Marine Watch International’s mission is 'to protect the ocean by promoting the sharing of information and fostering collaboration'. One communication medium used is The Ocean Resource, a newsletter which reports on multiple conservation activities and organizations. Their Ocean Conservation Community is a platform space where cooperative networking is enhanced and accelerated using current technology and available to everyone. They have also created an online knowledge hub FundingtheOcean.org which is designed to track, inform and inspire ocean conservation philanthropy.

Marine Watchdogs focuses on the health of the ocean and the food products that come from it. A member-based nonprofit action company, their mission includes research, education and active projects like seafloor cleanup events. They aim to engage the public and enable ways for people to get involved in ocean ecology via seabed survey and seafloor clean-ups. Their multiple activities include: conducting toxicology tests, alerting the public to contamination issues, conducting marine bio fieldtrips, providing educational resources, and running campaigns aimed at reducing single-use plastic waste and agricultural chemical run-off.

MWWP a non-profit conservation organization which aims to foster a better appreciation of the marine environment and its ecological processes in the Philippines, and the impact of that environment on daily lives. The organization works to support the conservation and protection of marine wildlife species and their habitats in the Philippines partnerships and collaborative work, remains unchanged. The organization is runs on a volunteer-basis by its founder and supporters. MWWP’s activities include information dissemination (including Facebook), education and awareness raising campaigns, training, research, publication of knowledge products, policy and consultation work related to marine wildlife conservation. Ond of their projects was co-founding Save Sharks Network Philippines.

Since 1998, the MarineBio Conservation Society has been a non-profit volunteer marine conservation and science education group working online together to educate the world about ocean life, marine biology, marine conservation, and a sea ethic. They draw attention to and support the many efforts which are underway to address marine conservation issues, with information, providing resources including a website on marine life cycles.

Marmo - Mar Mozambique was established in 2020 for the environmental protection and conservation of the Mozambican sea. This includes promoting biological diversity, developing marine and coastal conservation initiatives, promoting scientific research and ocean literacy and influencing policy by advocating for the marine environment.

Since its creation, the MMCS has developed various programmes aimed at preserving the ecosystem, for instance: attributing greater value to the submarine archaeology, stopping fishing practices using dynamite or underwater weapons, creating artificial reefs, identifying protected marine areas, keeping records of marine mammals driven ashore, identifying and protecting cetaceans as well as creating educational games based on the marine environment.

The Mead Foundation is a family foundation which focuses on environmental issues in the Philippines. They are involved in a significant coral restoration project with the target of restoring 500 acres of coral reef by 2024 in the Zambales area in north easter Philippines. In this, they are partnering with the Loveland Living Planet Aquarium, with the Australian government also contributing funds. They are also developing the Pawikan Project which is a grassroots sea turtle conservation project in the Zambales area, one of the Philippines’ primary pawikan (local term for sea turtles) nesting areas. This project focuses on engaging both local communities and tourists, raising awareness on sea turtle conservation, and educating about environmental stewardship.

MedSOS Network is a on-profitable, non-governmental organization active since 1990 in matters related to the environment and culture on a Euro-Mediterranean level. It has 120 Full Members who form its annual General Assembly and approximately 3000 Supporting Members. Included in main activities are the issues of: Marine environment and coastal zones, Water Resources, Natural protected areas, local communities, urban environment, Energy and Climate Change

Composed entirely of volunteers, Megaptera develops programs for the study, awareness and conservation of marine mammals in Madagascar, in the Comoros Archipelago, in Réunion, the Seychelles, Mauritius and Rodriques, as well as in Djibouti for the whale shark. These programs are developed in partnership with other associations or with private tourist operators. They develop ecotourism support programs for the benefit of local communities.

MexicoAzul promotes awareness of the marine habitat, defense of the environment and sustainable development, through the planning and execution of cultural, civic and educational cooperation and development programs. The Foundation for Mexico was born from the desire to create awareness about the importance of marine habitats for human life and the stability of the planet. They aim at promoting the sustainable use of coastal marine ecosystems, and to create an effective system of Marine Reserves and Protected Natural Areas in Mexico

Set up with the mission of inspiring people 'to take action for plastic free beaches, oceans and rivers', Mi Moana hosts monthly beach cleanups along the Costa del Sol coast line in Andalucía, Spain. They have a triple goal: to educate, to conserve and to regenerate the ecosystems in the ocean.

The Mission Blue alliance includes more than 200 respected ocean conservation groups and like-minded organizations, from large multinational companies to individual scientific teams doing important research. The focus of Mission Blue is all about protecting the health of the ocean, by inspiring the action necessary to achieve that goal. They have identified 'Hope Spots', areas which are critical for healthy oceans. 'Some Hope Spots are already formally protected, while others still need defined protection. Under Dr. Earle’s leadership, the Mission Blue team has embarked on a series of expeditions to shed light on these vital ecosystems and ignite support to safeguard them as marine protected areas.'