Scientific Name: Gambusia affinis

Residency: Non-native in Arizona. Mosquito fish have been introduced on every continent other than Antarctica for mosquito control and have one of the largest distributions of any fish.

Habitat: Mosquito fish are usually found in vegetated ponds and lakes and in slower moving or standing backwater and pools along streams.

Diet: Small insects such as mosquito larvae, zooplankton, and detritus.

Breeding: Mosquito fish are viviparous; a female can produce three or four broods in a single season with brood sizes numbering up to 100 fish.

Status: Considered a threat to native species in some areas where they are introduced.

Photo: To be added.

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