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

Silver Carp Hypophthalmichthys molitrix

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

This species was found at 10 bioassessment sites, 0 rapid fish bioassessment sites, 1 fisheries assessment site, and 0 fisheries presence-only assessment sites. In total, it was collected at 10 distinct sites, or 0.7% of the 1522 total sites monitored by the bioassessment program. It is the 103rd most commonly collected species.

The Silver Carp was collected in 10 bioassessment sampling sessions and 1 fisheries assessment session. It was present in 0 rapid bioassessment sessions and 0 presence-only sessions.

The biological assessment program has collected a total of 81 individual Silver Carp specimens, ranking it the #98 most collected fish.

Photo Stream

Photo credits: John Olson, Ken Krier, Jason Palmer

Photo credits: John Olson, Ken Krier, Jason Palmer

Species Distribution Maps

Taxonomic Distribution Through Time

Sampling Program
Bioassessment
FishNet
Rapid Bioassessment
Esri, USGS | Iowa DNR, Esri, TomTom, Garmin, FAO, NOAA, USGS, EPA, NPS, USFWS | IADNR BioNet
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1/1/2020
1/1/2026
1/1/2020
2020
2021
2022
2023
2024
2025
2026
1/1/2026

HUC12 watersheds where this species has been found

Esri, USGS | County of Story, Iowa DNR, Esri, TomTom, Garmin, FAO, NOAA, USGS, EPA, NPS, USFWS
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