AGRRA is an international collaboration initiative involving scientists, managers, and supporters aimed at improving the regional condition of reefs in the Western Atlantic and Gulf of Mexico. For 20 years, AGRRA has used an innovative regional approach to examine the condition of reef-building corals, algae and fishes and support the conservation of coral reef ecosystems. They curate and distribute data, research and educational materials that support this mission.

Atoll Marine Centre focuses on running a marine conservation program, community engagement and rehabilitating turtles on the local island Naifaru in Lhaviyani atoll, Maldives. The organization is run by locals with the help and support of international staff and volunteers via Atoll Volunteers (see www.atollvolunteers.com). It is the only initiative on its type in the Maldives run by locals rather than a resort. Through their strong focus on environmental education, they involve the local community both on Naifaru Island and in the entire Lhaviyani atoll in the protection of the local environment. They rescue and rehabilitate turtles at their rescue centre located on Naifaru Island run by marine biologists and a veterinarian, with the aim get them healthy and back into the ocean as soon as possible. They also run coral restoration projects.

ACF is Australia's national environment organization which advocates on issues which pose a threat to the natural world, including mining projects which threaten the reefs and marine life.

The governmental tropical marine research agency in Australia, AIMS provides large-scale, long-term and world-class research that helps governments, industry and the wider community to make informed decisions about the management of Australia’s marine areas. Via innovative scientific and technological research, together with industry and research partnerships, they collect comprehensive data about all aspects of marine life in Australia, for use by interested parties for the protection and maintenance of the marine environment, including the tropical Australian coral reefs. Note that the AIMS facilities are not open to the public, and anyone interested should consult the website contacts for requests.

Australian Marine Conservation Society is a non-profit organization whose mission is to protect the health and vitality of Australia's coasts and seas. AMCS provides leadership on a wide range of marine issues throughout Australia including marine parks, fisheries, threatened species and land-based pollution.

Azul is a grassroots organization with the aim of involving people of Latino background to ocean conservation, specifically with the aim to engage the community in protecting coastal resources and marine life. Amongst their successes is a ban on shark fins and also a ban on single use plastic bags in California.

BEST is an initiative for funding projects aimed at preserving the biodiversity and ecosystems in the EU Overseas regions. Hosting 70% of the EU's species, 20% of the world's coral reefs and made up of 34 political entities, the EU Overseas regions constitute the world's largest marine area- 5% of the global ocean. The EU ORs (Outermost Regions) and OCTs (Overseas Countries and Territories) form five global diversity hotspots increasingly affected by climate change, invasive species and habitat loss. The BEST consortium is led by IUCN

The Association for Environment and Nature Conservation Germany (BUND) is the German branch of Friends of the Earth. BUND is committed to protecting the natural environment which makes life possible for the world. BUND is involved in ecological agriculture and healthy food for climate protection and the development of renewable energy, protection of endangered species, forests and water. With about 480,000 members BUND is one of the major environmental groups in Germany, with a national network of 2,000 regional and local departments.

The Bahamas National Trust is a science-based organization dedicated to effectively managing national parks to conserve and protect Bahamian natural resources. The country's 32 national parks make up a comprehensive network of parks and protected areas that is recognized as a powerful force for global biodiversity conservation which is supported and enjoyed by the public. It is a member of WIDECAST.

Founded by Bahamas-native Kristal Ambrose, the Bahamas Plastic Movement's goal is to make the region free of plastic debris using research, education, citizen science, and policy change. The mission of the movement is to build a community of education and activism around plastic pollution. Launched in 2014, the movement conducts plastic education campus encourages people to join the programme by adopting a beach etc.

Baileo is helping to establish marine protected areas (MPAs) off the coast of Haruku, Nusalaut, and Saparua Islands, all small islands in Maluku Province of Indonesia. Baileo is leading communities in data collection, site delineation, and creation of MPA management committees. A key element of the work is the recognition and use of traditional law and practice to establish the MPA. In 2020 they were involved in a biophysical survey on the coast of Nusalaut Island conducted with the support of Blue Ventures (BV) and Full Circle Foundation (FCF). Part of their strategy is for the local indigenous community to develop local practices in sustainable natural resource management.

Balyena describe themselves as ‘a group of scientists, professionals, artists & more’, who use their ‘skills & experiences for marine mammal conservation in the Philippines’. They promote scientific research and conservation of cetaceans in the area. Recognising the value of local knowledge, and local community involvement, they adapt their conservation methods accordingly. Research, education and conservation are the cornerstones of their activities, which includes studies on known cetacean populations in different regions of the Philippines and investigation of new sites where sightings have been reported.