The Institute of Freshwater Ecology - In the UK -- engaged in freshwater biological research for over 60 years.

Freshwater Biological Association - In Cumbria, England. Conducts research into all aspects of freshwater science and technology, with particular emphasis on freshwater algae and invertebrates. Founded in 1929, has a long history of achievements in freshwater science.

U of Maryland Chesapeake Biological Laboratory (CBL) - At the CBL's Center for Environmental Science the faculty members have established a distinguished record of major contributions to regional, national, and international environmental research in the marine sciences.

Academy of Natural Sciences' Estuarine Research Center - Private, non-profit organization dedicated to investigating the complex interrelationships of aquatic ecosystems, particularly the ways in which coastal systems adapt to, and are affected by, human activities.

North Carolina State Center for Applied Aquatic Ecology - Specializes in research on the nutritional ecology and toxic activity of the toxic dinoflagellate Pfiesteria and its impacts on fish health. Descriptions of facilities and projects, Neuse River data, and Pfiesteria information.

University of Maryland Center for Environmental and Estuarine Studies - Operates several laboratories and a research fleet as part of their environmental education.

Delta Marsh Field Station - Research and teaching facility of the Faculty of Science at the University of Manitoba (USA). Located on a designated game-bird refuge and wildlife protection area.

South Slough National Estuarine Research Reserve - A natural laboratory in Oregon, USA.

Coastal Sudies Laboratory - Serves the missions of university education, coastal research, and public service/public education.

Wetlands and Estuarine Ecology Research - Group is involved in research on all aspects of the biology and ecology of coastal wetlands and the Indian River Lagoon.

Wetland Ecosystem Team - Conducts research on coastal wetland ecology and restoration. Focusing particularly on estuaries of the Pacific Northwest, with attention to the estuarine ecology of juvenile Pacific salmon.

Center for Wetlands - Wetlands ecology research at the University of Florida (USA).

San Francisco Estuary Institute - Promoting scientific study in order to protect and enhance the bay.

Department of Lake and Estuarine Ecology - The overall aim is to provide the scientific basis for the administration and management of lakes and estuarine ecosystems.

USGS National Wetlands Research Center: Wetlands Ecology Branch - Research related to sustainable management and restoration of the USA coastal saltwater wetlands, coastal and inland freshwater wetlands, submerged aquatic ecosystems, and coastal prairie.