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Owston's rockfish (Sebastes owstoni) — Sebastidae

Owston's rockfish

Sebastes owstoni
Family: Sebastidae

The Owston's rockfish (Sebastes owstoni) is a saltwater fish of the family Sebastidae that grows up to 25 cm.

Length
25 cm
Water
Saltwater
Depth
100.0–300.0 m
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Venomous / poisonous
Range
Asia: Japan, Korea (North), Korea (South), Russia

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Description

Owston's rockfish is a rockfish (Sebastidae) from deeper rocky and reef water of the northwestern Pacific. The species grows to about 35 cm and has a stocky, red-pink to mottled body with a large head and spiny fins. As a bottom-oriented fish it shelters among rocks and hunts small fish and crustaceans; it gives birth to live young. The dorsal and gill-cover spines carry a mild venom and can give a painful puncture wound.

Frequently asked questions

How do you recognise the Owston's rockfish?

The Owston's rockfish has a torpedo-shaped body and is mainly red-orange. Bears venomous spines or tissue; handle with great care.

Where does the Owston's rockfish live?

The Owston's rockfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Asia: Japan, Korea (North), Korea (South), Russia

How big does the Owston's rockfish get?

The Owston's rockfish grows to a maximum of about 25 cm.

Is the Owston's rockfish dangerous to humans?

The Owston's rockfish is venomous — handle spines with care and seek medical help after a sting if needed. For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status.

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All data

Identification

English name
Owston's rockfish sourced
Scientific name
Sebastes owstoni
Family
Sebastidae

Appearance

Size class
Medium verified
Max length (cm)
25.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Red / orange sourced
Tail shape
Straight inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
100.0 verified
Max depth (m)
300.0 verified
Natural range
Asia: Japan, Korea (North), Korea (South), Russia 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
Special features
Bears venomous spines or tissue; handle with great care. inferred

For anglers

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
Venomous / poisonous verified
First aid
For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status. sourced

Status & sources

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

Same genus Sebastes

More from the family Sebastidae

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