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

Yellow Bullhead Ameiurus natalis

Family
Ictaluridae (North American Catfishes)
Tolerance
Intermediate
Trophic Class
Benthic Invertivore
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 274 bioassessment sites, 17 rapid fish bioassessment sites, 62 fisheries assessment sites, and 4 fisheries presence-only assessment sites. In total, it was collected at 349 distinct sites, or 23.1% of the 1513 total sites monitored by the bioassessment program. It is the 24th most commonly collected species.

The Yellow Bullhead was collected in 502 bioassessment sampling sessions and 141 fisheries assessment sessions. It was present in 17 rapid bioassessment sessions and 4 presence-only sessions.

The biological assessment program has collected a total of 2,386 individual Yellow Bullhead specimens, ranking it the #49 most collected fish.

Species Characteristics

Light olive-brown to yellow on top, with a white or cream belly. It can be immediately distinguished from other bullheads by the white or cream-colored barbels or whiskers on the chin. The tail is rounded. There are 24 to 27, usually 25 or 26, rays in the anal fin.

Species Distribution Maps

HUC12 watersheds where this species has been found