Scientific Name
Sebastes melanosema

Common Name
Semaphore rockfish

Biology
Probably occurs on craggy bottom (Ref. 2850). Viviparous (Ref. 34817).

Classification

Classified By

Lea & Fitch, 1979

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Rockfishes, rockcods and thornyheads (Sebastidae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: southern California, USA to central Baja California, Mexico.

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

137 m

Depth To - meters

183 m

Zone

demersal

Environment

Marine; demersal; depth range 137 - 183 m (Ref. 2850)

Trophic Level

3.49 s.e. 0.54 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

20.0 cm

Common Length

Unknown 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 (35 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated