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Midget dwarfgoby (Trimmatom nanus) — Gobiidae

Midget dwarfgoby

Trimmatom nanus
Family: Gobiidae

The Midget dwarfgoby (Trimmatom nanus) is a saltwater fish of the family Gobiidae that grows up to 1 cm.

Length
1 cm
Water
Saltwater
Depth
5.0–35.0 m
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Oceania: Australia, Indonesia, Maldives, New Caledonia, Papua New Guinea, Philippines and others

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Description

The midget dwarfgoby is one of the very smallest fish in the world, a pygmygoby (Gobiidae) from reef water of the Indian Ocean. The species grows to only about 1 cm and has a tiny, pale, semi-translucent body with relatively large eyes. As a bottom-dweller it lives among coral rubble and sand and snaps at microscopic zooplankton. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Midget dwarfgoby?

The Midget dwarfgoby has an elongate, eel-like body and is mainly white.

Where does the Midget dwarfgoby live?

The Midget dwarfgoby lives in the sea (marine waters) and is mostly found around sand or mud bottom. Oceania: Australia, Indonesia, Maldives, New Caledonia, Papua New Guinea, Philippines and others

How big does the Midget dwarfgoby get?

The Midget dwarfgoby grows to a maximum of about 1 cm.

Is the Midget dwarfgoby dangerous to humans?

No, the Midget dwarfgoby 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.

More photos

Midget dwarfgoby (Trimmatom nanus) — Gobiidae — 2
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Midget dwarfgoby (Trimmatom nanus) — Gobiidae — 3
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Midget dwarfgoby (Trimmatom nanus) — Gobiidae — 4
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Midget dwarfgoby (Trimmatom nanus) — Gobiidae — 5
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Fin

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All data

Identification

English name
Midget dwarfgoby sourced
Scientific name
Trimmatom nanus
Family
Gobiidae
Other names
Dwarf atomgoby; Midget dwarfgoby; Dwarf atom goby verified

Appearance

Size class
Small verified
Max length (cm)
1.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
White sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
5.0 verified
Max depth (m)
35.0 verified
Natural range
Oceania: Australia, Indonesia, Maldives, New Caledonia, Papua New Guinea, Philippines 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
Small in size and barely an angling target; mostly caught incidentally or as baitfish. 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 Trimmatom

More from the family Gobiidae

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