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Bluespot goby (Pseudogobius olorum) — Gobiidae

Bluespot goby

Pseudogobius olorum
Family: Gobiidae

The Bluespot goby (Pseudogobius olorum) is a brackish-water fish of the family Gobiidae that grows up to 6 cm.

Length
6 cm
Water
Brackish
Depth
0.0–3.0 m
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless

Description

The bluespot goby is a small goby (Gobiidae) from estuaries, tidal creeks and brackish pools of southern Australia. The species grows to about 5 cm and has a stocky, brown-speckled body with fused pelvic fins forming a sucker. As a tolerant bottom-dweller of variable-salinity water it sits on sand and mud by roots and weeds and snaps at small invertebrates, algae and detritus. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Bluespot goby?

The Bluespot goby has an elongate, eel-like body, is mainly brown and shows a spots pattern.

Where does the Bluespot goby live?

The Bluespot goby lives in brackish water and is mostly found around sand or mud bottom.

How big does the Bluespot goby get?

The Bluespot goby grows to a maximum of about 6 cm. On average the species is around 4 cm.

Is the Bluespot goby dangerous to humans?

No, the Bluespot goby is harmless to humans.

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All data

Identification

Dutch name
Zwaan-grondel sourced
English name
Bluespot goby sourced
Scientific name
Pseudogobius olorum
Family
Gobiidae
Other names
Blue-spot goby; Southern goby; Swan river goby verified

Appearance

Size class
Small verified
Max length (cm)
6.0 verified
Average length (cm)
4.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0.0 verified
Max depth (m)
3.0 verified
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Fishing method
Klein van stuk en nauwelijks een hengelsportdoel; wordt vooral incidenteel of als aasvis gevangen. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Pseudogobius

More from the family Gobiidae

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