'Copper Mahseer': State Fish of Sikkim

The Sikkim government has declared 'Copper Mahseer' (Neolissochilus hexagonolepis) locally named 'Katley' as the ‘State Fish’.

In Sikkim, 'Copper Mahseer' is found in varied altitudes covering entire state predominantly confined in Teesta and Rangit rivers and their tributaries.
In the year 2014 the fish was categorized as ‘Endangered’ by the IUCN (International Union for Conservation of Nature).