Other Freshwater
Mosquitofish
Gambusia affinis
FreshwaterPoeciliidaeLeast Concern
About
Mosquitofish are small, live-bearing fish known for their tolerance of varied environmental conditions. They are typically dull grayish or brownish in color and females are larger than males. They are surface feeders, primarily consuming insects and algae.
- Average size
- Males: 0.6-1.6 inches, Females: 1.2-2.8 inches
- Colors
- Dull grayish or brownish, sometimes with a silvery sheen. Males may have faint dark bars or spots.
- Diet
- Primarily mosquito larvae, also algae, small invertebrates, and detritus.
- Region
- Native to the southeastern United States, but widely introduced globally.