Leiognathus insidiator [Status Unaccepted]   (Bloch,  1787) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Size: 10 cm.

Color: Dusky above, silvery below, the back with irregular vertical series of darkish spots, a narrow black line from eye to chin, top of dorsal with a black patch, fins otherwise yellowish or hyaline.

Compressed, height 2 or somewhat more, head 3.5 in length, in young much more elongate, dorsal profile less convex than ventral, profile of front strongly concave. Eye 2.50 in head, its diameter somewhat longer than snout and interorbital space. Two minute spine above orbit, postorbital ridge minutely denticulated, the lower margin of praeoperculum more strongly. Mouth oblique, when fully protracted tubular and directed upwards, when closed mandible almost vertical, with very shallow concavity, maxillary reaching to below first third of eye. Teeth minute, in one or two rows. Scales minute, about fifty in a longitudinal line, present on breast, wanting on head and base of pectorals, lateral line running parallel to profile of back, usually lost on caudal peduncle or sometimes below middle or last third of dorsal fin. Gillrakers 17-18 on lower branch of first branchial arch. Dorsal spines rather weak, the second the longest, nearly smooth, the third and fourth slightly shorter, about equal to one third of height of body or half length of head. Second anal spine shorter. Pectorals almost equal to length of head, ventrals of about half length. Caudal deeply emarginate, the lobes somewhat acute.

Remarks: Values in above description denote proportions.

Synonym (s)
Zeus insidiator Bloch, 1801
Zeus insidiator Lacepede, 1803
Equula insidiatrix Cuvier and Valenciennes, 1835
Equula insidiatrix Bleeker, 1845
Equula insidiatrix Cantor, 1850
Equula insidiatrix Bleeker, 1852
Equula insidiatrix Gunther, 1860
Leiognathus insidiator Bleeker, 1865
Equula insidiatrix Kner, 1867
Equula insidiatrix Jouan, 1867
Equula insidiatrix Day, 1888
Deveximentum insidiator Fowler, 1904
Equula insidator Jordan and Seale, 1907
Leiognathus insidiator Bean and Weed, 1912
Equula insidiatrix M. Weber, 1913
Leiognathus insidiatrix Jordan and Starks, 1917
Liognathus insidiator Barnard, 1927
Secutor insidiator Fowler, 1928

Common Name (s)
Economic Importance and Threats

Habitat:  Estuarine, Open Sea
Prey:  copepods such as Acartia, Paracalanus, Temora, Pseudodiaptomus, Small penaeids, Polychaetes (mainly Prionospio pinnata), Evadne, Lucifer, larval bivalves, fish post-larvae, decapod larvĀ£e, amphipods and diatoms


• Kerala, Off Calicut INDIA (Record: 1948-1953) (Depth: 3.65-14.63 mts)
• West Bengal (Lat: 21.45) (Long: 87.9) INDIA

Literature Source(s)
  • Weber, M; Beaufort, LF (1931) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 6 448 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Venkataraman, G (1960) Studies on the food and feeding relationships of the inshore fishes off Calicut on the Malabar coast Indian Journal of Fisheries Indian Council of Agricultural Research 7 (2) 275-306 Available at - http://eprints.cmfri.org.in/1898/1/Article_03.pdf
  • Das, P; De, SP; Bhowmik, RM; Pandit, IK; Sengupta, R; Nandi, AC; Thakurta, SC and Saha, S (2007) Piscine diversity of West Bengal Fishing chimes 27(5) 15-28 Available at - NIO, Goa

Page last updated on:2012-01-16

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