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

Brook Stickleback Culaea inconstans

Family
Gasterosteidae (Sticklebacks)
Tolerance
Sensitive
Trophic Class
Insectivore
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 144 bioassessment sites, 37 rapid fish bioassessment sites, 25 fisheries assessment sites, and 19 fisheries presence-only assessment sites. In total, it was collected at 201 distinct sites, or 16.2% of the 1237 total sites monitored by the bioassessment program. It is the 32nd most commonly collected species.

The Brook Stickleback was collected in 225 bioassessment sampling sessions and 45 fisheries assessment sessions. It was present in 37 rapid bioassessment sessions and 20 presence-only sessions.

The biological assessment program has collected a total of 3,044 individual Brook Stickleback specimens, ranking it the #44 most collected fish.

Species Distribution Map