Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)

Impact ID3139
Impact TypeRecreation
Study TypeExperimental
Study LocationField
Impact DescriptionGrass Carp (Ctenopharyngodon idella) introductions resulted in a decrease of aquatic macrophytes (Potamogeton, Elodea, Ceratophyllum, and Najas), all controlled effectively by Ctenopharyngodon idella. The reduction of submerged macrophytes increased opportunities for angling and in turn increasing angling activity.
Great Lakes RegionNo
LocationRed Haw Lake, Iowa

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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/18/2024].

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