BioNet

River & Stream Biological Monitoring

Fish and Benthic Macroinvertebrate Surveys

Physical Habitat Assessments

Heptagenia Flatheaded Mayflies

Taxa Hierarchy

Phylum

Arthropoda

Class

Insecta

Order

Ephemeroptera

Family

Heptageniidae

Genus

Heptagenia

Species

ITIS Links

TSN

100602

Parent TSN

100504

Metric Values

Tolerance

3.1

FFG

Scraper

Habit

Clinger/Swimmer

CW Ind

False

Assessment Program Statistics

Total Individuals Collected

318

Number of Unique Sites Collected

68

Taxa Distribution Map