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 |