gambusia affinis

English Thesaurus

1. silvery topminnow with rows of black spots of tropical North America and West Indies; important in mosquito control (noun.animal)

hypernym	:	live-bearer, poeciliid, poeciliid fish, topminnow,
definition	:	small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control (noun.animal)

member meronym	:	gambusia, genus gambusia,
definition	:	mosquitofish (noun.animal)