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Black blenny (Atrosalarias fuscus) — Blenniidae

Black blenny

Atrosalarias fuscus
Family: Blenniidae
LC · Least Concern

The Black blenny (Atrosalarias fuscus) is a saltwater fish of the family Blenniidae that grows up to 15 cm.

Length
14.5 cm
Water
Saltwater
Depth
2–12 m
Diet
Herbivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless
Range
Indo-West Pacific; sheltered, shallow reefs.
Edibility
Not eaten

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Description

The brown coral blenny is a blenny (Blenniidae) from the Indo-West Pacific. The species is small and has a dark-brown to yellowish, scaleless body with a blunt, high head profile and comb-like teeth. Adults live on sheltered, shallow reefs and hide among live or dead coral branches. With its teeth it rasps algae and growth from the substrate. The species is harmless to humans.

Frequently asked questions

How do you recognise the Black blenny?

The Black blenny has an elongate, eel-like body, is mainly brown and shows a plain pattern. Blunt, high head profile; algae-rasping blenny that shelters among coral branches.

Where does the Black blenny live?

The Black blenny lives in the sea (marine waters) and is mostly found around stony or rocky ground. Indo-West Pacific; sheltered, shallow reefs.

How big does the Black blenny get?

The Black blenny grows to a maximum of about 15 cm.

Is the Black blenny dangerous to humans?

No, the Black blenny is harmless to humans. None required: this species is harmless to humans.

Is the Black blenny edible?

The Black blenny is not usually eaten.

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All data

Identification

English name
Black blenny verified
Scientific name
Atrosalarias fuscus
Family
Blenniidae
Other names
Black blenny; Brown coral blenny; Brown coral-blenny; Dusky blenny verified

Appearance

Size class
Small verified
Max length (cm)
14.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown
Pattern
Plain
Tail shape
Rounded
Mouth position
Inferior (downward)
Lips
Thick / fleshy
Barbels
No sourced
Dorsal fins
One continuous
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
2 verified
Max depth (m)
12 verified
Natural range
Indo-West Pacific; sheltered, shallow reefs.
Origin
Native sourced

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae and biofilm, rasped from the substrate sourced
Social behaviour
Solitary
Territorial
Yes
Reproduction
Separate sexes sourced
Sexual dimorphism
No
Seasonality
Present year-round in its habitat; no pronounced seasonality known.
Special features
Blunt, high head profile; algae-rasping blenny that shelters among coral branches. sourced

For anglers

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

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

More from the family Blenniidae

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