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

Fathead Minnow Pimephales promelas

Family
Cyprinidae (Minnows)
Tolerance
Tolerant
Trophic Class
Omnivore
Is Exotic to Iowa?
False
Is Lithophilous Spawner?
False
Is Hybrid?
False
State Listing Status
Not Listed
Assessment Program Statistics

This species was found at 486 bioassessment sites, 96 rapid fish bioassessment sites, 60 fisheries assessment sites, and 12 fisheries presence-only assessment sites. In total, it was collected at 603 distinct sites, or 50% of the 1205 total sites monitored by the bioassessment program. It is the 9th most commonly collected species.

The Fathead Minnow was collected in 771 bioassessment sampling sessions and 109 fisheries assessment sessions. It was present in 96 rapid bioassessment sessions and 12 presence-only sessions.

The biological assessment program has collected a total of 21,723 individual Fathead Minnow specimens, ranking it the #17 most collected fish.

Species Distribution Map