Potosi pupfish (Cyprinodon alvarezi)

Scientific name: Cyprinodon alvarezi Miller, 1976

Potosi pupfish (Cyprinodon alvarezi)

The Potosi pupfish (Cyprinodon alvarezi) is a freshwater fish of the family Cyprinodontidae. In the aquarium it needs water at 18–22°C (64–72°F). Native range: North America, El Potos? in Nuevo Leon, Mexico.

Potosi pupfish care at a glance

Temperature
18–22°C (64–72°F)

Biology

Dorsal soft rays (total): 10-12; Anal soft rays: 9 - 11

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Cyprinodon alvarezi
Family
Cyprinodontidae (Pupfishes)
Order
Cyprinodontiformes (Live bearers, Killifishes and Rivulines)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
5.0
Common length
4.3
Environment
Freshwater; benthopelagic; non-migratory
Climate
Subtropical
Distribution
North America: El Potos? in Nuevo Leon, Mexico.
Conservation status (IUCN)
Extinct in the Wild (EW)
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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