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Widehead sleeper (Eleotris mauritiana) — Eleotridae

Widehead sleeper

Eleotris mauritiana
Family: Eleotridae

The Widehead sleeper (Eleotris mauritiana) is a fish that lives in both fresh and salt water of the family Eleotridae that grows up to 25 cm.

Length
25 cm
Water
Euryhaline
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Africa: Comoros, Madagascar, Mauritius, Mozambique, Philippines, Reunion I. and others

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Description

The Widehead sleeper is a sleeper goby (Eleotridae) from fresh and brackish water of lower river reaches, estuaries and mangroves of the islands of the western Indian Ocean. The species grows to about 15 cm and has an elongate, dark-brown body with a broad head and separate pelvic fins. As a bottom-oriented ambush hunter it shelters among roots, plants and leaf litter and seizes small fish, crustaceans and insects. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Widehead sleeper?

The Widehead sleeper has an elongate, eel-like body and is mainly brown.

Where does the Widehead sleeper live?

The Widehead sleeper lives in both fresh and salt water and is mostly found around sand or mud bottom. Africa: Comoros, Madagascar, Mauritius, Mozambique, Philippines, Reunion I. and others

How big does the Widehead sleeper get?

The Widehead sleeper grows to a maximum of about 25 cm.

Is the Widehead sleeper dangerous to humans?

No, the Widehead sleeper 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
Widehead sleeper sourced
Scientific name
Eleotris mauritiana
Family
Eleotridae

Appearance

Size class
Medium verified
Max length (cm)
25.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Sand / mud bottom sourced
Natural range
Africa: Comoros, Madagascar, Mauritius, Mozambique, Philippines, Reunion I. and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. 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
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 Eleotris

More from the family Eleotridae

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