Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)
Fishes
Exotic
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Impacts

4 results for Ctenopharyngodon idella (Grass Carp)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1886425 IAClintonConfluence of Mississippi River and Wapsipinicon River2016 07080101 Copperas-Duckestablished
1886416 IAMuscatineMississippi River, near Muscatine, IA2016 07080101 Copperas-Duckestablished
1886419 IAScottConfluence of Mississippi River and Rock River2016 07080101 Copperas-Duckestablished
1886422 IAScottMississippi River, near Le Claire2016 07080101 Copperas-Duckestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

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