Iowa DNR
BioNet
River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments

Maccaffertium Flatheaded Mayflies

Taxa Hierarchy
Phylum
Arthropoda
Class
Insecta
Order
Ephemeroptera
Family
Heptageniidae
Genus
Maccaffertium
Species
ITIS Links
TSN
Parent TSN
Metric Values
Tolerance
3.9
FFG
Scraper
Habit
Clinger
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
2,134
Number of Unique Sites Collected
232

Taxa Distribution Map