BioNet

River & Stream Biological Monitoring

Fish and Benthic Macroinvertebrate Surveys

Physical Habitat Assessments

Stenonema femoratum Flatheaded Mayflies

Photo by <a href="http://www.shl.uiowa.edu" rel="nofollow">State Hygienic Laboratory</a> Limnology

Photo by State Hygienic Laboratory

Taxa Hierarchy

Phylum

Arthropoda

Class

Insecta

Order

Ephemeroptera

Family

Heptageniidae

Genus

Stenonema

Species

femoratum

ITIS Links

TSN

100516

Parent TSN

100507

Metric Values

Tolerance

5.0

FFG

Scraper

Habit

Unidentified

CW Ind

False

Assessment Program Statistics

Total Individuals Collected

783

Number of Unique Sites Collected

88

Taxa Distribution Map