Scientific Name
Aulotrachichthys argyrophanus

Common Name
Western luminous roughy

Biology
Dorsal spines (total): 5; Dorsal soft rays (total): 13; Anal spines: 2; Anal soft rays: 9. Body slender. Head slightly longer than deep. Snout blunt and rounded. Back and sides light reddish brown, lower sides dark gray to black (Ref. 37108).

Classification

Classified By

Woods, 1961

Class

Ray-finned fishes (Actinopterygii)

Order

Sawbellies (Beryciformes)

Family

Slimeheads (Trachichthyidae)

Distribution

Region

Southwest Atlantic

Distribution

Southwest Atlantic: off Amazon River mouth, northern Brazil.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

229 m

Depth To - meters

229 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 229 - 229 m (Ref. 26282)

Trophic Level

4.2 s.e. 0.73 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

7.5 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5039 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (36 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