B1

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 08/06/2026

The ocean is not distant from us, it connects every aspect of life on Earth. This World Oceans Day, we are called to reimagine our relationship with the ocean: moving from passive beneficiaries to active guardians of its future.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 05/06/2026

Oceans cover over 70% of our planet and represent more than 95% of the biosphere, and play a critical role in regulating our climate.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 01/06/2026

Happy World Reef Day from the IUCN SSC Marine Conservation Committee! Meet the IUCN SSC Coral Specialist Group, a global network of scientists, practitioners, and conservationists working to advance the conservation of coral reefs worldwide.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 28/05/2026

Happy World Dugong Day! Meet the IUCN SSC Sirenia Specialist Group, working globally to support the long-term conservation of dugongs and manatees through research, collaboration, and conservation action.

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 27/05/2026

Today on World Otter Day, we celebrate the work of the IUCN SSC Otter Specialist Group. For over 50 years, the group has worked to assess the status and conservation needs of otters worldwide, helping drive research, management, and conservation action for all otter species. #WorldOtterDay

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 25/05/2026

This weekend we celebrated the World Fish Migration Day! Migratory fish are vital links between freshwater and marine ecosystems, carrying energy, nutrients, and life across vast distances. Yet barriers like dams, habitat loss, and overexploitation continue to threaten these movements.

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

IUCN SSC Aquatic Fungi Specialist Group @iucnaquafungi.bsky.social · 18/05/2026

📢NEW WEBINAR Explore #aquaticfungi this #BiodiversityDay! Talks on aquatic hyphomycetes endophytes, aquatic fungi from South America, aquatic fungi stoichiometry, marine mycology. 🗓️ 22 May ⏰ 1pm UTC 💻 Online 🔗 Register: tinyurl.com/aquaticfungi... #Fungi #funga #FungalDiversity #Conservation

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IUCN SSC Shark Specialist Group @iucnshark.bsky.social · 22/05/2026

Today, the IUCN SSC Shark Specialist Group (SSG) joins the global celebration of the International Day for Biological Diversity under this year’s theme: “Acting locally for global impact.”

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

UN Environment Programme @unep.org · 22/05/2026

Biodiversity is the variety of life on Earth—from plants & animals to tiny microorganisms—that keeps our ecosystems healthy and resilient. Yet habitat loss, pollution, & climate change are pushing nature to the brink. This #BiodiversityDay, find out how to take action: www.cbd.int/biodiversity...

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

UN Biodiversity @unbiodiversity.bsky.social · 20/05/2026

This #BiodiversityDay, celebrate local biodiversity wherever you are by joining activities, learning about the life around you, taking action in your community, & sharing what biodiversity means to you. Explore events and activities🔗 www.cbd.int/biodiversity... #LocalAction #ForNature #IDB2026

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 21/05/2026

Today we celebrate the International Day for Biological Diversity, where this year's theme is "Acting locally for global impact." Every action to protect marine biodiversity, from coastlines to coral reefs, helps to shape a healthier planet. #WeAreSSC #BiodiversityDay #LocalAction #ForNature

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 30/04/2026

IUCN Red List of Threatened Species Update The Antarctic fur seal (Arctocephalus gazella) has moved from Least Concern to Endangered on the IUCN Red List, with climate change reducing food availability. #WeAreSSC #biodiversity #conservation #IUCNRedList

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 28/04/2026

Meet the Specialist Group - The IUCN SSC Pinniped Specialist Group The IUCN SSC aims to ensure that all threatened pinniped species & subspecies are assessed at the population level, with targeted action plans developed to support & improve their conservation status #WeAreSSC #biodiversity #pinniped

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IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social · 25/04/2026

This World Penguin Day, we are spotlighting the Emperor Penguin, recently listed uplisted to Endangered on the IUCN Red List of Threatened Species as climate change reshapes Antarctic ice, threatening its survival. #WorldPenguinDay

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Center for Biological Diversity @biologicaldiversity.org · 22/04/2026

This #EarthDay, like every day, we’re fighting to prevent extinction and save life on Earth. We want those who come after us to inherit a world where the wild is still alive because, after all, we are not separate from the animal kingdom. We are part of it. Join us ➡️ biodiv.us/join

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Project Seahorse @projectseahorse.bsky.social · 22/04/2026

🤔 Do you know how many marine fish species bottom trawls catch? Our new paper recorded nearly 3,000 species “Our estimates suggest the true number could be double that,” @sarahjfoster.bsky.social said. Great to see this covered by @mongabay.com Check it out here: news.mongabay.com/short-articl...

news.mongabay.com

Study finds bottom trawling nets 3,000 marine fish species, including threatened ones

How many marine fish species do bottom trawls catch? Researchers now have a list, and it’s long, running to some 3,000 species, according to a recent study. Bottom trawling is a commercially popular, ...

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Reposted by IUCN SSC Marine Conservation Committee (MCC)

Convention on Migratory Species (CMS) @cms.int · 22/04/2026

On International Mother #EarthDay, we celebrate the connections that sustain life on Earth. 🌏 Migratory species remind us that when nature stays connected, ecosystems can thrive, adapt and endure. Protecting their journeys means protecting the resilience of our planet. 🦋 #ConnectingNature

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