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Jamaican gambusia (Gambusia melapleura) — Poeciliidae

Jamaican gambusia

Gambusia melapleura
Family: Poeciliidae

The Jamaican gambusia (Gambusia melapleura) is a freshwater fish of the family Poeciliidae that grows up to 3 cm.

Length
3.4 cm
Water
Freshwater
Diet
Omnivore
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
North America: Jamaica

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Description

The Jamaican gambusia is a mosquitofish (Poeciliidae) from shallow, often still fresh and brackish water of the fresh waters of Jamaica. The species grows to about 4 cm and has a stocky, silver-grey body with a superior mouth. The male fertilises the female internally with an anal fin modified into a gonopodium, after which live young are born. As a surface fish it eagerly eats mosquito larvae, small invertebrates and algae. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Jamaican gambusia?

The Jamaican gambusia has a torpedo-shaped body and is mainly silver-grey.

Where does the Jamaican gambusia live?

The Jamaican gambusia lives in fresh water and is mostly found around open water. North America: Jamaica

How big does the Jamaican gambusia get?

The Jamaican gambusia grows to a maximum of about 3 cm.

Is the Jamaican gambusia dangerous to humans?

No, the Jamaican gambusia 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.

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All data

Identification

English name
Jamaican gambusia sourced
Scientific name
Gambusia melapleura
Family
Poeciliidae
Other names
Striped gambusia sourced

Appearance

Size class
Small verified
Max length (cm)
3.4 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Rounded inferred
Mouth position
Superior (upward) sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Open water sourced
Natural range
North America: Jamaica sourced
Origin
Native inferred

Behaviour & biology

Diet
Omnivore inferred
Diet (detail)
Invertebrates, algae and detritus inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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 Gambusia

More from the family Poeciliidae

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