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Birdbeak dogfish (Deania calcea) — Centrophoridae

Birdbeak dogfish

Deania calcea
NT · Near Threatened

The Birdbeak dogfish (Deania calcea) is a fish of the family Centrophoridae that grows up to 122 cm.

Length
122 cm
Diet
Carnivore
Behaviour
Small groups
Activity
Nocturnal
Substrate
Sand / mud bottom
Danger
Harmless
Edibility
Rarely eaten

Description

The birdbeak dogfish is a slender deep-sea shark of the family Centrophoridae reaching about 120 cm. The brown, dark body is notable for a strikingly long, flat, beak-like snout, from which the species takes its name; a spine stands in front of each of the two dorsal fins. The skin feels rough due to peculiar, fork-shaped denticles. The species lives along continental slopes in deep waters worldwide, including the eastern Atlantic, usually between about 400 and 1500 metres. Close to the bottom it hunts deep-sea fish, squid and crustaceans. Reproduction is ovoviviparous and slow. Due to fishing for its oil-rich liver and as bycatch the species is assessed as Near Threatened (NT).

Frequently asked questions

How do you recognise the Birdbeak dogfish?

The Birdbeak dogfish is mainly brown and shows a plain pattern.

Where does the Birdbeak dogfish live?

The Birdbeak dogfish is mostly found around sand or mud bottom.

How big does the Birdbeak dogfish get?

The Birdbeak dogfish grows to a maximum of about 122 cm.

Is the Birdbeak dogfish dangerous to humans?

No, the Birdbeak dogfish is harmless to humans.

Is the Birdbeak dogfish edible?

The Birdbeak dogfish is rarely eaten.

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All data

Identification

Dutch name
Vogelbek-doornhaai verified
English name
Birdbeak dogfish verified
Scientific name
Deania calcea
Family
Centrophoridae

Appearance

Max length (cm)
122 verified
Dominant colour
Brown sourced
Pattern
Plain sourced
Tail shape
Crescent (lunate) inferred
Mouth position
Inferior (downward) inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
Two separate sourced
Dorsal spines
Yes verified

Habitat & distribution

Substrate
Sand / mud bottom verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Social behaviour
Small groups verified
Territorial
No verified
Activity
Nocturnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified

For anglers

Edibility
Rarely eaten verified
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

More from the family Centrophoridae

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