Q. Which among the following verities of Fishes is insectivorous?
Answer: Gambusia
Notes: Gambusia is a large genus of fish in family Poeciliidae. Gambusia species are also known as mosquito fish, which, refers more specifically to two species, G. Affinis and G. Holbrooki. These can be introduced into ponds to eat mosquito larvae. That’s why, Insectivorous fish used for mosquito control is Gambusia.

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