The aim of Blue Marine Foundation (BLUE) is 'to combat over-fishing and the destruction of biodiversity – arguably the largest problem facing the world’s oceans – by delivering practical conservation solutions, including the creation of large-scale marine reserves.' This includes sustainable fisheries which will allow fish stocks to recover. Their reach includes the UK, St Helena, Maldives, Aeolian Islands, Ascension Islands, Caspian Sea, Namibia, Patagonia and Tristan da Cunha, amongst others, and includes seagrass revegetation, protection of kelp forests, aquaculture and the blue economy in a drive to protect marine life and the communities dependent on it.

The Blue Prosperity Coalition is a coalition of partners engaging in a multi-year partnership with Governments to designate and implement 30% marine protection and establish a Blue Prosperity Plan. Government officials, ocean experts, and NGOs joined together to announce the creation of the Blue Prosperity Coalition, a network of global partners advancing sustainable oceans by balancing marine protection with economic development. Founding members of the Coalition include the Waitt Institute, National Geographic Pristine Seas, Oceans 5 and Dynamic Planet, as well as government partnerships with the Azores, Barbuda, Curaçao, and the Kingdom of Tonga.

Blue Resources Trust is a marine research and consultancy organisation based in Sri Lanka that aims to promote informed science based decision making to facilitate the sustainable use of marine resources. Their past and current research has focused on coral reefs, fisheries, sustainable livelihoods, marine protected areas, and the development of domestic and international marine policy. They consult in a wide range of marine related fields including field surveys, EIAs, technical advice, and project management. In addition, they facilitate underwater photographers and film crews.

Blue Seas Protection is a marine conservation charity with the multiple missions of addressing climate and environmental issues, political campaigning, education and awareness about marine conservation, and direct action, working at all levels, from global and national Government campaigns, to local "boots on the ground" community projects. Their main activities are aimed at: Combatting overfishing (via advocacy, the Seaspiracy petition, and working with local fisheries), combatting marine pollution (via their Operation Sea Sweep programme and beach cleanups), education and awareness (via their SharkLab programme and outreach), the protection of marine species (including their BSP Marine Mammal Medics for local incidents), and their Marine Crime Watch monitoring and reporting system.

Blue Ventures works at catalysing and sustaining marine conservation projects led by locals in places where the ocean is vital to local cultures and economies, and are committed to protecting marine biodiversity in ways that benefit coastal people. Based in the UK, they operate in Madagascar, Mozambique, Somalia, Tanzania, Comoros, Kenya, Belize, India, Indonesia, Papua New Guines (PNG), Philippines, Thailand and Timor-Leste. In Madagascar they have created the largest LLMA (Locally Managed Marine Area) in the Indian Ocean. Amongst their many projects, their aquaculture projects include growing seagrass and sea cucumbers. At the same time they offer volunteering opportunities. Blue Ventures is increasingly active in all facets of marine conservation, and highly effective in achieving positive change in local communities.

CEBSE focuses on conservation and sustainable development within the area of the proposed biosphere reserve in Samana Bay, in the Dominican Republic, a programme involving community participation and education, sustainable development, conservation of biodiversity and inter-institutional co-ordination and support.

The COBSEA Secretariat is the lead agency of the United Nations for marine environmental matters in East Asia, responsible for co-ordinating the activities of governments, NGOs, UN and donor agencies, and individuals in caring for the region's marine environment. Nine member countries: Indonesia, Malaysia, Philippines, Singapore and Thailand, Cambodia, People's Republic of China, Republic of Korea and Vietnam

Based in Costa Rica, CREMA is marine preservation organization which plays a role in the country's international shark fin trade. The group also does research so that they can protect ocean resources as well as persuade the country (and all Central America) to carry out sustainable fishing policies.

Canada's Wildlife Foundation has a strong oceans component in which focuses the following key areas: Reducing the impact of Fisheries on Marine Wildlife; Marine Pollution; and Marine Protected Areas. Over fishing is a major area of interest as it is crucial to maintain ample food for marine life that relies on these areas for winter grounds or having their young.

The Cape Cod Commercial Fisherman's Alliance (previously Association) is an alliance of fishermen, community members, public officials and scientists working together to build creative strategies, advocate for improved marine policies, protect the ocean ecosystem, and ensure the viability and future of Cape Cod's fisheries.

CeDePesca works towards achieving socially, economically and ecologically sustainable fisheries in Latin America.  ‘By implementing Fishery Improvement Projects, CeDePesca trains stakeholders, builds the capacity of small-scale fishers, encourages and conducts research, and spreads management systems that ensure the sustainable use of fishery resources in the region’. Their headquarters are in Argentina, with offices in Chile, Brasil, Perú, Panamá, México y Guatemala

The Centro de Estudios Marinos (CEM) was established with the aim of developing technical capacities in applied research to support the management of marine biodiversity. Founded in Utila, Islas de la Bahía, as the “Centro de Ecología Marina de Utila”, the Center now works on both the Atlantic and Pacific coasts of Honduras. A significant aspect of their work involves the local fishing community promoting sustainable fishing, marine protected areas, and restoration projects.