Scientific Name
Talismania homoptera

Common Name
Hairfin smooth-head

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 22-23; Anal spines: 0; Anal soft rays: 21 - 23. No luminous organ on shoulder or body (Ref. 13608).

Classification

Classified By

Vaillant, 1888

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Slickheads (Alepocephalidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Morocco south to Congo. Western Central Atlantic.

Range

31°N - 4°S, 94°W - 15°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

560 m

Depth To - meters

1690 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 560 - 1690 m (Ref. 4460)

Trophic Level

3.34 s.e. 0.43 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

29.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5005 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 (48 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