Scientific Name
Trachidermus fasciatus

Common Name
Roughskin sculpin

Biology
Dorsal spines (total): 8; Dorsal soft rays (total): 19-20; Anal soft rays: 17 - 18. Head large and without spine; snout with nostril spine; eyes small and nearer to tip of snout; mouth large, upper jaw slightly projected and reaching rear edge of eyes; gill opening large, pseudobranch present and gill rakers small; scales absent but with small knobbles on body.

Classification

Classified By

Heckel, 1837

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Asia

Distribution

Asia: Japan (Ref. 559), China (Ref. 26561) and Korea (Ref. 58345).

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Marine; freshwater; brackish; benthopelagic; catadromous (Ref. 35893)

Trophic Level

3.01 s.e. 0.07 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

14.0 cm

Common Length

11.5 cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (16 of 100)

Resilience

High, minimum population doubling time less than 15 months (tm=1)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated