- Coastal Research and Education Society of Long Island - CRESLI's mission is to promote and foster understanding and stewardship of coastal ecosystems through research and education
- Cooperative Marine Education and Research Program - A partnership in marine education and research between the University of Massachusetts, Amherst and the National Oceanic and Atmospheric Administration (NOAA)
- Gulf Specimen Marine Labs - Supplying marine animals to schools, universities, public and private aquariums, and for environmental education since 1964.
- Marine Discovery Centre, Queenscliff, Aust. - Non profit marine education centre in Queenscliff, Victoria, Australia. School and community programs. Promote conservation of marine and coastal environments.
- Marine Education Center of Cape Ann - A non-profit organization dedicated to conservation, education, and research of ocean life through multifaceted nature programs and wildlife expeditions.
- Marine Voyager - Marine Voyager is a 30 minute weekly televison show on the Outdoor Life Network, each show has an ecology segment focusing on marine environmental issues.
- Maryland Sea Grant - Research, outreach and education about the Chesapeake Bay
- MRDF: MarineLab, TEEC, & Man In The Sea - Marine Resources Development Foundation is a non profit organization offering marine and freshwater ecology programs to students at two centers, one in Key Largo and 1 in SC.
- Oceanic Research Group - Dedicated to the conservation of the oceans through education
- Westlawn Institute of Marine Technology - school providing professional courses