Scientific Name
Cyclothone obscura

Common Name
Hidden bristlemouth

Biology
Bathy- to abyssopelagic (Ref. 58302). No apparent vertical migration has been observed (Ref. 4463).

Classification

Classified By

Brauer, 1902

Class

Ray-finned fishes (Actinopterygii)

Order

Lightfishes and Dragonfishes (Stomiiformes)

Family

Bristlemouths (Gonostomatidae)

Distribution

Region

Atlantic, Indian and Pacific

Distribution

Atlantic, Indian and Pacific: circumtropical. South China Sea (Ref.74511).

Range

36°N - 45°S, 180°W - 180°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

900 m

Depth To - meters

3500 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 900 - 3500 m (Ref. 58302), usually 2000 - 2600 m (Ref. 58302)

Trophic Level

3.14 s.e. 0.28 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

6.6 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low vulnerability (17 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Fec presumed to be

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated