Scientific Name
Dolichopteryx longipes

Common Name
Brownsnout spookfish

Biology
Dorsal soft rays (total): 10-11; Anal soft rays: 8 - 9; Vertebrae: 46 - 47. Body deep. Short pectoral fins, long ventral fins. Relatively large head and absence of ventral light organs. Line of dark chromatophores along the body below lateral line (Ref. 37473).

Classification

Classified By

Vaillant, 1888

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Barreleyes or spookfishes (Opisthoproctidae)

Distribution

Region

Probably worldwide in temperate and tropical waters. Eastern Pacific

Distribution

Probably worldwide in temperate and tropical waters. Eastern Pacific: California Current region (Ref. 35626). South China Sea (Ref.74511).

Range

45°N - 27°N, 180°W - 180°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

500 m

Depth To - meters

2400 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; oceanodromous (Ref. 51243); depth range 500 - 2400 m (Ref. 74511)

Trophic Level

3 s.e. 0.00 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

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5020 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 (25 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated