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Aquatic ecosystems
Communities of interdependent organisms living primarily in or on water.
Subtopics:
Benthic ecosystems (3 items)
Estuarine ecosystems (23 items)
Freshwater ecosystems (18 items)
Marine ecosystems (22 items)

Planktonic ecosystems (3 items)
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Wetlands Ecology Branch, National Wetlands Research Center [New Window]
Information on the NWRC Wetlands Ecology Branch, which conducts research related to sustainable management and restoration of the nation's coastal saltwater wetlands, freshwater wetlands, submerged aquatic ecosystems, and coastal prairie.
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