Scientific Name
Ectreposebastes imus

Common Name
Midwater scorpionfish

Biology
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 9-11; Anal spines: 3; Anal soft rays: 5 - 7. Swim bladder lacking or rudimentary; bones poorly ossified; spine weak and usually broken during capture; scales thin and deciduous, and white body musculature soft and flabby (Ref. 11015). Lateral line more or less a continuous trough covered by thin membranous scales, usually lost during capture (Ref. 10482). Body is black in small specimens; maroon and black in adults (Ref. 11015). Buccal cavity black with patches of bright orange and red in life; pharyngeal teeth red or orange (Ref. 11015).

Classification

Classified By

Garman, 1899

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Deep-sea bristly scorpionfishes (Setarchidae)

Distribution

Region

Atlantic, Indian and Pacific

Distribution

Atlantic, Indian and Pacific: in tropical and temperate waters. Eastern Atlantic: tropical western Africa. Western Atlantic: Canada (Ref. 5951) to Gulf of Mexico to Suriname.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

150 m

Depth To - meters

2000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 150 - 2000 m (Ref. 559), usually 500 - 850 m (Ref. 36731)

Trophic Level

3.1 s.e. 0.30 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

18.0 cm

Common Length

10.0 cm

Phylogenetic Diversity Index

PD50 = 0.7578 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 (12 of 100)

Resilience

Unknown

Threat To Humans

Venomous (Ref. 57406)

IUCN Red List Status

Not Evaluated