Scientific Name
Rexea bengalensis

Common Name
Bengal escolar

Biology
Dorsal spines (total): 19 - 20; Dorsal soft rays (total): 14-16; Anal spines: 2; Anal soft rays: 11 - 13; Vertebrae: 34. Spinescent gill rakers with 3 or 4 cusps. Lateral line branching from below the 5th to before the 6th spine of the first dorsal fin; the upper lateral line reaching at least to the end of the soft dorsal fin base.

Classification

Classified By

Alcock, 1894

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Snake mackerels (Gempylidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Mozambique Channel, Saya de Malha Bank, Maldives Islands, India, Sri Lanka, Arafura and Java seas, Makassar Strait, northwestern and northeastern Australia and southern Japan (Ref. 6181). Also recorded from New Caledonia (Ref. 33346).

Range

34°N - 27°S, 40°E - 155°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

143 m

Depth To - meters

820 m

Zone

benthopelagic

Environment

Marine; brackish; benthopelagic; depth range 143 - 820 m (Ref. 9784)

Trophic Level

4.5 s.e. 0.37 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

22.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries

Vulnerability

Low to moderate vulnerability (25 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated