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Jamaican killifish (Cubanichthys pengelleyi) — Cyprinodontidae

Jamaican killifish

Cubanichthys pengelleyi
EN · Endangered

The Jamaican killifish (Cubanichthys pengelleyi) is a freshwater fish of the family Cyprinodontidae that grows up to 6 cm.

Length
6 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Jamaica (endemic)
Edibility
Not eaten

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Description

The Jamaican killifish is a small killifish endemic to fresh and slightly brackish water of Jamaica. The species grows to about 6 cm and has a slender, silvery body with fine dark spots and a shiny lateral stripe. It lives in clear springs, streams and marshes and feeds on algae, small invertebrates and mosquito larvae. Owing to its restricted range and habitat loss the species is under pressure. The IUCN assesses it as Endangered (EN).

Frequently asked questions

How do you recognise the Jamaican killifish?

The Jamaican killifish has a torpedo-shaped body, is mainly silver-grey and shows a spots pattern. Endemic little killifish of Jamaican springs and swamps

Where does the Jamaican killifish live?

The Jamaican killifish lives in fresh water and is mostly found around sand or mud bottom. Jamaica (endemic)

How big does the Jamaican killifish get?

The Jamaican killifish grows to a maximum of about 6 cm.

Is the Jamaican killifish dangerous to humans?

No, the Jamaican 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 Jamaican killifish edible?

The Jamaican killifish is not usually eaten.

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All data

Identification

English name
Jamaican killifish verified
Scientific name
Cubanichthys pengelleyi
Family
Cyprinodontidae

Appearance

Size class
Small verified
Max length (cm)
6.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Tail shape
Rounded inferred
Mouth position
Superior (upward) sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Jamaica (endemic) verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Algae, small invertebrates and midge larvae inferred
Social behaviour
Small groups sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Endemic freshwater killifish; present year-round. sourced
Special features
Endemic little killifish of Jamaican springs and swamps sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
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. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Cubanichthys

More from the family Cyprinodontidae

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