Ilisha sirishae Seshagiri Rao, 1975
Lobejaw ilisha
Ilisha sirishae
photo by FAO

Family:  Pristigasteridae (Pristigasterids)
Max. size:  23 cm TL (male/unsexed)
Environment:  pelagic-neritic; brackish; marine; depth range 0 - 50 m, anadromous
Distribution:  Indo-West Pacific: Persian Gulf to the Bay of Bengal and Andaman coast of Thailand to the Gulf of Thailand (Songkhla Lake).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0; Anal spines: 0-0; Anal soft rays: 39-43. Body moderately slender, belly with 18 to 21 + 8 or 9, total usually 28 or 29 scutes. Eye large, lower jaw strongly projecting; shaft of maxilla with a distinct lobe or flange between hind tip of pre-maxilla and blade of maxilla. Dorsal fin origin near or before midpoint of body; anal origin a little behind dorsal fin base. Swim bladder without a posterior tube (or tubes).
Biology:  Found inshore, presumably able to tolerate some lowering of salinity. Pelagic (Ref. 68964). More data needed.
IUCN Red List Status: Data deficient (DD); Date assessed: 28 February 2017 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Binohlan, Crispina B. - 17.10.90
Modified by: Valdestamon, Roxanne Rei - 30.01.21
Checked by: Bailly, Nicolas - 30.01.21

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 Not for publication.

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