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Pearl stingray (Fontitrygon margaritella) — Dasyatidae

Pearl stingray

Fontitrygon margaritella
Family: Dasyatidae
NT · Near Threatened

The Pearl stingray (Fontitrygon margaritella) is a brackish-water fish of the family Dasyatidae that grows up to 30 cm.

Length
30 cm
Water
Brackish
Depth
0–60.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Irregular
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
West Africa
Edibility
Rarely eaten

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Description

The pearl stingray is a small stingray from coastal and estuarine water of West Africa. The species grows to about 30 cm across and has a flat, round body disc with a central, pearl-like bump on the back and a long tail with a venomous spine. As a bottom-dweller it lies half-buried in sand or mud and searches for small crustaceans, molluscs and worms. The venomous spine can inflict a painful, venomous puncture wound. Owing to fishing the IUCN assesses it as Near Threatened (NT).

Frequently asked questions

How do you recognise the Pearl stingray?

The Pearl stingray has an irregular in shape body, is mainly brown and shows a plain pattern. Pearly dorsal hump and a venomous spine on the tail; burrowing bottom ray

Where does the Pearl stingray live?

The Pearl stingray lives in brackish water and is mostly found around sand or mud bottom. West Africa

How big does the Pearl stingray get?

The Pearl stingray grows to a maximum of about 30 cm.

Is the Pearl stingray dangerous to humans?

The Pearl stingray is venomous — handle spines with care and seek medical help after a sting if needed. If stung by the tail spine: immerse the wound immediately in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, remove visible spine fragments, and seek medical help.

Is the Pearl stingray edible?

The Pearl stingray is rarely eaten.

More photos

Pearl stingray (Fontitrygon margaritella) — Dasyatidae — 2
iNaturalist ((c) carolina_dlhs, some rights reserved (CC BY-NC))
Pearl stingray (Fontitrygon margaritella) — Dasyatidae — 3
iNaturalist ((c) Jean, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Pearl stingray verified
Scientific name
Fontitrygon margaritella
Family
Dasyatidae

Appearance

Size class
Medium verified
Max length (cm)
30.0 verified
Body shape
Irregular sourced
Dominant colour
Brown sourced
Pattern
Plain sourced
Tail shape
Rounded sourced
Mouth position
Inferior (downward) sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Max depth (m)
60.0 verified
Natural range
West Africa verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small crustaceans, molluscs and worms inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Burrowing coastal bottom ray; present year-round. sourced
Special features
Pearly dorsal hump and a venomous spine on the tail; burrowing bottom ray sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous verified
First aid
If stung by the tail spine: immerse the wound immediately in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, remove visible spine fragments, and seek medical help. verified

Status & sources

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

Same genus Fontitrygon

More from the family Dasyatidae

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