Jamaican killifish (Cubanichthys pengelleyi)

Scientific name: Cubanichthys pengelleyi Fowler, 1939

The Jamaican killifish (Cubanichthys pengelleyi) is a freshwater fish of the family Cyprinodontidae. In the aquarium it needs water at 24–26°C (75–79°F). Native range: Central America, Jamaica.

Jamaican killifish care at a glance

Temperature: 24–26°C (75–79°F)

Biology

Inhabits shallow (1.5 m), crystal clear waters (pH 8.2) with a bottom of sand and some soft patches of silt. Hides among submerged and floating aquatic vegetation. Feeds on damselfly and dragonfly nymphs, other aquatic larvae, ostracods, copepods and snails. Eggs measure 1.2-1.4 mm in diameter and hatch in about 9 days. Not a seasonal killifish. Is difficult to maintain in aquarium.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Cubanichthys pengelleyi
Family: Cyprinodontidae (Pupfishes)
Order: Cyprinodontiformes (Live bearers, Killifishes and Rivulines)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 6.0
Environment: Freshwater;; pH range: 7.2 - 8.0; dH range: 6 - 15 demersal
Climate: Tropical
Distribution: Central America: Jamaica.
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Uses: Aquarium: commercial
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)