Gambusia affinis
| Common Names: | Gambusia Mosquito Fish  | 
| Synonyms: | Fundulus inurus Gambusia affinis affinis Gambusia affinis katruelis Gambusia gracilis Gambusia humilis Gambusia patruelis Haplochilus melanops Heterandria affinis Heterandria patruelis Zygonectes brachypterus Zygonectes gracilis Zygonectes inurus Zygonectes patruelis  | 
| Family: | Poeciliidae | 
| Category: | Livebearers | 
| Distribution: | America - Central; Central America and southern USA. | 
| Main Ecosystem: | Lake; Lake | 
| Temperament: | Peaceful; Ranges from semi-peaceful to very agressive. | 
| Diet: | Carnivore; Carnivore | 
| Care: | Feed with flakes. Extremely easy to keep, and adaptable to almost all water values. Not usually kept except for feeding to larger fish. | 
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| Potential Size: | Male: 4cm (1.6") Female: 4cm (1.6")  | 
| Water Region: | Middle; Middle | 
| Activity: | Diurnal; Diurnal | 
| Gender: | Males are smaller with a gonopodium (extended anal fin). | 
| Breeding: | Livebearers. Easy to breed, just combine males with females. | 
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| Comments: | This fish has been declared a noxious pest in Australia. Gambusia affinis has become established in many countries to reduce mosquito numbers. | 
| Main Colours: | Brown | 
| Markings: | No Markings | 
| Mouth: | Upturned | 
| Tail: | Convex | 
| Search: | Show similar species Find compatible species  | 
| Image Credit: | © FishProfiles.com | 
| Submitted By: | Adam | 
| History: | View changes to this profile | 
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