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Shorthead sculpin (Cottus confusus) — Cottidae

Shorthead sculpin

Cottus confusus
Family: Cottidae
LC · Least Concern

The Shorthead sculpin (Cottus confusus) is a freshwater fish of the family Cottidae that grows up to 15 cm.

Length
15 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Western North America
Edibility
Not eaten

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Description

The shorthead sculpin is a small sculpin from fresh water of western North America. The species grows to about 15 cm and has a stocky, scaleless, brown-mottled body with a short, broad head and large pectoral fins on which it props itself on the bottom. As a bottom-dweller it shelters by day under stones in cool, clear streams and rivers and hunts insect larvae and small crustaceans. The fish is sensitive to turbidity. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Shorthead sculpin?

The Shorthead sculpin has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Short broad head and large pectoral fins; bottom-hiding stream bullhead

Where does the Shorthead sculpin live?

The Shorthead sculpin lives in fresh water and is mostly found around sand or mud bottom. Western North America

How big does the Shorthead sculpin get?

The Shorthead sculpin grows to a maximum of about 15 cm. On average the species is around 9 cm.

Is the Shorthead sculpin dangerous to humans?

No, the Shorthead sculpin 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.

Is the Shorthead sculpin edible?

The Shorthead sculpin is not usually eaten.

More photos

Shorthead sculpin (Cottus confusus) — Cottidae — 2
Bell Museum, University of Minnesota (CC0 1.0) via GBIF — JFBM
Shorthead sculpin (Cottus confusus) — Cottidae — 3
iNaturalist ((c) Ernest Keeley, some rights reserved (CC BY-NC))
Shorthead sculpin (Cottus confusus) — Cottidae — 4
iNaturalist ((c) Christian Louie, some rights reserved (CC BY-NC))
Shorthead sculpin (Cottus confusus) — Cottidae — 5
iNaturalist ((c) Ernest Keeley, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Shorthead sculpin verified
Scientific name
Cottus confusus
Family
Cottidae
Other names
Shorthead sculpin verified

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Average length (cm)
8.6 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Western North America verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Insect larvae and small crustaceans inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
levensduur_max_jaar
6.0 verified
Seasonality
Bottom-sheltering stream sculpin; present year-round. sourced
Special features
Short broad head and large pectoral fins; bottom-hiding stream bullhead sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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 Cottus

More from the family Cottidae

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