piscicide


Also found in: Encyclopedia, Wikipedia.

piscicide

(pĭs′ĭ-sīd) [L. piscis, fish, + caedere, to kill]
An agent that kills fish.
References in periodicals archive ?
He says researchers are working to develop a selective piscicide that only affects larger filter feeders like silver and bighead carp.
Keywords: Psychotria microphylla, Clarias gariepinus, piscicide, hematology, antioxidants, lipid peroxidation.
The choice to conduct a rotenone application is largely driven by previous experience with the application of this piscicide, knowledge of the water body and available funding.
The two main commercial uses of rotenone today are as a piscicide and as an insecticide.
In six lakes, they have reduced the population partially or almost totally with a chemical piscicide to improve the growth of the fishes or change the composition of the population, in four lakes they have created marshes to spawn northern pike to improve the abundance of predators, and in two lakes they placed brush shelters and in one a stone reef to facilitate harvest and spawning of fishes.
Exudates of the aquatic fern Salvinia auriculata inhibited the breeding of the mosquito Anopheles albimanus (Hobbs & Molina, 1983), and a petroleum extract from the roots of the mangrove plant Heritiera littoralis was a piscicide (Miles et al.
Many residents felt that this fish kill stemmed from use of a commercial piscicide or other industrial agent (rather than traditional tuba akar, "root poison") owing to its devastating efficacy.
This population had been impacted in the early drought during renovation efforts of Landa Lake in 1951 when the piscicide, rotenone, was applied to remove exotic Rio Grande cichlids (Cichlasoma cyanoguttatum) (Ball et al.
the piscicide Rotenone and the use of motorized equipment .
While rotenone is an effective piscicide, Sanders and Cope (1968) suggests that non-target invertebrate organisms may have even lower tolerance.
Piscicides are often used to control competing species in fish production especially in small water bodies/enclosures, eradicate fish to control parasites, and conserve or restore native species but their uses are not encouraged because of their toxicity to aquatic organisms and the degradation of the environment.