Channa orientalis   Bloch & Schneider  1801 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Channidae

Image copyrights: Sreekantha

Description
Max size: 33.0 cm TL

Color: Green with ventral side pale. Pectoral fins with a series of alternating blue and orange vertical bands. A distinct white occipital spot. Females rather colorless.

Body elongate. Eyes 5-6 times in head length. Mouth large with lower jaw having 10-20 canines behind a single row of villiform teeth. Pectoral fin extend to anal fin. Pelvic fin less than 50% of pectoral fin length. 4-5 head scale rows between preopercular angle and posterior border of orbit. Predorsal scale 12. Dorsal soft rays (total): 33 - 36; Anal soft rays: 21 - 23. Caudal fin roundly pointed.

Dioecious, external fertilization, bearers, external brooders. Exhibits mouthbrooding. Eggs hatch in the mouth of the male and either parent may keep the brood in its mouth for protection after hatching. Fry have been found to feed on successive batches of eggs laid by the female. Spawns in shallow water with a silt or gravel substrate. Tolerates a temperature of 36.5°C.


Synonym (s)
Channa burmanica (non Chaudhuri, 1919)
(Misapplied name)
Channa gachua (non Hamilton, 1822)
(Misapplied name)
Channa orientalis Bloch & Schneider, 1801
(Senior synonym)
Ophicephalus apus Canestrini, 1861
(Junior synonym)
Ophiocephalus apus Canestrini, 1861
(Junior synonym)
Ophiocephalus aurantiacus Hamilton, 1822
(Junior synonym)
Ophiocephalus coramota (non Cuvier, 1831)
(Misapplied name)
Ophiocephalus fusca (non Cuvier, 1831)
(Misapplied name)
Ophiocephalus gachua kelaarti (non Gunther, 1861)
(Misapplied name)
Ophiocephalus gachua malaccensis (non Peters, 1868)
(Misapplied name)
Ophiocephalus harcourtbutleri (non Annandale, 1918)
(Misapplied name)
Ophiocephalus kelaarti (non Gunther, 1861)
(Misapplied name)
Ophiocephalus kelaartii (non Gunther, 1861)
(Misapplied name)
Ophiocephalus limbatus (non Cuvier, 1831)
(Misapplied name)
Ophiocephalus marginatus (non Cuvier, 1829)
(Misapplied name)
Ophiocephalus montanus (non McClelland, 1842)
(Misapplied name)
Philypnoides surakartensis (non Bleeker, 1849)
(Misapplied name)
Ophiocephalus auranticus Hamilton, 1822
(Misspelling)

Common Name (s)
• Mohkorava (Kannada)
• Mottu (Kannada)
• Thunda (Kannada)
• Korava (Malayalam)
• Manathu Kannan (Malayalam)
• Vatton (Malayalam)
• Vattudi (Malayalam)
• Mitei Ngamu (Manipuri)
• Daku (Marathi)
• Dokrya (Marathi)
• Chayung (Oriya)
• Chenga (Oriya)
• Dorrah (Oriya)
• Maniam Koravai (Tamil)
• Manian Koravai (Tamil)
• Maniyan Koravai (Tamil)
• Parakoravai (Tamil)
• Pothi Meen (Tamil)
• Pothi Meen (Tamil)
• Erramatta (Telugu)
• Malamatta Gudisa (Telugu)
• Tatimatta Gudisa (Telugu)
• Chengal (Assamese)
• Cheng (Bengali)
• Asiatic Snakehead (English)
• Chainga (Hindi)
• Dheridhok (Hindi)
• Korava (Kannada)
• Girohi
Economic Importance and Threats

Ecology
Habitat:  Estuarine
Prey:  Fish, insects and crustaceans.

Biogeography


• Maharashtra, Pen INDIA
• Maharashtra, Mahad INDIA
• Maharashtra, Danoli INDIA
• Maharashtra, Khopoli INDIA
• INDIA
• PAKISTAN
• SRI LANKA
• BANGLADESH
• MYANMAR
• Andaman and Nicobar Islands INDIA
• Kerala, Periyar INDIA (Record: 2001-2003)

Literature Source(s)
  • Singh, DF and Yazdani, GM (1993) Ichthyofauna of Konkan region of Maharashtra (India) Records of the Zoological Survey of India. Occasional paper no 145 ZSI, Calcutta 46 Available at - NIO, Goa
  • 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
  • Talwar, PK (1990) Fishes of Andaman and Nicobar Islands: A synoptic survey Journal of the Andaman Science Association Andaman Science Association, Port Blair 6(2) 71-102 Available at - NIO,Goa
  • Sarkar, UK; Kapoor, D; Paul, SK; Pathar, Ak; Basheer, VS; Deepak, PK; Srivastava, SM and Tyagi, LK (2007) Fish Biodiversity in the water bodies of samaspur bird sanctuary Uttar Pradesh: towards developing a freshwater aquatic sanctuary Journal of the Bombay Natural History Society 104(1) 51-54 Available at - NIO, Goa
  • Kurup, BM; Kumar, TGM and Radhakrishnan, KV (2006) Fish and fisheries of Periyar Lake, Kerala Indian Journal of Fisheries Indian Council of Agricultural Research, Kochi, India 53(2) 153-166 Available at - http://epubs.icar.org.in/ejournal/index.php/IJF/article/download/6966/2691

Page last updated on:2012-03-19

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