Grass carp definition

Grass carp means the genus Ctenopharyngodon.
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Grass carp means the species Ctenopharyngodon idella.
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Examples of Grass carp in a sentence

  • Grass carp can consume up to 40% of their body weight per day in aquatic vegetation (Laird and Page 1996).

  • The species can withstand dissolved oxygen concentrations as low as 0.5 ppm and salinities to 10 ppt (Froese and Pauly 2001) Grass carp possess comb-like pharyngeal teeth that are used to grind vegetation.

  • Grass carp are also used widely for vegetation control by private aquaculture facilities; approximately 42% of catfish production facilities use grass carp for vegetation control (APHIS 2003).

  • Grass carp grow rapidly before the onset of maturity, reaching 1 kg by age one and growing 2-3 kg per year in temperate climates and 4.5 kg/year in tropical climates (Shireman and Smith 1983).

  • Grass carp are currently reported in every state except Alaska, Rhode Island, Maine, Vermont, and Montana (Figure 2.3.3) primarily because they are deliberately stocked by various natural resources management agencies and private pond owners as a cost-effective biological control for certain nuisance aquatic plants, and due to their use in research projects, escape from aquaculture facilities, and dispersal from introduced sites (Fuller et al.

  • Grass carp are also known to consume terrestrial vegetation (Kilgen and Smitherman1971; Terrell and Fox 1974) by digging into banks and uprooting riparian vegetation (personal communication, Duane Chapman, USGS).

  • Grass carp prefer large, slow flowing water bodies with available vegetation.

  • Grass carp eggs are non-adhesive and semi-buoyant, requiring flowing water for incubation (Cudmore and Mandrak 2004).

  • Grass carp are highly migratory, transported across watersheds, and widely stocked; factors that make this fish a concern for the further dispersal of the Asian tapeworm in waters of the United States.

  • Grass carp are stocked to alter “undesirable” habitats by consuming nuisance aquatic vegetation.

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