Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)
Fishes
Exotic
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Impacts

16 results for Ctenopharyngodon idella (Grass Carp)
Download Data

Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
43146 Grass CarpTX Trinity River, upstream and downstream of Dallas1989 12030105 Upper Trinityestablished
547347 Grass Carp (diploid)TXAndersonTrinity River2013 12030105 Upper Trinityestablished
1739113 Grass CarpTXCollin[No locality description provided]2024 12030103 Elm Fork Trinity 
1676116 Grass CarpTXDallas[No locality description provided]2021 12030103 Elm Fork Trinity 
1676141 Grass CarpTXDallas[No locality description provided]2021 12030103 Elm Fork Trinity 
157761 Grass CarpTXDallasJoe Pool Reservoir [Lake]1997 12030102 Lower West Fork Trinitystocked
1676143 Grass CarpTXDenton[No locality description provided]2018 12030103 Elm Fork Trinity 
1701573 Grass CarpTXDenton[No locality description provided]2022 12030103 Elm Fork Trinity 
1701505 Grass CarpTXDenton[No locality description provided]2022 12030103 Elm Fork Trinity 
1738705 Grass CarpTXDenton[No locality description provided]2023 12030103 Elm Fork Trinity 
1650354 Grass CarpTXDentonLewisville, TX, USA2019 12030103 Elm Fork Trinitystocked
1886626 Grass CarpTXNavarroTrinity River, main channel2013 12030105 Upper Trinityestablished
1472420 Grass Carp (triploid)TXParkerWeatherford Reservoir1990 12030102 Lower West Fork Trinityfailed
1738841 Grass CarpTXTarrant[No locality description provided]2023 12030102 Lower West Fork Trinity 
1650392 Grass CarpTXTarrantDW GDNS, TX 76013, USA2020 12030102 Lower West Fork Trinitystocked
1473243 Grass CarpTXVan ZandtPurtis Creek State Park Lake2007 12030107 Cedarunknown

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 [3/13/2026].

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