Sisor torosus Ng, 2003

Family:  Sisoridae (Sisorid catfishes), subfamily: Sisorinae
Max. size:  9.49 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Asia: Ganges River basin in India.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 5-6; Anal soft rays: 6-6; Vertebrae: 33-35. Differs from other members of the genus in having a relatively deep body (body depth at anus 6.0-7.8% SL vs. 4.2-5.8), anterior edge of pectoral spine with 29-34 serrations while posterior edge with 12-18 serrations. Can be differentiated further from Sisor rheophilus in having a wider nuchal plate (width 1.2-1.3 times length vs. width equal to length) (Ref. 55921).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 21 December 2009 Ref. (130435)
Threat to humans:  harmless


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