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International Journal of Fisheries and Aquatic Studies
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(ICV-Poland) Impact Value: 76.37, Impact Factor: RJIF 5.69
E-ISSN: 2347-5129, P-ISSN: 2394-0506

International Journal of Fisheries and Aquatic Studies

2018, Vol. 6, Issue 4, Part C

Maturation Biology And Spawning Ethos Of A Hillstream Catfish Pseudecheneis Sulcatus (McClelland) In A Glacier-Fed Stream Alaknanda, Garhwal Himalaya, Uttarakhand


Author(s): Anju Thapliyal, Shyam S Kunjwal and AK Dobriyal

Abstract: Pseudecheneis sulcatus (McClelland) is an important catfish of the Himalayan rivers which is well adapted for lotic environments. Present communication deals with its maturation biology and spawning behavior based on the microscopic and macroscopic observations to decide its maturity stages, spawning time and frequency. Parameters like frequency polygons of ova diameter measurement, percentage occurrence of fish of various maturity stages during different, months, Gonado-Somatic Index and Dobriyal index were taken as a tools of study. The fish is a protracted spawner having a single frequency of spawning during late July-Early September.

Pages: 235-238  |  325 Views  17 Downloads

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How to cite this article:
Anju Thapliyal, Shyam S Kunjwal and AK Dobriyal. Maturation Biology And Spawning Ethos Of A Hillstream Catfish Pseudecheneis Sulcatus (McClelland) In A Glacier-Fed Stream Alaknanda, Garhwal Himalaya, Uttarakhand. International Journal of Fisheries and Aquatic Studies. 2018; 6(4): 235-238.
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