Genus: Tor Gray
Body deep anteriorly, eyes not visible from underside; lips thick and well formed. Barbels two pair and well developed. Dorsal fin inserted opposite to pelvic fin and caudal fin deeply forked. Scales large, lateral line complete with 22 – 30 scales. Post labial groove interrupted in the middle.
Synony ms: Barbus tor Day (nec Hamilton – Buchanan) (partim), 1878; B. (Tor) putitora Hora, 1939; Cyprinus putitora Hamilton, 1822; B. macrocephlus McClelland, 1839; B. mosal Hamilton, 1822; C. mosal Hamilton, 1822.
Diagnosis: Dorsal fin rays 4/8, anal 2/5, pectoral 1/16-17. Body streamlined, head broadly pointed, its length more than depth of body. Both the lips hypertrophied; scales large, 25 – 28 on the lateral line.
Common names: Putitor mahseer, Golden mahseer, Sernya, sahar
Distribution:Punatsangchhu: Kalikhola (Dagana) Amochhu: Torsa (Chukha)
Altitude: 137 – 195 MASL
Conservation status: Endangered as per IUCN and totally protected in Bhutan