Scientific Name
Bathylagichthys australis

Common Name
Southern deepsea smelt

Biology
Dorsal soft rays (total): 12-14; Anal soft rays: 11 - 13; Vertebrae: 47 - 50. Branchiostegal rays 3. Supraorbital short, posterior well behind vertical through the middle of the orbit. Canals of subcutaneous vascular system of the trunk not forming anastomoses below the lateral line. Pyloric caeca 10-16 (Ref. 41239).

Classification

Classified By

Kobyliansky, 1990

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Deep-sea smelts (Bathylagidae)

Distribution

Region

Indian and Pacific.

Distribution

Indian and Pacific.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

200 m

Zone

pelagic-oceanic

Environment

Marine; pelagic-oceanic; depth range 0 - 200 m (Ref. 41239)

Trophic Level

3.37 s.e. 0.44 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

20.8 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate to high vulnerability (52 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated