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Browse USGS by Category and Location

Category: All Categories>topics>population and community ecology>ecosystems>aquatic ecosystems>freshwater ecosystems
Location: Anywhere

Here are some USGS Web pages with more information on freshwater ecosystems and Anywhere:

Great Lakes Science Center Site for Great Lakes Science Center, Ann Arbor, which provides information about biological resources in the Great Lakes Basin. Links to personnel, publications, data, library, facilities, research vessels, Great Lakes issues,and research. (Score: 1.094)
National Water-Quality Assessment (NAWQA) Program - The Acadian-Pontchartrain study unit The Acadian-Pontchartrain River Basin is a National Water-Quality Assessment (NAWQA) Program study unit for studying the status, trends, and changes affecting the nations water quality. Site links to data, publications, maps, and results. (Score: 0.850)
Ecological studies in the National Water-Quality Assessment (NAWQA) Program Description of cooperative ecological research associated with the National Water-Qualilty Assessment program with links to current projects, download data,publications, and publications on biological sampling, habitat and laboratory protocols. (Score: 0.690)
Freshwater diatoms: indicators of ecosystem change Article by Donald Charles and Pat Kociolek from publication Our Living Resources on identification of diatoms present in freshwater ecosystems to assess the status of acidification, eutrophication, water quality,and climate change effects. (Score: 0.690)
Lake Tahoe Data Clearinghouse This website is a gateway to information and data on Lake Taho with links to Lake Tahoe Initiative, geography, history, lake facts, GIS Data, DEM, DOQ, DLG imagery, bathymetry, satellite imagery, land cover, census, soils, pictures, and general maps. (Score: 0.573)
Farm ponds as critical habitats for native amphibians Constructed farm ponds represent significant breeding, rearing, and overwintering habitat for amphibians in the Driftless Area Ecoregion of Minnesota, Wisconsin, and Iowa. Links to fact sheet, brochure, annual reports, field manual, and final report. (Score: 0.520)
Water resources of Michigan - programs and projects Brief descriptions of categories of USGS research programs and projects on water resources in Michigan with links to more detailed information on projects. (Score: 0.491)
Water resources of Michigan - restoring natural flow regimes Links to descriptions, maps, photos, and reports of projects related to studies of the effects of dams and flow regulation in watersheds significantly altered by humans in the state of Michigan. (Score: 0.491)
Lower Rio Grande Ecosystem Initiative Description of program and links to information on research related to the biotic resources of the lower Rio Grande (between Elephant Butte Reservoir in New Mexico and extending to the Gulf of Mexico) and its adjacent terrestrial habitats. (Score: 0.360)
Platte River Program, a USGS Place-Based Studies Program Site for the Platte River Program in Nebraska an area that is a critical staging area for migratory waterbirds of the Central Flyway. Includes links to color-infrared aerial photos, 1938 historic aerial photos, and Cottonwood Ranch research site. (Score: 0.348)

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