Scientific Name
Oneirodes bulbosus

Common Name
Bulb-fish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 6-7; Anal spines: 0; Anal soft rays: 4; Vertebrae: 19. Escal bulb bearing an anterior appendage with numerous long filaments at its distal end, a pair of medial appendages with highly branched filaments, a short round papilla and posterior appendages with 2 short filaments (Ref. 559).

Classification

Classified By

Chapman, 1939

Class

Ray-finned fishes (Actinopterygii)

Order

Anglerfishes (Lophiiformes)

Family

Dreamers (Oneirodidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Okhotsk and Bering seas and off British Columbia, Canada (Ref. 11980).

Range

66°N - 42°N

Environment

Climate

Deep-water

Water Temperature From

2 °C

Water Temperature To

4 °C

Depth From - meters

200 m

Depth To - meters

2000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 200 - 2000 m (Ref. 50550), usually 400 - 600 m (Ref. 56582)

Trophic Level

4.2 s.e. 0.73 Based on diet studies.

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

23.0 cm

Common Length

14.8 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

Fisheries:

Vulnerability

Moderate vulnerability (37 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