Fin's Fish Guide
The Lerma livebearer (Poeciliopsis viriosa) is a freshwater fish of the family Poeciliidae that grows up to 4 cm.
Description
The Lerma livebearer is a livebearing toothcarp (Poeciliidae) from fresh and brackish water of western Mexico. The species grows to about 5 cm and has a slender, silver-brown body with a superior mouth. The male fertilises the female internally with an anal fin modified into a gonopodium, after which live young are born. As a social fish it swims in schools at the surface of streams and pools and eats mosquito larvae, small invertebrates and algae. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Lerma livebearer?
The Lerma livebearer has a torpedo-shaped body and is mainly silver-grey.
Where does the Lerma livebearer live?
The Lerma livebearer lives in fresh water and is mostly found around open water. North America: Mexico
How big does the Lerma livebearer get?
The Lerma livebearer grows to a maximum of about 4 cm.
Is the Lerma livebearer dangerous to humans?
No, the Lerma livebearer is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Poeciliopsis
More from the family Poeciliidae
Want the complete picture on the Lerma livebearer?
Point your camera at the fish and Fin names the species in seconds. Free, and the Lerma livebearer is one of 12,519 species in the app.