Scomber australasicus   Cuvier,  1832 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Scombridae

Image copyrights: Khan, M.M.

Description
Size : 9-44 cm.

Max. weight reported: 1,360 gm.

Color: Markings on back oblique lines which zigzag and undulate; belly marked with thin, wavy, broken lines which appear in places as speckling; no rows of spots along the back next to dorsal fin bases.

Height 4.5, 5.3 in length with caudal. Head 3.5-3.6, 4.1 in length with caudal. Eye 3.8-4.2, 1.05-1.18 in snout and equal to flat inter orbital space. Scales behind gill opening and below pectoral larger than those of rest of body. Mouth somewhat oblique, maxillary reaching to below front border of eye. A row of about 30 straight pointed teeth in each ramus of the jaws, those of the lower jaw larger than those of the upper one. Teeth on vomer and palatines very poorly developed. Gill rakers 12-13 + 23-25; thorny, the longest about three fourths of diameter of eye. Lateral line running in a straight line from head to, and on middle of caudal peduncle. second dorsal spine longest, about equal to post orbital part of head, Following spines rapidly decreasing in length to the seventh, the 8th and 9th minute. Second dorsal falcate, the longest rays as long as snout. Anal spine weak and flexible. Origin of anal below that of second dorsal. Pectorals equal to post orbital part of head, slightly longer than ventrals. No well developed corselet but body covered with rather small scales. Palatine narrow. Anal fin origin clearly more posterior than that of second dorsal fin. Anal fin spine independent from anal fin. Swim bladder present. Snout pointed. Interpelvic process small and single. Back with narrow oblique lines which zigzag and undulate, the belly is pearly white and marked with thin, wavy broken lines. Dorsal spines (total): 10-13, Dorsal soft rays (total): 12-12, Anal spines: 0, Anal soft rays: 12 , Vertebrae: 31.


Remarks: Values in above description denote proportions.


Synonym (s)
Scomber tapeinocephalus Bleeker, 1854
(Junior synonym)
Pneumatophorus japonicus tapeinocephalus (Bleeker, 1854)
(Junior synonym)
Scomber australasicus Gunther, 1860
Scomber australiensis Peters, 1876
Scomber australasicus Macleay, 1881
Scomber australasicus Johnston, 1883
Scomber australasicus de Beaufort, 1913
Scomber australasicus Mc Culloch, 1922
Pneumatophorus tapeinocephalus (Bleeker, 1854)
(Junior synonym)
Scomber antarcticus Castelnau, 1872
(Junior synonym)

Common Name (s)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, gamefish)

Ecology
Habitat:  Pelagic
Trophic Level:  Tertiary Consumer
Prey:  Nekton, zooplankton, cephalopods, finfish, planktonic invertebrates, planktonic crustaceans, worms, squids, bony fish, fish eggs/larvae, cladocerans, planktonic copepods, polychaetes
Predator:  Billfishes, tunas, Coryphaena hippurus, unidentified shark, unidentified seals/sea lions, Euthynnus affinis, unidentified dolphins

Biogeography


• Kerala, Vizhinjam (Lat: 8.37) (Long: 76.95) INDIA

Literature Source(s)
  • Rao, DVS (2005) Comprehensive review of the records of the biota of the Indian Seas and the introduction of non-indigenous species Aquatic Conservation: Marine and Freshwater Ecosystems John Wiley and Sons, Ltd. 15(2) 117-146 Available at - http://dx.doi.org/10.1002/aqc.659
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Beaufort, LF and Chapman, WM (1951) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 9 484 pp Available at - NIO, Goa
  • Fischer, W and Whitehead, PJP (1974) FAO species identification sheets for fishery purposes. Eastern Indian Ocean - Fishing Area 57 and Western Central Pacific - Fishing Area 71 FAO, Rome 4 Available at - http://www.fao.org/docrep/009/e9163e/e9163e00.htm

Page last updated on:2010-05-13

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