Kryptopterus dissitus Ng, 2001
Indochinese sheatfish

Family:  Siluridae (Sheatfishes)
Max. size:  17.6 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Chao Phraya to Lower Mekong basins.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 3-3; Anal soft rays: 75-79; Vertebrae: 58-58. Snout length 33.1-34.8% SL; vomerine teeth in 2 distinct elliptical patches; a distinct nuchal concavity; and mandibular barbels reaching beyond anterior base of anal fin. Males with pectoral spine enlarged and broad, somewhat flattened dorsoventrally with 7-9 posterior dentations, increasing in size distally; proximal articulated segments with 6-9 well-developed posterior dentations. Female or juvenile with spine slender and with no dentations; 6 articulated segments present. Mandibular barbels one pair, located slightly anterolateral to gular fold. Branchiostegal rays 9-10.
Biology:  Inhabits mainstreams and tributaries (Ref. 58784). Feeds on insects and small shrimps (Ref. 58784).
IUCN Red List Status: Data deficient (DD); Date assessed: 04 April 2011 Ref. (130435)
Threat to humans:  harmless

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