Home · Eleotridae · Bighead gudgeon
Bighead gudgeon (Philypnodon grandiceps) — Eleotridae

Bighead gudgeon

Philypnodon grandiceps
Family: Eleotridae

The Bighead gudgeon (Philypnodon grandiceps) is a brackish-water fish of the family Eleotridae that grows up to 12 cm.

Length
12 cm
Water
Brackish
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Oceania: Australia

Want the complete picture on the Bighead gudgeon?

Get the app

Description

The bighead gudgeon is a sleeper goby (Eleotridae) from fresh and brackish water of southeastern Australia. The species grows to about 12 cm and has a stocky, brown-speckled body with a conspicuously large, broad head. As a bottom-oriented ambush hunter it shelters among water plants, stones and wood of slow-flowing streams, pools and estuaries and seizes small crustaceans, insects and small fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Bighead gudgeon?

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

Where does the Bighead gudgeon live?

The Bighead gudgeon lives in brackish water and is mostly found around sand or mud bottom. Oceania: Australia

How big does the Bighead gudgeon get?

The Bighead gudgeon grows to a maximum of about 12 cm. On average the species is around 8 cm.

Is the Bighead gudgeon dangerous to humans?

No, the Bighead gudgeon 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

Bighead gudgeon (Philypnodon grandiceps) — Eleotridae — 2
iNaturalist ((c) Hiroya Kidoguchi, some rights reserved (CC BY-NC))
Bighead gudgeon (Philypnodon grandiceps) — Eleotridae — 3
Nicolò Palumbo (CC BY-NC 4.0) via GBIF — iNaturalist
Bighead gudgeon (Philypnodon grandiceps) — Eleotridae — 4
Wikimedia Commons — Mark D. Norman (CC BY 3.0)
Bighead gudgeon (Philypnodon grandiceps) — Eleotridae — 5
iNaturalist ((c) Ken Harris EntSocVic, some rights reserved (CC BY-NC))
Fin

Want the complete picture on the Bighead gudgeon?

Point your camera at the fish and Fin names the species in seconds. Free, and the Bighead gudgeon is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Bighead gudgeon sourced
Scientific name
Philypnodon grandiceps
Family
Eleotridae
Other names
Bull head; Bull-headed gudgeon; Collundera; Flathead gudgeon; Flat-headed gudgeon; Big-headed gudgeon; Yarra gudgeon verified

Appearance

Size class
Small verified
Max length (cm)
12.0 verified
Average length (cm)
8.0 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
Natural range
Oceania: Australia 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

More from the family Eleotridae

Fin

Want the complete picture on the Bighead gudgeon?

Point your camera at the fish and Fin names the species in seconds. Free, and the Bighead gudgeon is one of 12,519 species in the app.

Get the app →
Is this the Bighead gudgeon? Get the app