Checkered pupfish (Cualac tessellatus)

Scientific name: Cualac tessellatus Miller, 1956

The Checkered pupfish (Cualac tessellatus) is a freshwater fish of the family Cyprinodontidae. In the aquarium it needs water at 28–30°C (82–86°F). Native range: North America, San Luis Potosi, Mexico.

Checkered pupfish care at a glance

Temperature: 28–30°C (82–86°F)

Biology

An egg laying omnivorous fish which prefers rocky-gravelly substratum with vegetation. Aquarium conditions: pH=7.2, H=12, 28?C water temperature. Not a seasonal killifish. Is easy to maintain in the aquarium.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Cualac tessellatus
Family: Cyprinodontidae (Pupfishes)
Order: Cyprinodontiformes (Live bearers, Killifishes and Rivulines)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 8.0
Environment: Freshwater;; pH range: 7.9 - ?; dH range: 53 - ? demersal; non-migratory
Climate: Tropical
Distribution: North America: San Luis Potosi, Mexico.
Conservation status (IUCN): Endangered (EN) (A2e, B1+2ab)
Threat to humans: Harmless
Uses: Fisheries: of no interest; aquarium: commercial
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)