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Longfin gurnard (Chelidonichthys obscurus) — Triglidae

Longfin gurnard

Chelidonichthys obscurus
Family: Triglidae
LC · Least Concern

The Longfin gurnard (Chelidonichthys obscurus) is a saltwater fish of the family Triglidae that grows up to 51 cm.

Length
50.5 cm
Water
Saltwater
Depth
20.0–170.0 m
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Eastern Atlantic and the Mediterranean Sea, on sandy and silty bottoms.
Edibility
Commonly eaten

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Description

The longfin gurnard is a gurnard of the family Triglidae reaching about 50 cm. The elongate body is reddish with an armoured, angular head and large, fan-shaped pectoral fins. Characteristic are the three separate, finger-like lower pectoral rays on each side, with which the fish 'walks' over the bottom as if on legs and feels for prey in the sand. With a drumming swim-bladder muscle it can, like other gurnards, make growling sounds. The species lives on sand and mud bottoms of the eastern Atlantic and the Mediterranean. It hunts shrimps, small crustaceans and small fish. The longfin gurnard is a much-caught bycatch and food fish with firm white flesh.

Frequently asked questions

How do you recognise the Longfin gurnard?

The Longfin gurnard has a torpedo-shaped body, is mainly red-orange and shows a plain pattern. Gurnard with an armoured head, large pectoral fins and three separate, finger-like lower pectoral fin rays with which the fish 'walks' over the bottom.

Where does the Longfin gurnard live?

The Longfin gurnard lives in the sea (marine waters) and is mostly found around sand or mud bottom. Eastern Atlantic and the Mediterranean Sea, on sandy and silty bottoms.

How big does the Longfin gurnard get?

The Longfin gurnard grows to a maximum of about 51 cm.

Is the Longfin gurnard dangerous to humans?

No, the Longfin gurnard is harmless to humans. None required: this species is harmless to humans.

Is the Longfin gurnard edible?

Yes, the Longfin gurnard is commonly eaten.

More photos

Longfin gurnard (Chelidonichthys obscurus) — Triglidae — 2
Wikimedia Commons — Isabelle Cheret, null (CC BY 4.0)
Longfin gurnard (Chelidonichthys obscurus) — Triglidae — 3
floroux (CC BY-NC 4.0) via GBIF — iNaturalist
Longfin gurnard (Chelidonichthys obscurus) — Triglidae — 4
iNaturalist ((c) mpech, some rights reserved (CC BY-NC))
Longfin gurnard (Chelidonichthys obscurus) — Triglidae — 5
iNaturalist ((c) Sylvain Le Bris, some rights reserved (CC BY-NC))

Easily confused with

These species look like the Longfin gurnard and live in the same waters.

Fin

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All data

Identification

English name
Longfin gurnard verified
Scientific name
Chelidonichthys obscurus
Family
Triglidae
Other names
Long-finned gurnard; Shining gurnard verified

Appearance

Size class
Large verified
Max length (cm)
50.5 verified
Body shape
Torpedo-shaped verified
Dominant colour
Red / orange sourced
Pattern
Plain sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
Two separate sourced
Dorsal spines
Yes verified

Habitat & distribution

Water type
Saltwater verified
Substrate
Sand / mud bottom sourced
Min depth (m)
20.0 verified
Max depth (m)
170.0 verified
Natural range
Eastern Atlantic and the Mediterranean Sea, on sandy and silty bottoms. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Shrimps, small crustaceans and small fishes sourced
Social behaviour
Small groups verified
Territorial
No verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Lives on sandy bottoms and makes seasonal migrations; spawns in spring and summer with floating eggs. sourced
Special features
Gurnard with an armoured head, large pectoral fins and three separate, finger-like lower pectoral fin rays with which the fish 'walks' over the bottom. sourced

For anglers

Edibility
Commonly eaten verified
Fishing method
Bottom fishing from boat or shore with lugworm or shrimp; often bycatch when fishing over sandy bottoms sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Chelidonichthys

More from the family Triglidae

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