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Gill's goby (Eutaeniichthys gilli) — Gobiidae

Gill's goby

Eutaeniichthys gilli
Family: Gobiidae
LC · Least Concern

The Gill's goby (Eutaeniichthys gilli) is a brackish-water fish of the family Gobiidae that grows up to 4 cm.

Length
4 cm
Water
Brackish
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
East Asia (Japan, Korea and China), on tidal flats, in estuaries and mangroves with soft bottoms; tolerates brackish water.
Edibility
Not eaten

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Description

Gill's goby is a small, slender goby of the family Gobiidae reaching about 4 cm. The brownish body bears a dark lengthwise stripe and has, as in many gobies, two separate dorsal fins and fused pelvic fins that work as a weak sucker. The species lives on soft mud and sand bottoms of tidal flats, estuaries and mangroves in East Asia and tolerates brackish water. On the bottom it searches for small worms, crustaceans and midge larvae. In the warm season it spawns and lays its eggs sheltered in a burrow or under shells. Because of its small size and hidden lifestyle it draws little notice, but it is a link in the food web of the tidal zone.

Frequently asked questions

How do you recognise the Gill's goby?

The Gill's goby has an elongate, eel-like body, is mainly brown and shows a horizontal stripes pattern. Small, slender goby of mudflats with a dark longitudinal stripe; lives on muddy bottoms of estuaries and mangroves.

Where does the Gill's goby live?

The Gill's goby lives in brackish water and is mostly found around sand or mud bottom. East Asia (Japan, Korea and China), on tidal flats, in estuaries and mangroves with soft bottoms; tolerates brackish water.

How big does the Gill's goby get?

The Gill's goby grows to a maximum of about 4 cm.

Is the Gill's goby dangerous to humans?

No, the Gill's goby is harmless to humans. None required: this species is harmless to humans.

Is the Gill's goby edible?

The Gill's goby is not usually eaten.

More photos

Gill's goby (Eutaeniichthys gilli) — Gobiidae — 2
iNaturalist ((c) r-fujii, some rights reserved (CC BY-NC))
Gill's goby (Eutaeniichthys gilli) — Gobiidae — 3
iNaturalist ((c) hakkahamushi, some rights reserved (CC BY-NC))
Gill's goby (Eutaeniichthys gilli) — Gobiidae — 4
kusa-to-uo (CC BY-NC 4.0) via GBIF — iNaturalist
Gill's goby (Eutaeniichthys gilli) — Gobiidae — 5
iNaturalist ((c) kusa-to-uo, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Gill's goby verified
Scientific name
Eutaeniichthys gilli
Family
Gobiidae

Appearance

Size class
Small verified
Max length (cm)
4.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Horizontal stripes 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
Natural range
East Asia (Japan, Korea and China), on tidal flats, in estuaries and mangroves with soft bottoms; tolerates brackish water. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Small benthic invertebrates: worms, crustaceans and midge larvae sourced
Social behaviour
Small groups verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Spawns in the warm season; it lays eggs in a small hollow or under shells in the tidal flat. sourced
Special features
Small, slender goby of mudflats with a dark longitudinal stripe; lives on muddy bottoms of estuaries and mangroves. 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

More from the family Gobiidae

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