Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)
Fishes
Exotic
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16 results for Ctenopharyngodon idella (Grass Carp)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
252367 Grass CarpNY Hudson River, freshwater tidal reach north of River Mile 30 (~168km upriver)[near Haverstraw]1996 02030101 Lower Hudsonunknown
268662 Grass CarpNY Hudson River, lower1986 02030101 Lower Hudsonstocked
863919 Grass CarpNYPutnam[Lake Mahopac]2004 02030101 Lower Hudsonstocked
863920 Grass CarpNYPutnam[Lake Mahopac]2004 02030101 Lower Hudsonstocked
588077 Grass CarpNYPutnam[No locality description provided by MARIS]2004 02030101 Lower Hudsonstocked
588076 Grass CarpNYPutnam[No locality description provided by MARIS]2004 02030101 Lower Hudsonstocked
588075 Grass CarpNYPutnam[No locality description provided by MARIS]2004 02030101 Lower Hudsonstocked
588078 Grass CarpNYPutnam[No locality description provided by MARIS]2004 02030101 Lower Hudsonstocked
1736108 Grass CarpNYPutnam[No locality description provided]2023 02030101 Lower Hudson 
863917 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
863921 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
863918 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
281893 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
281894 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
281897 Grass CarpNYPutnamLake Mahopac2004 02030101 Lower Hudsonstocked
1545056 Grass Carp (diploid)NYWestchesterCroton River2016 02030101 Lower Hudsonunknown

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.

Disclaimer:

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 [12/17/2025].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

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