Scientific Name
Talismania longifilis

Common Name
Longtail slickhead

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 20-25; Anal spines: 0; Anal soft rays: 19 - 25

Classification

Classified By

Brauer, 1902

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Slickheads (Alepocephalidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Western Sahara south to Angola. Indo-West Pacific: Mozambique Ridge (Ref. 2711), Great Australian Bight and Shoalhaven Bight, N.S.W (Ref. 7300).

Range

23°N - 46°S, 136°E - 169°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

750 m

Depth To - meters

1550 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 750 - 1550 m (Ref. 4460)

Trophic Level

3.4 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

46.3 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

Fisheries: of no interest

Vulnerability

High vulnerability (63 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