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Seaweed blenny (Parablennius marmoreus) — Blenniidae

Seaweed blenny

Parablennius marmoreus
Family: Blenniidae
LC · Least Concern

The Seaweed blenny (Parablennius marmoreus) is a saltwater fish of the family Blenniidae that grows up to 9 cm.

Length
8.5 cm
Water
Saltwater
Depth
0.0–10.0 m
Diet
Omnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Edibility
Not eaten

Description

The seaweed blenny is a small blenny (family Blenniidae) of the western Atlantic and Caribbean. The species reaches about 8 cm and has an elongate, brown-yellow mottled body with small skin fringes (cirri) above the eyes. It inhabits eroded limestone basins and boulders covered by an algal mat, sea fans and other growth, sometimes around mangrove roots; juveniles are sometimes found in floating Sargassum. Its diet consists of algae and small invertebrates. The species is territorial, shelters in holes and crevices and is harmless to humans.

Frequently asked questions

How do you recognise the Seaweed blenny?

The Seaweed blenny has a torpedo-shaped body, is mainly brown and shows a marbled pattern.

Where does the Seaweed blenny live?

The Seaweed blenny lives in the sea (marine waters) and is mostly found around stony or rocky ground.

How big does the Seaweed blenny get?

The Seaweed blenny grows to a maximum of about 9 cm.

Is the Seaweed blenny dangerous to humans?

No, the Seaweed blenny is harmless to humans.

Is the Seaweed blenny edible?

The Seaweed blenny is not usually eaten.

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All data

Identification

Dutch name
Zeewier-slijmvis sourced
English name
Seaweed blenny verified
Scientific name
Parablennius marmoreus
Family
Blenniidae
Other names
Seaweed Blenny; Seaweed blenny verified

Appearance

Size class
Small verified
Max length (cm)
8.5 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown inferred
Pattern
Marbled inferred
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
0.0 verified
Max depth (m)
10.0 verified
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Social behaviour
Solitary inferred
Territorial
Yes inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred

For anglers

Edibility
Not eaten sourced
Fishing method
Geen doelsoort voor de hengelsport; hooguit incidentele vangst of bruikbaar als aasvisje. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Parablennius

More from the family Blenniidae

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