Elongate ilisha (Ilisha elongata) fish species and information / pictures of Elongate ilisha - Ilisha elongata

Elongate ilisha (Ilisha elongata) fish species information

Scientific Name
Ilisha elongata

Common Name
Elongate ilisha

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 43 - 53. Body slender, belly with usually 24 to 25 + 10 to 15, total 34 to 42 scutes. Eye large, lower jaw projecting. Dorsal fin origin at about midpoint of body or a little behind; anal fin origin a little behind dorsal fin base. Swim bladder with a long tube passing back down right side of body above anal fin base.

Classification

Classified By

Anonymous [Bennett], 1830

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Pristigasterids (Pristigasteridae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: Indian Ocean (Kuwait Bay and Pondicherry), Java Sea (Singapore), East China Sea (Canton north to the Koreas and southern Japan, as far as Osaka on the Pacific coast and Fukuoka in Sea of Japan, also Peter the Great Bay in Soviet waters).

Range

39°N - 1°S, 103°E - 138°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

5 m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; depth range 5 - ? m (Ref. 12166)

Trophic Level

3.79 s.e. 0.61 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

60.0 cm

Common Length

30.0 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

Fisheries: highly commercial

Vulnerability

Low to moderate vulnerability (32 of 100)

Resilience

High, minimum population doubling time less than 15 months (Assuming tm=1-2)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated