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International Journal of Pure & Applied Bioscience (IJPAB)
Year : 2018, Volume : 6, Issue : 6
First page : (497) Last page : (503)
Article doi: : http://dx.doi.org/10.18782/2320-7051.7131

A New Ornamental Species of Snakehead Fish (Teleostei: Channidae) from River Torsa of West Bengal, India

Arpita Dey¹*, Ruksa Nur¹, Basudhara Raychowdhury⁴, Debapriya Sarkar²,
Laishram Kosygin Singh³ and Sudip Barat¹

¹Aquaculture and Limnology Research Unit, Department of Zoology, University of North Bengal, Darjeeling, Siliguri - 734 013, West Bengal, India
²Fishery Unit, Uttar Banga Krishi Viswavidyalaya, Pundibari-736165, Cooch Behar, West Bengal, India
³Zoological Survey of India, Indian Museum Complex, 27 J.L. Nehru Road, Kolkata -West Bengal, India
⁴Paribesh Unnayan Parishad, Sagar Island, South 24 Parganas, West Bengal, India
*Corresponding Author E-mail: arpitadeycob@gmail.com
Received: 3.10.2018 | Revised: 7.11.2018 | Accepted: 16.11.2018  

 ABSTRACT

A new Channa species described from River Torsa of Brahmaputra river basin, West Bengal, India. Channa torsaensis sp. nov. a new species of Channa, is distinguished from congeners by a combination of the following characters namely a dorsal, anal and caudal fins being bluish with a broad dark blue border having a tinge of orange border covering the dark blue border; dorsal fin with numerous back spots; caudal fin with 9-10 black bands; 5-6 oblique greyish-blue bands present on the body; lateral line pored scales 46 in number; dorsal fin rays 36-38; anal fin rays 22 - 25; total vertebrae 44- 45 (16+28).

Key words: Taxonomy, Endemic, Brahmaputra basin, new species of Channa.

Full Text : PDF; Journal doi : http://dx.doi.org/10.18782

Cite this article: Dey, A., Nur, R., Raychowdhury, B., Sarkar, D., Singh, L.K. and Barat, S., A New Ornamental Species of Snakehead Fish (Teleostei: Channidae) from River Torsa of West Bengal, India, Int. J. Pure App. Biosci.6(6): 497-503 (2018). doi: http://dx.doi.org/10.18782/2320-7051.7131