Scripps Oceanographic Society - members have a rare opportunity to interact with some of the world's leading marine scientists. They receive the latest news on environmental discoveries and invitations to unique marine science activities and trips. Members support the research and education programs that help to steward our natural environment for future generations.

Society for Underwater Technology - a multi-disciplinary learned Society which brings together individuals and organisations from more than 30 countries who have a common interest in underwater technology, ocean science and offshore engineering.

American Society of Limnology and Oceanography (ASLO) - The purposes of ASLO are to promote the interests of limnology, oceanography and related sciences, to foster the exchange of information across the range of aquatic science, and to further investigations dealing with these subjects. ASLO is best known for its journal, Limnology and Oceanography (L&O), its interdisciplinary meetings, and its special symposia.

Australian Meteorological and Oceanographic Society - an independent society that supports and fosters interest in meteorology and oceanography through publications, meetings, courses, conferences, grants and prizes. It also represents the views of its members to various institutions and the public.

The Oceanography Society - founded in 1988 to disseminate knowledge of oceanography and its application through research and education, to promote communication among oceanographers, and to provide a constituency for consensus-building across all the disciplines of the field.

Challenger Society for Marine Science - the United Kingdom's premier society for all who are interested in the oceans.

The Association of Marine Laboratories of the CaribbeanAustralian Marine Sciences Association - a national non-profit organization dedicated to promoting marine science and coordinating discussion and debate of marine issues in Australia.

Florida Oceanographic Society - promotes the knowledge and understanding of Florida's Marine resources through education, public awareness and the support of scientific research.

Oceanographic Society of Japan (JOS) - Membership details and meeting announcements.

British Marine Life Study Society - is a voluntary non-profit making organization aiming to stimulate interest in the undersea world and natural history of the seas, and related subjects.

Cetacean Society International - CSI is an all-volunteer, non-profit conservation, education, and research organization based in the USA, with volunteer representatives in 26 countries around the world. Dedicated to the preservation and protection of cetaceans and the marine environment on a global basis.

ICMME - Investigacion y Conservacion de Mamiferos Marinos de Ensenada

Marine Technology Society - A non-profit international professional organization established in 1963 to promote the exchange of information in ocean and marine engineering, science, and policy. MTS has over 2000 current members.

European Cetacean Society - a 500 member (1998 count) organization. It is aimed at the exchange of information between dolphin and whale researchers inside and outside Europe. The ECS is therefore basically a scientific organization, but many members are just interested in whales and dolphins without being professional biologists.

Ocean Conservation Society - a non-profit corporation, which serves as the parent organization for several marine research projects such as The Los Angeles Dolphin Project and the Yucatan Sea Turtle & Dolphin Project. As the parent organization, OCS organises, administrates and funds serious research projects by seeking grants, contributions, and corporate sponsorships.

Society for Marine Mammalogy - evaluates and promotes the educational, scientific and managerial advancement of marine mammal science. Any person is qualified for full membership who is a professional in natural science or the management, husbandry, conservation or training of marine mammals.

Whale and Dolphin Conservation Society - is an International Charity for the protection of Whales, Dolphins and Porpoises (cetaceans). Based in Bath, England, UK.

International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC) - An association of individuals and organizations interested in aquatic and marine information science. The association provides a forum for exchange and exploration of ideas and issues of mutual concern.

Oceanic Society - A nonprofit, membership organization founded in 1972 to protect marine mammals and the marine environment through conservation-based research and environmental education. The Society coordinates and funds research projects, the results of which make a compelling case for ecosystem conservation.

Association of Marine Scientists (AMS) - A non-governmental organization which aims at providing a common platform for marine scientists in Mauritius to interact with each other.

Western Indian Ocean Marine Science Association (WIOMSA) - A non-governmental and non-profit regional organization for promoting the educational, scientific and technological development of all aspects of marine sciences throughout the Western Indian Ocean (WIO) region. The Association gathers and disseminates marine science information; it holds all types of meetings to foster marine science development and information exchange; and enhances better communication among the marine scientists and other professionals involved in the advancement of marine science research and development on the WIO region.

Coastal Research and Education Society of Long Island - Information about CRESLI's research, education, and outreach programs to promote stewardship and conservation of coastal ecosystems, and especially their marine mammals and sea turtles.

MERI - Committed to the health and well being of marine mammals and their coastal habitats around the world.

Florida Marine Science Educator's Association (FMSEA) - For teachers, students and others interested in the marine environment. The DRIFT is the quarterly newsletter.

The Hydrographic Society of America - serves as the focal point for activities in America. Membership is open to any individual or organization with an interest in surveying afloat. No formal qualifications are required.

Marinalg, worldwide association, seawed-derived hydrocolloids - Worldwide association to promote image and use of seewed derived hydrocolloids in food, pharmaceutical and cosmetics industries

Hebridean Whale and Dolphin Trust - A registered charity which has pioneered the study of the whales, dolphins and porpoises found in the waters of the Hebrides. Using study techniques that neither harm nor seriously disturb the animals, the research work undertaken provides those who manage Scotland's wildlife and habitats with the information they need to achieve effective conservation.

Marine Conservation Society - is the leading environmental charity in the UK dedicated solely to protecting the marine environment. It has worked successfully for twenty years to highlight issues of concern and threats to both marine wildlife and to the wider marine and coastal environment, and brings them to the attention of the public, media, politicians and Government agencies alike.

ANalyse Educatie en Marien Oecologisch ONderzoek (ANEMOON) - A society for people interested in marine biology near the coast of the Netherlands. The fact that ANEMOON is strictly for amateurs does not prevent a very professional approach. There are many people that help in the gathering and processing of data on the organisms that are found. ANEMOON already has an impressive database and a long list of publcations to their credit.

International Marine Mammal Association - Dedicated to the conservation of marine mammals and their habitats worldwide, through research and education.

Ocean Studies Board - Part of the U.S. National Research Council, the OSB advises the federal government and the nation on issues of ocean science and policy.

National Association of Marine Laboratories - USA nonprofit organization of over 120 members employing more than 10,000 scientists, engineers, and professionals and representing marine and Great Lakes laboratories.

The Hydrographic Society - membership is open to all with an interest in surveying at sea. Aims include the promotion of the science of surveying over water and related disciplines as well as the fostering of recognised standards of education and training for those engaged, or intending to engage in hydrographic work.

Andean Explorers Foundation & Ocean Sailing Club (AEFOSC) - Dedicated to the advancement of historical field and oceanic research through exploration in little-known areas around the world

New Zealand Region of the Hydrographic Society - is a sub-branch of the Australasian Branch of the Hydrographic Society with members representing the fields of hydrography, oceanography, geophysics, civil engineering and associated disciplines at all levels of expertise.