Scientific Name
Cottus confusus

Common Name
Shorthead sculpin

Biology
Occurs in fast, rocky riffles of cold headwaters, creeks and rivers.

Classification

Classified By

Bailey & Bond, 1963

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

North America

Distribution

North America: Columbia River drainage in British Columbia, Canada and in Montana, Idaho, Washington and Oregon, USA; and in Puget Sound drainage in Washington.

Range

50°N - 42°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; demersal

Trophic Level

3.72 s.e. 0.59 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

15.0 cm

Common Length

8.6 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (33 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tmax=6)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated