(redirected from mosquitofishes)
Related to mosquitofishes: Gambusia affinis, Gambusia, Western Mosquitofish


or mosquito fish (mə-skē′tō-fĭsh′)
n. pl. mosquitofish or mos·qui·to·fish·es or mosquito fish or mosquito fish·es
Any of various fishes that feed on the larvae of mosquitoes, especially a small gambusia (Gambusia affinis) native to Mexico and the eastern United States but widely introduced elsewhere for use in controlling mosquitoes.


(məˈski toʊˌfɪʃ)

n., pl. (esp. collectively) -fish, (esp. for kinds or species) -fish•es.
any of several fishes used for mosquito control, esp. Gambusia affinis, native to the southeast U.S.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mosquitofish - silvery topminnow with rows of black spots of tropical North America and West Indiesmosquitofish - silvery topminnow with rows of black spots of tropical North America and West Indies; important in mosquito control
live-bearer, poeciliid, poeciliid fish, topminnow - small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control
Gambusia, genus Gambusia - mosquitofish
References in periodicals archive ?
Like other mosquitofishes, males and females are promiscuous and males mate coercively with females (forced copulations) using a modified anal fin (gonopodium) for transfer of sperm (Rosen and Gordon, 1953).
Similarly, I avoid consideration of the recent name changes of the mosquitofishes Gambusia affinis affinis and G.
One of the field's biggest debacles has been the introduction of mosquitofishes (Gambusia species) all over the world for mosquito control.