BioNet

River & Stream Biological Monitoring

Fish and Benthic Macroinvertebrate Surveys

Physical Habitat Assessments

Baetis tricaudatus Small Minnow 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

Baetidae

Genus

Baetis

Species

tricaudatus

ITIS Links

TSN

100817

Parent TSN

100800

Metric Values

Tolerance

2.0

FFG

Collector/Gatherer

Habit

Unidentified

CW Ind

False

Assessment Program Statistics

Total Individuals Collected

20,836

Number of Unique Sites Collected

149

Taxa Distribution Map