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Roughback sculpin (Chitonotus pugetensis) — Cottidae

Roughback sculpin

Chitonotus pugetensis
Family: Cottidae

The Roughback sculpin (Chitonotus pugetensis) is a saltwater fish of the family Cottidae that grows up to 23 cm.

Length
23 cm
Water
Saltwater
Depth
0–142 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Eastern Pacific off the west coast of North America; sandy and muddy bottoms.
Edibility
Not eaten

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Description

The roughback sculpin is a sculpin (Cottidae) from the eastern Pacific off the west coast of North America. The species has a large, bony head with spines and a backward-tapering, rough-feeling body, to which the name refers. It is commonly found on sand and mud bottoms, from intertidal areas to about 142 m deep, where it partly buries itself. As a bottom predator it feeds on shrimps and other crustaceans. The species is harmless to humans.

Frequently asked questions

How do you recognise the Roughback sculpin?

The Roughback sculpin has an elongate, eel-like body, is mainly brown and shows a spots pattern. Large bony head with spines and a rough body; buries itself in sandy and muddy bottoms.

Where does the Roughback sculpin live?

The Roughback sculpin lives in the sea (marine waters) and is mostly found around sand or mud bottom. Eastern Pacific off the west coast of North America; sandy and muddy bottoms.

How big does the Roughback sculpin get?

The Roughback sculpin grows to a maximum of about 23 cm.

Is the Roughback sculpin dangerous to humans?

No, the Roughback sculpin is harmless to humans. None required: this species is harmless to humans.

Is the Roughback sculpin edible?

The Roughback sculpin is not usually eaten.

More photos

Roughback sculpin (Chitonotus pugetensis) — Cottidae — 2
Wikimedia Commons — Carolyn Prentice (CC0)
Roughback sculpin (Chitonotus pugetensis) — Cottidae — 3
iNaturalist ((c) Grant Bowler, some rights reserved (CC BY-NC))
Roughback sculpin (Chitonotus pugetensis) — Cottidae — 4
iNaturalist ((c) Katherine Panfilova, some rights reserved (CC BY-NC))
Roughback sculpin (Chitonotus pugetensis) — Cottidae — 5
Shelby Connelly (CC BY-NC 4.0) via GBIF — iNaturalist

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All data

Identification

English name
Roughback sculpin verified
Scientific name
Chitonotus pugetensis
Family
Cottidae
Other names
Roughback sculpin verified

Appearance

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

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0 verified
Max depth (m)
142 verified
Natural range
Eastern Pacific off the west coast of North America; sandy and muddy bottoms.
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Shrimps and other crustaceans sourced
Social behaviour
Solitary
Territorial
No
Reproduction
Separate sexes sourced
Sexual dimorphism
No
Seasonality
Present year-round in its habitat; no pronounced seasonality known.
Special features
Large bony head with spines and a rough body; buries itself in sandy and muddy bottoms. sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed.
Regulations source

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

More from the family Cottidae

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