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Brazilian large-eye stingray (Hypanus marianae) — Dasyatidae

Brazilian large-eye stingray

Hypanus marianae
Family: Dasyatidae

The Brazilian large-eye stingray (Hypanus marianae) is a saltwater fish of the family Dasyatidae that grows up to 40 cm.

Length
40 cm
Water
Saltwater
Depth
2.0–15.0 m
Body shape
Irregular
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
South America: Brazil

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Description

The Brazilian large-eye stingray is a whiptail stingray (Dasyatidae) from coastal waters of the western Atlantic, off northeastern Brazil. The species grows to about 40 cm across and has a round to diamond-shaped, flattened, brown disc with conspicuously large eyes and a long, whip-like tail with a venomous spine. As a bottom-dweller it lies half-buried on sand and mud bottoms and searches for molluscs, crustaceans and worms. The tail spine can inflict a very painful wound; never walk on sandy bottoms without shuffling.

Frequently asked questions

How do you recognise the Brazilian large-eye stingray?

The Brazilian large-eye stingray has an irregular in shape body and is mainly brown. Bears venomous spines or tissue; handle with great care.

Where does the Brazilian large-eye stingray live?

The Brazilian large-eye stingray lives in the sea (marine waters) and is mostly found around sand or mud bottom. South America: Brazil

How big does the Brazilian large-eye stingray get?

The Brazilian large-eye stingray grows to a maximum of about 40 cm.

Is the Brazilian large-eye stingray dangerous to humans?

The Brazilian large-eye stingray is venomous — handle spines with care and seek medical help after a sting if needed. Leave the water and rinse the wound with clean water; do not remove embedded spine fragments on the spot. Immerse the affected part for 30-90 minutes in water as hot as can be tolerated (about 45C) to ease pain. A sting to the torso, chest or abdomen is an emergency: call medical help immediately and check tetanus status.

More photos

Brazilian large-eye stingray (Hypanus marianae) — Dasyatidae — 2
Wikimedia Commons — BelquiorGoncalves (CC BY 4.0)
Brazilian large-eye stingray (Hypanus marianae) — Dasyatidae — 3
iNaturalist ((c) fernandamedeiros325, some rights reserved (CC BY-NC))
Brazilian large-eye stingray (Hypanus marianae) — Dasyatidae — 4
iNaturalist ((c) sobral_, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Brazilian large-eye stingray sourced
Scientific name
Hypanus marianae
Family
Dasyatidae
Other names
Brazilian large-eyed stingray sourced

Appearance

Size class
Medium verified
Max length (cm)
40.0 verified
Body shape
Irregular sourced
Dominant colour
Brown sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
2.0 verified
Max depth (m)
15.0 verified
Natural range
South America: Brazil sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Bears venomous spines or tissue; handle with great care. inferred

For anglers

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
Leave the water and rinse the wound with clean water; do not remove embedded spine fragments on the spot. Immerse the affected part for 30-90 minutes in water as hot as can be tolerated (about 45C) to ease pain. A sting to the torso, chest or abdomen is an emergency: call medical help immediately and check tetanus status. sourced

Status & sources

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

Same genus Hypanus

More from the family Dasyatidae

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