Scientific Name
Pseudobathylagus milleri

Common Name
Stout blacksmelt

Biology
Dorsal spines : 0; Dorsal soft rays : 7-9; Anal spines: 0; Anal soft rays: 23 - 27; Vertebrae: 50 - 54. Adipose fin far back on caudal peduncle, relatively large and long; pectorals rather small. Color black to dark brown.

Classification

Classified By

Jordan & Gilbert, 1898

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Deep-sea smelts (Bathylagidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Iwate Prefecture, Japan to the Bering Sea and to British Columbia, Canada and California, USA.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

6600 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 0 - 6600 m

Trophic Level

3.21 s.e. 0.35 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

16.5 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 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 (27 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

Least Concern (LC)