Ctenopharyngodon idella
Ctenopharyngodon idella
(Grass Carp)

Impact ID3127
Impact TypeAquaculture/Agriculture
Study TypeExperimental
Study LocationField
Impact DescriptionA study was conducted to determine effects of grass carp (Ctenopharyngodon idella) on red swamp crawfish (Procambarus clarkii) in ponds in Louisiana. The stocking rate reduced the harvestable size crawfish. After vegetation was depleted, the amounts of animal matter (mainly cladocerans, crawfish, and gyrinids) in grass carp stomachs increased greatly.
NotesExperiment performed in outdoor ponds.
Great Lakes RegionNo

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Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/16/2021].

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