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Finger dragonet (Dactylopus dactylopus) — Callionymidae

Finger dragonet

Dactylopus dactylopus
Family: Callionymidae
LC · Least Concern

The Finger dragonet (Dactylopus dactylopus) is a saltwater fish of the family Callionymidae that grows up to 30 cm.

Length
30 cm
Water
Saltwater
Depth
1.0–55.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless
Range
Western Pacific
Edibility
Not eaten

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Description

The fingered dragonet is a dragonet from the western Pacific and the Indo-Australian Archipelago. The species grows to about 30 cm and has a flattened body and conspicuous, finger-like detached first rays of the pelvic fins with which it 'walks' over the bottom. Males have a tall first dorsal fin. As a bottom-dweller it lives on sandy and muddy bottoms of coastal and reef areas and searches for small invertebrates. The fish is harmless to humans and is assessed as Least Concern (LC) by the IUCN.

Frequently asked questions

How do you recognise the Finger dragonet?

The Finger dragonet has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Finger-like pelvic fin rays for walking over the bottom

Where does the Finger dragonet live?

The Finger dragonet lives in the sea (marine waters) and is mostly found around stony or rocky ground. Western Pacific

How big does the Finger dragonet get?

The Finger dragonet grows to a maximum of about 30 cm.

Is the Finger dragonet dangerous to humans?

No, the Finger dragonet 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.

Is the Finger dragonet edible?

The Finger dragonet is not usually eaten.

More photos

Finger dragonet (Dactylopus dactylopus) — Callionymidae — 2
iNaturalist ((c) Ken Graham, some rights reserved (CC BY-NC))
Finger dragonet (Dactylopus dactylopus) — Callionymidae — 3
iNaturalist ((c) Benoît Segerer, some rights reserved (CC BY-NC))
Finger dragonet (Dactylopus dactylopus) — Callionymidae — 4
iNaturalist ((c) Kelly-Anne Masterman, some rights reserved (CC BY-NC))
Finger dragonet (Dactylopus dactylopus) — Callionymidae — 5
iNaturalist ((c) Kelly-Anne Masterman, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Finger dragonet verified
Scientific name
Dactylopus dactylopus
Family
Callionymidae
Other names
Fingered dragonet; Fingered Dragonet verified

Appearance

Size class
Medium verified
Max length (cm)
30.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
1.0 verified
Max depth (m)
55.0 verified
Natural range
Western Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small bottom-dwelling invertebrates inferred
Social behaviour
Solitary sourced
Territorial
Yes sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes sourced
Seasonality
Bottom-walking dragonet; present year-round. sourced
Special features
Finger-like pelvic fin rays for walking over the bottom sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Fishing with natural bait (fish, shrimp, worm) or lures close to reef and rock structures. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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 Dactylopus

More from the family Callionymidae

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