The fish diversity of Chimmony Wildlife Sanctuary in the Western Ghats Kerala was studied between January 2018 and December 2020. ichthyofauna comprised 40 species belonging to 11 Orders, 17 Families, 29 genera, which 35% are endemic region, two state Kerala. Cyprinids were most dominant family, represented by 19 three followed family Channidae (3 species) loaches Nemacheilidae species). Of spe...