Ilisha sirishai   Seshagiri Rao  1975 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: FAO

Size: Max length 23.0 cm TL (male/unsexed)

Color: Back blue green, flanks silvery.

Body much compressed, its depth 32 to 37% of standard length; belly strongly keeled, with 18 to 21 pre-pelvic and 9 (rarely 8) post-pelvic scutes (total 27 to 30). Pseudobranch present, exposed. Gillrakers 22 to 26 on lower arm of first arch. Teeth in a single row in jaws. Dorsal fin with 14 or 15 branched rays, its origin nearer to caudal fin base than to snout tip. Anal fin with 36 to 40 branched rays. Pelvic fins small, with no axillary scales. Swimbladder without post-coelomic extensions.

Synonym (s)
Ilisha sirishai Seshagiri Rao 1975

Common Name (s)
• Rao's Ilisha (English)
• Sirisha (Telugu)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Pelagic, Estuarine


• INDIA (Record: 1984)

Literature Source(s)
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -

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