Scientific Name
Setarches guentheri

Common Name
Channeled rockfish

Biology
Dorsal spines (total): 11 - 13; Dorsal soft rays (total): 9-11; Anal spines: 3; Anal soft rays: 4 - 6. Lateral line more or less a continuous trough covered by thin membranous scales, usually lost during capture (Ref. 10482). Second preopercular spine well developed, sub equal or longer than first and third (Ref. 11015). Pectoral rays 20-25, with a mode of 21 in Hawaii, 22 in the eastern Atlantic, and 23 in the western Atlantic (Ref. 11015). Interorbital width 7-9 % SL, narrower than in S. longimanus (Ref. 11015).

Classification

Classified By

Johnson, 1862

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Deep-sea bristly scorpionfishes (Setarchidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Morocco, Madeira and Cape Verde to South Africa. Western Atlantic: USA to Brazil. Indo-West Pacific: Tanzania to South Africa, then India and Sri Lanka to the Bay of Bengal, Andaman Sea, north to Japan, Fiji and Hawaii, south to the Philippines, Indonesia and western Australia. Eastern Pacific: Chile (Ref. 9068).

Range

40°N -

Environment

Climate

Deep-water

Water Temperature From

6 °C

Water Temperature To

13 °C

Depth From - meters

150 m

Depth To - meters

780 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 150 - 780 m (Ref. 58302)

Trophic Level

3.45 s.e. 0.56 Based on food items.

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

25.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6328 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Low vulnerability (13 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming tmax>10)

Threat To Humans

Venomous (Ref. 2683)

IUCN Red List Status

Not Evaluated