Fin's Fish Guide
The Red River pupfish (Cyprinodon rubrofluviatilis) is a freshwater fish of the family Cyprinodontidae that grows up to 6 cm.
Description
The Red River pupfish is a small pupfish (Cyprinodontidae) from the Red River and Brazos basins in the southern United States. The species grows to about 6 cm and has a stocky body; males turn bluish in courtship, females are duller. It tolerates strongly fluctuating temperature and salinity and eats algae, small invertebrates and detritus. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Red River pupfish?
The Red River pupfish has a torpedo-shaped body and is mainly blue.
Where does the Red River pupfish live?
The Red River pupfish lives in fresh water and is mostly found around mixed bottom. North America: USA
How big does the Red River pupfish get?
The Red River pupfish grows to a maximum of about 6 cm. On average the species is around 3 cm.
Is the Red River pupfish dangerous to humans?
No, the Red River pupfish 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 Red River pupfish edible?
Yes, the Red River pupfish is commonly eaten.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Cyprinodon
More from the family Cyprinodontidae
Want the complete picture on the Red River pupfish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Red River pupfish is one of 12,519 species in the app.