Ilisha melastoma (Bloch & Schneider, 1801)
Indian ilisha
photo by Osmany, H.B.

Family:  Pristigasteridae (Pristigasterids)
Max. size:  22 cm SL (male/unsexed)
Environment:  pelagic-neritic; brackish; marine; depth range 0 - 50 m, amphidromous
Distribution:  Indo-Pacific: Indian Ocean (Malabar coast to Calcutta), Java Sea (off Java), Arafura Sea (Ref. 9819), South China Sea (Singapore, Gulf of Thailand), East China Sea (north to Taiwan Island).
Diagnosis:  Dorsal spines (total): 0-0; Anal spines: 0-0; Anal soft rays: 35-48. Belly with usually 17 to 21 + 8 or 9, total 25 to 30 scutes. Eye large, lower jaw projecting. Dorsal fin origin a little before midpoint of body; anal fin origin under hind part of dorsal fin base. Vertical striae on scales traversing whole scale or overlapping across center of scale. Swim bladder with two tubes passing back in the muscles on either side of haemal spines.
Biology:  Occurs in coastal waters but enters estuaries and presumably able to tolerate lowered salinities. Feeds on plankton (probably small crustaceans, etc.).
IUCN Red List Status: Least Concern (LC); Date assessed: 28 February 2017 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Binohlan, Crispina B. - 17.10.90
Modified by: Reyes, Rodolfo B. - 25.04.18
Checked by: Binohlan, Crispina B. - 27.07.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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