Search results

Results 1 - 10 of 496 for taxonomic group within all areas of the EPA. Only web pages are included. Search all document formats.

Show 102550100 per page  

Methods for Developing Community Level Benchmarks For Aquatic Animals / Presentations | Pesticides | US EPA01-13-2010

Similar saltwater-specific family level taxonomic requirements for derivation of acute saltwater criteria... Requires data for different taxonomic groups of aquatic animals (fish, invertebrates) depending on use.

http://www.epa.gov/oppefed1/cwa_fifra_effects_methodology/presentation... (HTML)

ECOTOX | MED | US EPA06-24-2009

All names and predefined groups have been verified in reliable taxonomic sources... in the Advanced Database Query is located within the Predefined Taxonomic Groups as "All Plants" for the plant kingdom or "All Animals ...

http://cfpub.epa.gov/ecotox/help.cfm?help_id=SPECIESSEARCH%26help_type... (HTML)

EPA Biological Criteria12-17-2009

... contain a variety of species that represent different trophic levels, taxonomic groups, functional characteristics, and tolerance ranges. Careful selection of target taxonomic groups can provide a balanced assessment that is sufficiently broad to ...

http://www.epa.gov/bioindicators/html/biol6.html (HTML)

2003 Annual Report | Phytoplankton Community Structure as an Indicator of Coastal Ecosystem Health02-11-2005

... trends in the relative and absolute abundances of these phytoplankton taxonomic groups using ChemTax analysis of the long-term photopigment data (see ...

http://cfpub.epa.gov/ncer_abstracts/index.cfm/fuseaction/display.abstr... (HTML)

EPA11-30-2006

... species level identifications but can also be evaluated as designated groupings of taxa, often as higher taxonomic groups (i.e., genera, families, orders, etc.) in assessment of invertebrate ...

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

Impacts on Quality of Inland Wetlands of the United States: A Survey of Indicators, Techniques, and Applications of Community Level Biomonitoring Data10-13-2008

"This report describes the potential effects of environmental stressors upon wetland community structure."

http://www.epa.gov/owow/wetlands/wqual/introweb.html (HTML)

Rule on Microbial Products | Biotechnology: Summary of the Public's Comments and the Agency's Response - Biotechnology Program Under Toxic Substances Control Act (TSCA) | US EPA09-24-2007

These elements may move across taxonomic boundaries and therefore are not a constant part of the genome of one particular taxonomic group or another ...

http://www.epa.gov/biotech_rule/pubs/c005.htm (HTML)

General Guidelines for Wetlands Biological Characterization11-14-2008

"Provides information about general guidelines for wetlands biological characterization."

http://www.epa.gov/owow/wetlands/wqual/genguide.html (HTML)

Final Report | Methodologies for Extrapolating from Local to Regional Ecosystem Scales: Scaling Functions and Thresholds in Animal Responses to Landscape Pattern and Land Use07-09-2003

To answer these questions, we examined three taxonomic groups: beetles, birds, and plants, as well as the combination of these three groups, which was used as a surrogate for total biodiversity ...

http://cfpub.epa.gov/ncer_abstracts/index.cfm/fuseaction/display.abstr... (HTML)

ECOTOX | MED | US EPA06-24-2009

... the "Effects" selection area and click on the MORTALITY Effect Group checkbox... Scroll down to the "Predefined Taxonomic Group" and check the Amphibians checkbox.

http://cfpub.epa.gov/ecotox/help.cfm?help_id=PRACTICE%26help_type=defi... (HTML)

[Prev] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [Next]