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BioNet
River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments
Benthic Macroinvertebrates
Maccaffertium exiguum
Maccaffertium exiguum
Flatheaded Mayflies
Taxa Hierarchy
Phylum
Arthropoda
Class
Insecta
Order
Ephemeroptera
Family
Heptageniidae
Genus
Maccaffertium
Species
exiguum
ITIS Links
TSN
100514
Parent TSN
100507
Metric Values
Tolerance
5.0
FFG
Scraper
Habit
Unidentified
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
8,289
Number of Unique Sites Collected
375
Taxa Distribution Map