197 ocean nonprofits and NGOs working on corals & biodiversity across 43 countries.
Belize · Corals/Biodiversity, Waste/Pollution, Education/Policy, Data/Tech
ECOMAR is a marine conservation organization in Belize focused on the Belize Barrier Reef Reserve System through research, outreach, volunteer monitoring, and education. It coordinates programs on coral bleaching, sea turtles, lionfish management, marine mammal sightings, and field-based research.
France · Corals/Biodiversity, Communities/Tourism, Education/Policy, Data/Tech
Coral Guardian is a French nonprofit dedicated to protecting and restoring coral ecosystems through local conservation action, scientific research, and public awareness. It works with local communities on coral restoration projects and marine conservation initiatives.
USA · Corals/Biodiversity, Mangroves/Coastal, Aquaculture/Fisheries, Seaweeds/Algae, Waste/Pollution, Carbon/Climate, Data/Tech, Communities/Tourism, Education/Policy, Generalist
The Ocean Foundation is a nonprofit community foundation dedicated to ocean health, marine conservation, and support for coastal communities worldwide. It provides grantmaking, fiscal sponsorship, capacity building, research, policy engagement, and its own ocean-focused initiatives.
Netherlands · Waste/Pollution, Corals/Biodiversity, Education/Policy
Healthy Seas is a nonprofit foundation that removes marine litter, especially ghost nets, and works on prevention, education, and circular solutions for recovered materials. It protects marine ecosystems through underwater and coastal clean-ups, public awareness, and partnerships with fishers, businesses, and recyclers.
United Kingdom · Waste/Pollution, Carbon/Climate, Corals/Biodiversity, Aquaculture/Fisheries, Education/Policy, Generalist
ClientEarth is a nonprofit environmental law organisation that uses legal action, policy advocacy and expert training to protect nature, tackle climate change and stop pollution. It works across Europe, Asia and the USA with partners, citizens and decision-makers to drive systemic environmental change.
France · Corals/Biodiversity, Carbon/Climate
French-registered sustainability institute developing nature-based solutions for ecosystem restoration, carbon offsetting and marine protection across three continents.
France · Corals/Biodiversity, Education/Policy
OceanoScientific runs zero-emission sailing expeditions that collect oceanographic data on Mediterranean biodiversity and marine contaminants, and has set up 45 sentinel biodiversity monitoring stations in southern France. Created in January 2011 and based in Nice, it also runs school programmes steering young people towards ocean careers.
Hong Kong · Corals/Biodiversity, Mangroves/Coastal
The Nature Conservancy's Hong Kong programme restores oyster reefs using recycled shells to improve water quality and support fish populations, through a shell recycling scheme run with restaurants and hotels. It also works on the Pak Nai coastal habitat, a Tolo Harbour shellfish pilot and urban nature-based solutions for climate adaptation.