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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)
Related topics:


Results 21 - 30 of 91 listed by similarity [list alphabetically]
Center for Coastal & Watershed Studies - St. Petersburg/Tampa, Florida [New Window]
Homepage for the Florida Center for Coastal & Watershed Studies in St. Petersburg, Tampa, and the U.S. Virgin Islands with links to a newsletter Sound Waves, research projects by area and topic, publications, data sets, news, and contacts.
Characterization of macroalgal epiphytes on Thalassia testudinum in Tampa Bay, Florida [New Window]
Identification of epiphytes (plants obtaining moisture and nutrients from the air and rain and usually living on another plant) on seaweed in Tampa Bay, Florida. Abstract of symposium presentation with photos.
Chesapeake Bay activities [New Window]
Information on USGS studies of Chesapeake Bay, the nation's largest estuary, concerned with water quality, ecosystem history and change, vital habitat and biological resources, and land use studies.
Classification of natural ponds and lakes in the glaciated prairie region [New Window]
Presents a wetland classification system that reflects seasonal, regional, and local variations in the environment.
Classification of wetlands and deepwater habitats of the United States [New Window]
Detailed publication on the classification system for an inventory of wetlands and deepwater habitats of the United States used to describe ecological taxa and arrange them in a system useful to resource managers.
Climate-Driven Ocean Changes Affect Estuaries [New Window]
Research findings and examples of application to real problems--Pacific Ocean cooling triggers phytoplankton blooms in San Francisco Bay.
Coastal habitats in Puget Sound [New Window]
Declines in fish and wildlife populations, water-quality issues, and changes in coastal habitats have prompted this USGS study of the region's nearshore life and environment. Includes links to data from published reports.
Columbia Environmental Research Center (CERC) online databases [New Window]
Links to Columbia Environmental Research Center online databases with text, data, and metadata on toxicity, Missouri River, biomonitoring of environmental status and trends, contaminants, and sediments.
Columbia Environmental Research Center (CERC) publications [New Window]
Links to electronic publications of the Columbia Environmental Research Center (CERC) including journal articles and full-text publications accessible by publication series and subjects.
Columbia River USGS Interdisciplinary Science Explorer WebSite [New Window]
Web site for an Internet Map Service (IMS) serving base cartographic data, USGS data, science applications and real time modelling analyses for the Columbia River basin using geospatial analysis technology.
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