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Scientific Name: Channa marulius (Hamilton, 1822)
English Name: Great snakehead
Local/Bangla Name: Gojar (গজার)
Bonyfish : Channa marulius

Photo: A Biju Kumar (Fishbase)

Classification:
Kingdom: Animalia
Phylum: Chordata
Class: Teleostei
Order: Anabantiformes
Family: Channidae
Description:
Body is almost cylindrical anteriorly, laterally compressed posteriorly. Large plate like scales occur on head. Colour varies with age and habitat. Back side is grey in color. Young with a brilliant orange band along the middle of the sides; but in mature forms there are 4 or 5 large black blotches along the sides. A conspicuous black, light-edged ocellus at the upper base of caudal fin.
Habitat & Distribution in Bangladesh:
Occur in sluggish or standing water in canals, lakes, and swamps. Inhabit waters with submerged aquatic vegetation.
Environment:
Freshwater (Benthopelagic; potamodromous)
Main References:

Rahman AKA 2005 Freshwater Fishes of Bangladesh, 2nd ed., Zool. Soc. Bangladesh, Dhaka, Bangladesh, xviii + 394 pp.

Other References:

Hossain M, Wahab M, Belton B (2012) The Checklist of the Riverine Fishes of Bangladesh. FAN Bangladesh. 1. 29-39.

Siddiqui KU, Islam MA, Kabir SMH, Ahmad M, Ahmed ATA, Rahman AKA 2005 Freshwater Fishes of Bangladesh, 2nd ed., Zool. Soc. Bangladesh, Dhaka, Bangladesh, xviii + 394 pp. AKA, Haque EU, Ahmed ZU, Begum ZNT, Hassan MA, Khondker M, Rahman AKA 2005 Freshwater Fishes of Bangladesh, 2nd ed., Zool. Soc. Bangladesh, Dhaka, Bangladesh, xviii + 394 pp. MM (eds.) 2007 Encyclopedia of Flora and Fauna of Bangladesh, Vol. 23. Freshwater Fishes. Asiatic Society of Bangladesh, Dhaka 300 pp.

IUCN Bangladesh (2015) Red List of Bangladesh Volume 5: Freshwater Fishes. IUCN, International Union for Conservation of Nature, Bangladesh Country Office, Dhaka, Bangladesh, pp xvi+361

DoF Bangladesh (2023) Album: Freshwater Fishes of Bangladesh, Department of Fisheries, Ministry of Fisheries and Livestock, Bangladesh, Dhaka. 200 pp.

Ahmed MS, Datta SK, Zhilik AA (2020) Molecular diversity of freshwater fishes of Bangladesh assessed by DNA barcoding. Bangladesh Journal of Zoology, 48(1), 1-19.

Giri SS ed, 2017 Monographs on Threatened Freshwater Fishes of South Asia. SAARC Agriculture Centre, Dhaka, Bangladesh, 305 p.

Mahalder B, Mustafa MG (2013) Introduction to fish species diversity: Sunamganj haor region within CBRMP's working area. Community Based Resource Management Project-LGED, Worldfish, Dhaka, Bangladesh, 75.

Froese R, Pauly D (Editors) (2024) FishBase. World Wide Web electronic publication. www.fishbase.org, version (02/2024).

DNA Barcodes from Bangladesh
GenBank Accession Number:
COI: KX808573 MG969516  
Other DNA Barcodes & Nucleutide Sequences
Global IUCN conservation status:
BD IUCN conservation status:
Other Information