Black snaggletooth (Astronesthes indicus) fish species and information / pictures of Black snaggletooth - Astronesthes indicus

Black snaggletooth (Astronesthes indicus) fish species information

Scientific Name
Astronesthes indicus

Common Name
Black snaggletooth

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 15-16; Anal spines: 0; Anal soft rays: 14; Vertebrae: 43 - 46. Body black in color (Ref. 3982). Relatively large luminous patches on operculum and interoperculum, and along ventral margin of lower jaw; its color pink when fresh, whitish preserved (Ref. 559). Serial photopores few and widely spaced (Ref. 559). Body moderately elongate and slender. Chin barbel long and slender, tip expanded in form of thin flaps or swollen bulb. Maxillary teeth are comblike (Ref. 37039).

Classification

Classified By

Brauer, 1902

Class

Ray-finned fishes (Actinopterygii)

Order

Lightfishes and Dragonfishes (Stomiiformes)

Family

Barbeled dragonfishes (Stomiidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Madeira (Ref. 2802) to off South Africa (Ref. 4465). Western Atlantic: 25?N-5?N. Indo-Pacific: eastern Africa, Gulf of Aden and Bay of Bengal to the vicinity of the Hawaiian and Japanese islands, the Philippines and northwestern Australia. Eastern Pacific: most frequent in the equatorial zone covering the Galapagos. This species is not likely to occur in the central oceanic gyres (Ref. 27676). South China Sea (Ref.74511).

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

3000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 1 - 3000 m (Ref. 74511)

Trophic Level

3.51 s.e. 0.48 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

21.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 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 (32 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