Javan ilisha (Ilisha pristigastroides) fish species and information / pictures of Javan ilisha - Ilisha pristigastroides

Javan ilisha (Ilisha pristigastroides) fish species information

Scientific Name
Ilisha pristigastroides

Common Name
Javan ilisha

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 45 - 46. Body moderately slender, belly with 26 or 27 + 11 or 12, total 37 to 39 scutes. Eye large, lower jaw projecting; lower gill rakers 17 (3 fishes). Dorsal fin origin behind midpoint of body; anal fin origin below front part of dorsal fin base. Swim bladder with a single long tube passing back down right side of body above anal fin base. No toothed hypo-maxilla.

Classification

Classified By

Bleeker, 1852

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Pristigasterids (Pristigasteridae)

Distribution

Region

Western Central Pacific

Distribution

Western Central Pacific: Java Sea (Jakarta). Occurrence in Thailand (Ref. 1632) needs to be confirmed.

Range

1°S - 7°S, 104°E - 111°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

50 m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic; depth range 0 - 50 m (Ref. 188)

Trophic Level

3.48 s.e. 0.54 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

30.0 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

Fisheries: commercial

Vulnerability

Low 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