Search Results for the EPA National Library Catalog

Items Found: 8

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Your Search: (SUBJECT=Ephemeroptera)

 
 
 

Select Item Title Year Published
Biosystematic revision of the genus Stenonema (Ephemeroptera:Heptageniidae) 1979
Causal analysis of biological impairment in Long Creek : a sandy-bottomed stream in coastal southern Maine. 2007
Drift of Benthic Invertebrates in Goldstream Creek, Alaska. 1973
Effects of Siltation and Coarser Sediments on Distribution and Abundance of Stream-Inhabiting Insects. 1971
Environmental requirements and pollution tolerance of Ephemeroptera / 1978
Environmental requirements and pollution tolerance of Ephemeroptera / 1978
Identification of Predominant Environmental Factors Structuring Stream Macroinvertebrate Communities Within a Large Agricultural Catchment. 1993
Water Quality Requirements of Aquatic Insects. 1973

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