The Plains killifish (Fundulus zebrinus) is a brackish-water fish of the family Fundulidae that grows up to 8 cm.
Description
The plains killifish is an egg-laying killifish (Fundulidae) from fresh and slightly brackish water of the Great Plains in the central United States. The species grows to about 8 cm and has a stocky, silver-grey body with numerous narrow, dark vertical bars, like a zebra. It tolerates strongly varying salinity and temperature and lives in sandy streams and pools. As an omnivore it eats insect larvae, small crustaceans and plant material. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Plains killifish?
The Plains killifish has an elongate, eel-like body, is mainly silver-grey and shows a vertical stripes pattern.
Where does the Plains killifish live?
The Plains killifish lives in brackish water and is mostly found around mixed bottom. North America: USA
How big does the Plains killifish get?
The Plains killifish grows to a maximum of about 8 cm. On average the species is around 7 cm.
Is the Plains killifish dangerous to humans?
No, the Plains killifish 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.
Is the Plains killifish edible?
Yes, the Plains killifish is commonly eaten.
More photos

Want the complete picture on the Plains killifish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Plains killifish is one of 12,519 species in the app.
All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Fundulus
More from the family Fundulidae

Want the complete picture on the Plains killifish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Plains killifish is one of 12,519 species in the app.