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River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments
Benthic Macroinvertebrates
Nixe perfida
Nixe perfida
Flatheaded Mayflies
Taxa Hierarchy
Phylum
Arthropoda
Class
Insecta
Order
Ephemeroptera
Family
Heptageniidae
Genus
Nixe
Species
perfida
ITIS Links
TSN
100705
Parent TSN
100692
Metric Values
Tolerance
2.0
FFG
Scraper
Habit
Unidentified
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
181
Number of Unique Sites Collected
8
Taxa Distribution Map