Home · Gobiidae · Graceful mudskipper
Graceful mudskipper (Periophthalmus gracilis) — Gobiidae

Graceful mudskipper

Periophthalmus gracilis
Family: Gobiidae

The Graceful mudskipper (Periophthalmus gracilis) is a brackish-water fish of the family Gobiidae that grows up to 5 cm.

Length
4.5 cm
Water
Brackish
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Asia: Australia, Indonesia, Malaysia, Papua New Guinea, Philippines, Singapore

Want the complete picture on the Graceful mudskipper?

Get the app

Description

The graceful mudskipper is a small mudskipper (Oxudercidae) from tidal and mangrove areas of the Indo-West Pacific. The species grows to about 5 cm and has a slender, brown-grey body with high-set, bulging eyes. At low tide it crawls and skips over the exposed mud with its muscular pectoral fins, breathes air through skin and gill cavity and hunts small crustaceans, insects and worms. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Graceful mudskipper?

The Graceful mudskipper has an elongate, eel-like body and is mainly brown.

Where does the Graceful mudskipper live?

The Graceful mudskipper lives in brackish water and is mostly found around sand or mud bottom. Asia: Australia, Indonesia, Malaysia, Papua New Guinea, Philippines, Singapore

How big does the Graceful mudskipper get?

The Graceful mudskipper grows to a maximum of about 5 cm.

Is the Graceful mudskipper dangerous to humans?

No, the Graceful mudskipper 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

Graceful mudskipper (Periophthalmus gracilis) — Gobiidae — 2
iNaturalist ((c) coenobita, some rights reserved (CC BY))
Graceful mudskipper (Periophthalmus gracilis) — Gobiidae — 3
Wikimedia Commons — Bloopityboop (CC BY-SA 4.0)
Graceful mudskipper (Periophthalmus gracilis) — Gobiidae — 4
iNaturalist ((c) Bradley Rasmussen, some rights reserved (CC BY-NC))
Graceful mudskipper (Periophthalmus gracilis) — Gobiidae — 5
iNaturalist ((c) Jiayuan Lin, some rights reserved (CC BY-NC))
Fin

Want the complete picture on the Graceful mudskipper?

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

Get the app →

All data

Identification

English name
Graceful mudskipper sourced
Scientific name
Periophthalmus gracilis
Family
Gobiidae
Other names
Mudskipper; Slender mudskipper verified

Appearance

Size class
Small verified
Max length (cm)
4.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Tail shape
Rounded inferred
Mouth position
Superior (upward) sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Natural range
Asia: Australia, Indonesia, Malaysia, Papua New Guinea, Philippines, Singapore 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 Periophthalmus

More from the family Gobiidae

Fin

Want the complete picture on the Graceful mudskipper?

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

Get the app →
Is this the Graceful mudskipper? Get the app