Biodiversity and conservation status of Ichthyofauna of the river Island Majuli, India
Journal Title: Scholars Academic Journal of Biosciences - Year 2015, Vol 3, Issue 11
Abstract
Abstract: The River Island, Majuli lies in the geographical ordinates between 26°45′ N- 27°12′ N latitude and 93°39′E- 94°35′E longitude with mean height of 84.5 m above MSL. The present investigation was conducted on Ichthyofauna of the River Island Majuli, from January 2011 to December, 2012. During our study period we have encountered 79 species belonging to 10 orders and 23 families. Maximum diversity was observed in the order Cypriniformes which represents 31 species Order Cypriniformes ( 39.24%) followed by Siluriformes with 19 , Perciformes 18, Synbranchiformes3 (3.79%) ,Clupeiformes and Osteoglossiformes with 2 species(2.53%), Anguilliformes, Beloniformes, Cyprinidontiformes and Tetradontiformes each with 1 species(1.26%). Out of 79 species 29.11% are Lower Risk near threatened (LRnt) , 22.78% are not evaluated (NE), 20.25 % are Vulnerable (VU), 13.92% are Endangered , 6.32% are Lower Risk least concern (LRlc), 5.06 % are Exotic species, 2.53% are Data Deficient as per the report of the Conservation, Assessment and Management (CAMP,1998) plan on freshwater fishes of India. According to IUCN Red List category, 45.56%species are Least Concern (LC), 40.60% species are Not Evaluated (NE), 10.12% species are Near Threatened (NT) and 1.26 % Data Deficient (DD). Keywords: CAMP, Conservation, Endangered , Vulnerable , IUCN, Majuli.
Authors and Affiliations
Hazarika A. K, Bordoloi R
Keywords
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