Johnius carouna   (Cuvier,  1830) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Sciaenidae

Image copyrights: Randall, J.E.

Description
Size: Maximum 25 cm; common to 16 cm

Color: Upper two thirds of body light grey or with a white sheen, lower third yellowish; pectoral, pelvic, and anal fins and lower parts of caudal fin with a yellowish tinge.

Depth 3.3, head 3.6 in SL; eye 5.0 in head length. A small sized species with a rounded snout. Mouth horizontal and inferior; no barbel on chin; rostral pores 5; marginal pores 5, mental pores in 3 pairs of which the first open close behind the symphysis in a common pit; teeth differentiated into large and small in upper jaw only, the large ones close-set, forming the outer series; lower jaw with a uniform band of villiform teeth; sagitta (large earstone) with a tadpole-shaped impression, of which the "head" has its long axis lying obliquely to that of the otolith and the "tail" is expanded and deepened as a hollow cone connected with the head by a narrow groove; gillrakers short, 9 to 12 on lower limb of first arch.

Dorsal fin with 10 or 11 spines followed by a deep notch, second part of fin with with 1 short spine and 26 to 29 soft rays; pectoral fins moderately long, 3/4 of head length; anal fin with 2 spines and 7 soft rays, the second spine strong, about 1/3 of head length; caudal fin rhomboid. Scales on snout cycloid (smooth), other parts of head and body with ctenoid (rough to touch) scales; small scales present on bases of soft parts of dorsal and anal fins. Lateral line scales extend to tip of caudal fin. Swim bladder hammer-shaped, with 14 or 15 pairs of arborescent appendages, the first entering the head and sending a palmate branch to the front of pectoral arch.

Remarks: Values in above description denote proportions.


Synonym (s)
Corvina carouna Cuvier, 1830
Johnius belangerii Trewavas, 1977
Johnius carouna Talwar, 1984
Johnius carutta Day, 1876
Corvina carutta Day, 1878

Common Name (s)
• Caroun Croaker (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries; marketed fresh, also dried and salted.)

Ecology
Habitat:  Bentho Pelagic, Estuarine, Coastal
Trophic Level:  Consumer
Prey:  Small crustaceans and other invertebrates

Biogeography


• Southwest Coast INDIA
• Andaman and Nicobar Islands, Campbell Bay INDIA (Record: 24/10/1992)
• Gujarat INDIA

Literature Source(s)
  • Rao, DV; Devi, K and Rajan, PT (2000) An account of ichthyofauna of Andaman and Nicobar Islands, Bay of Bengal Occasional paper no 178 Records of the Zoological Survey of India ZSI, Calcutta 1-434 Available at - NCL, Pune
  • Talwar, PK (1995) Fauna of India and adjacent countries: Pisces: Perciformes, Scienidae ZSI 144 pp Available at - NCL, Pune
  • Zoological Survey of India (Eds.) (1998) Fauna Of Mahanadi estuary, Orissa Estuarine ecosystem series no 3 ZSI, Kolkata 1-218 Available at - ZSI, Pune
  • Sasaki Kunio (1996) Sciaenid fishes of the Indian Ocean (Teleostei, Perciformes) Memoirs of the Faculty of Science Kochi University Series D Biology 16-17 83-95 Available at - Zoological Records (Burma marine)
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 4 Available at - http://www.fao.org/docrep/009/ad468e/ad468e00.HTM#Contents
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • 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 3 Available at - http://www.fao.org/docrep/009/e9163e/e9163e00.htm
  • Dhandapani, P and Mishra, SS (1993) New records of marine fishes from Great Nicobar Journal of Andaman Science Association Andaman Science Association, Port Blair 9(1&2) 58-62 Available at - NIO, Goa
  • Kizhakudan, SJ; Nair, KVS and Zala, MS Demersal Finfish Resources of Gujarat Sustainable fisheries development: Focus on Gujarat 57-66 Available at - http://eprints.cmfri.org.in/6060/

Page last updated on:2011-07-11

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