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Aleutian skate (Bathyraja aleutica) — Arhynchobatidae

Aleutian skate

Bathyraja aleutica

The Aleutian skate (Bathyraja aleutica) is a saltwater fish of the family Arhynchobatidae that grows up to 161 cm.

Length
161 cm
Water
Saltwater
Depth
15.0–1602.0 m
Body shape
Irregular
Substrate
Sand / mud bottom
Danger
Harmless
Range
North America: Canada, Japan, Russia, USA, Alaska

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Description

The Aleutian skate is a large true skate (Arhynchobatidae) from cold waters of the northern Pacific, around the Aleutians. The species grows to about 1.6 metres and has a rhomboid, flattened body with broad pectoral fins, a pointed snout and rows of thorns over the back and tail. Unlike stingrays it has no venomous spine. As a bottom-dweller it lives on the continental shelf and slope to over fifteen hundred metres and eats fish, crustaceans and molluscs. It lays egg capsules. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Aleutian skate?

The Aleutian skate has an irregular in shape body and is mainly brown.

Where does the Aleutian skate live?

The Aleutian skate lives in the sea (marine waters) and is mostly found around sand or mud bottom. North America: Canada, Japan, Russia, USA, Alaska

How big does the Aleutian skate get?

The Aleutian skate grows to a maximum of about 161 cm.

Is the Aleutian skate dangerous to humans?

No, the Aleutian skate 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

Aleutian skate (Bathyraja aleutica) — Arhynchobatidae — 2
iNaturalist ((c) Jackson W.F. Chu, some rights reserved (CC BY-NC-SA))
Aleutian skate (Bathyraja aleutica) — Arhynchobatidae — 3
iNaturalist ((c) Connor, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Aleutian skate sourced
Scientific name
Bathyraja aleutica
Family
Arhynchobatidae
Other names
Aleutian skate verified

Appearance

Size class
Extra large verified
Max length (cm)
161.0 verified
Body shape
Irregular sourced
Dominant colour
Brown sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
15.0 verified
Max depth (m)
1602.0 verified
Natural range
North America: Canada, Japan, Russia, USA, Alaska sourced
Origin
Native inferred

Behaviour & biology

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
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. 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 Bathyraja

More from the family Arhynchobatidae

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