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Results 1 - 10 of 74 for macrobenthos within all areas of the EPA. Only web pages are included. Search all document formats.

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Page Title | About the Gulf Ecology Division | US EPA11-23-2009

... according to the functional roles and geographic distributions of the macrobenthos... Carnivorous macrobenthos also comprised an appreciable portion (12%), while omnivores (less than ...

http://www.epa.gov/ged/publica/c2115.htm (HTML)

EPA - Classifications of Macroinvertebrates03-05-2009

Percent of the macrobenthos that scrape or graze upon periphyton... Percent of macrobenthos considered to be tolerant of various types of perturbation.

http://www.epa.gov/bioindicators/html/invertclass.html (HTML)

Definitions of best candidate benthic metrics09-12-2008

Increase Feeding measures % Filterers Percent of the macrobenthos that filter FPOM from either the water column or sediment Variable % Grazers and Scrapers Percent of the macrobenthos that scrape or graze upon periphyton Decrease Habit measures Number ...

http://www.epa.gov/watertrain/rbp/p06.html (HTML)

Page Title | About the Gulf Ecology Division | US EPA11-23-2009

Dredged Material Effects Assessment: Single-Species Toxicity/Bioaccumulation and Macrobenthos Colonization Tests... results of currently recommended single-species tests with results from macrobenthos colonization tests of dredged material from three harbors in the ...

http://www.epa.gov/ged/publica/c0895.htm (HTML)

Page Title | About the Gulf Ecology Division | US EPA11-23-2009

Species-Abundance-Biomass Responses by Estuarine Macrobenthos to Sediment Chemical Contamination... An index was developed for estuarine macrobenthos in the Gulf of Mexico that discriminated between areas with ...

http://www.epa.gov/ged/publica/cabanc49.htm (HTML)

Western Ecology Division | US EPA09-14-2007

... sufficient for assessing pollution impact on the Southern California Bight macrobenthos -- revisited... sufficient for assessing pollution impacts on the Southern California Bight macrobenthos Marine Ecology Progress Series, 67: 251-262.

http://www.epa.gov/wed/pages/staff/cole.htm (HTML)

Western Ecology Division | US EPA09-14-2007

... sufficient for assessing pollution impacts on the Southern California Bight -- macrobenthos revisited... sufficient for assessing pollution impacts on the Southern California Bight macrobenthos Marine Ecology Progress Series, 67: 251-262.

http://www.epa.gov/wed/pages/staff/support/cole.htm (HTML)

EPA11-30-2006

Percent of macrobenthos considered to be tolerant of various types of perturbation... Percent of the macrobenthos that filter FPOM from either the water column or sediment.

http://www.epa.gov/owow/monitoring/rbp/ch07b.html (HTML)

Page Title | About the Gulf Ecology Division | US EPA11-23-2009

Dredged Material Effects Assessment: Single-Species Toxicity/Bioaccumulation and Macrobenthos Colonization Tests... Effects of the macrobenthos community and potential for bioaccumulation of Ba and Cr were ...

http://www.epa.gov/ged/publica/cabbck17.htm (HTML)

Western Ecology Division | US EPA09-14-2007

Long-term dynamics of seagrass macrobenthos: Asynchronous population variability in space and time... Long-term dynamics of seagrass macrobenthos: Asynchronous population variability in space and time.

http://www.epa.gov/wed/pages/staff/nelson.htm (HTML)

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