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Marbled goby (Pomatoschistus marmoratus) — Gobiidae

Marbled goby

Pomatoschistus marmoratus
Family: Gobiidae
LC · Least Concern

The Marbled goby (Pomatoschistus marmoratus) is a brackish-water fish of the family Gobiidae that grows up to 8 cm.

Length
8 cm
Water
Brackish
Depth
20.0–70.0 m
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Mediterranean Sea, Black Sea and the adjacent eastern Atlantic, on sandy and silty bottoms of shallow coastal water, especially in brackish lagoons and estuaries.
Edibility
Not eaten

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Description

The marbled goby is a small, sandy-coloured goby of the family Gobiidae reaching about 8 cm. The translucent body bears a fine marbled pattern with a few dark saddle blotches on the back; like other gobies the pelvic fins are fused into a sucking disc. The species tolerates strongly varying salinity and lives mainly in brackish coastal lagoons and estuaries of the Mediterranean, the Black Sea and the adjacent eastern Atlantic, on sand and mud bottoms of shallow water. On the bottom it searches for small crustaceans and worms. Breeding males are darker and defend a territory; they guard the eggs laid under a shell or stone until they hatch. Because of its small size it has no fishery importance.

Frequently asked questions

How do you recognise the Marbled goby?

The Marbled goby has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Small, sand-coloured goby with a finely marbled pattern and a few dark saddle blotches; pelvic fins fused into a small sucker.

Where does the Marbled goby live?

The Marbled goby lives in brackish water and is mostly found around sand or mud bottom. Mediterranean Sea, Black Sea and the adjacent eastern Atlantic, on sandy and silty bottoms of shallow coastal water, especially in brackish lagoons and estuaries.

How big does the Marbled goby get?

The Marbled goby grows to a maximum of about 8 cm. On average the species is around 5 cm.

Is the Marbled goby dangerous to humans?

No, the Marbled goby is harmless to humans. None required: this species is harmless to humans.

Is the Marbled goby edible?

The Marbled goby is not usually eaten.

More photos

Marbled goby (Pomatoschistus marmoratus) — Gobiidae — 2
Wikimedia Commons — Etrusko25 (Public domain)
Marbled goby (Pomatoschistus marmoratus) — Gobiidae — 3
iNaturalist ((c) cccrll, some rights reserved (CC BY-NC))
Marbled goby (Pomatoschistus marmoratus) — Gobiidae — 4
Wikimedia Commons — Etrusko25 (Public domain)
Marbled goby (Pomatoschistus marmoratus) — Gobiidae — 5
Wikimedia Commons — Etrusko25 (Public domain)

Easily confused with

These species look like the Marbled goby and live in the same waters.

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All data

Identification

English name
Marbled goby verified
Scientific name
Pomatoschistus marmoratus
Family
Gobiidae
Other names
Marbled goby verified

Appearance

Size class
Small verified
Max length (cm)
8 verified
Average length (cm)
5.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
Two separate sourced
Dorsal spines
Yes verified

Habitat & distribution

Water type
Brackish verified
Substrate
Sand / mud bottom verified
Min depth (m)
20.0 verified
Max depth (m)
70.0 verified
Natural range
Mediterranean Sea, Black Sea and the adjacent eastern Atlantic, on sandy and silty bottoms of shallow coastal water, especially in brackish lagoons and estuaries. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Small crustaceans and worms from the bottom sourced
Social behaviour
Small groups verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
levensduur_max_jaar
2.0 verified
Seasonality
Spawns in spring and summer; the male guards the eggs deposited under a shell or stone. sourced
Special features
Small, sand-coloured goby with a finely marbled pattern and a few dark saddle blotches; pelvic fins fused into a small sucker. sourced

For anglers

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

Safety

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

Status & sources

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

Same genus Pomatoschistus

More from the family Gobiidae

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