Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)
Fishes
Exotic
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106 results for Ctenopharyngodon idella (Grass Carp)
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Page:12345
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
158604 IA Missouri River (Big Sioux River to Little Sioux River RM 740.0-669.2)1997 10230001 Blackbird-Soldierestablished
158605 IA Missouri River (Platte River to Nishnabotna River RM 595.5-542.0)1997 10240001 Keg-Weeping Waterestablished
156444 IA Missouri River drainage in Iowa2002 10230000 Missouri-Little Siouxunknown
270642 IA Skunk River1986 07080107 Skunkstocked
33056 IA state non-specific1973  stocked
33038 IAAdairAdair County1987 10280102 Thompsonstocked
278773 IAAdairGreenfield Lake1998 10240009 West Nodawayunknown
33046 IAAudubonAudubon County1987 10240000 Missouri-Nishnabotnastocked
33027 IABlack HawkBlack Hawk County1987 07080000 Upper Mississippi-Iowa-Skunk-Wapsipiniconstocked
33051 IABuena VistaBuena Vista County1987  stocked
1875012 IACass[No locality description provided]2022 10240003 East Nishnabotna 
33039 IACassCass County1987 10240000 Missouri-Nishnabotnastocked
33034 IAClarkeClarke County1987  stocked
1886425 IAClintonConfluence of Mississippi River and Wapsipinicon River2016 07080101 Copperas-Duckestablished
1874593 IADallas[No locality description provided; coordinates obscured by collector]2021 07100004 Middle Des Moines 
33018 IADavisDavis County1987 07000000 Upper Mississippi Regionstocked
33033 IADecaturDecatur County1987 10280100 Grandstocked
33012 IADelawareDelaware County1987 07000000 Upper Mississippi Regionstocked
1874462 IADes Moines[No locality description provided]2018 07080104 Flint-Henderson 
1875060 IADes Moines[No locality description provided]2022 07080104 Flint-Henderson 
1334806 IADes MoinesMississippi River at Wever, 1.05 river km upstream (north) of the confluence of the Skunk and Mississippi rivers2014 07080104 Flint-Hendersonestablished
1334788 IADes MoinesMississippi River at Wever, 1.05 river km upstream (north) of the confluence of the Skunk and Mississippi rivers2014 07080104 Flint-Hendersonestablished
1334752 IADes MoinesMississippi River at Wever, 1.05 river km upstream (north) of the confluence of the Skunk and Mississippi rivers2015 07080104 Flint-Hendersonestablished
1334789 IADes MoinesMississippi River at Wever, 1.05 river km upstream (north) of the confluence of the Skunk and Mississippi rivers2015 07080104 Flint-Hendersonestablished
1334748 IADes MoinesMississippi River at Wever, 1.05 river km upstream (north) of the confluence of the Skunk and Mississippi rivers2015 07080104 Flint-Hendersonestablished
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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/18/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.