||Grass Carp as a Potential Control Agent for Cattails.
Carney, C. E. ;
DeNoyelles, F. ;
||Kansas Univ., Lawrence. Dept. of Systematics and Ecology.;Corvallis Environmental Research Lab., OR.
Aquatic weeds ;
Weed control ;
Fresh water fishes ;
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Replicate ponds were stocked with grass carp in May 1982 and a fence exclosure placed in each pond to assess the effects of this herbivorous fish on the cattail community. Stocking rate of grass carp four individuals oer pond each membership 18-23 cm in total length. In August 1983 the cattail community was assessed by use of a wire quadrat and visual observations both within and outside of the exclosures. Grass carp reduce cattail abundance.