Differs from its congeners by the following unique combination of characters: prepelvic length 37.0-42.2% SL; length of adipose-fin base 31.8-37.0% SL (dorsal-fin base 3.3-3.5 times in adipose-fin base); caudal peduncle length 17.6-20.0% SL; caudal peduncle depth 6.8-7.4% SL (2.4-3.0 times in caudal peduncle length); body depth at anus 9.5-12.6% SL; snout length 50.3-56.5% HL; interorbital distance 24.6-30.2% HL; vertebrae 41-42; pectoral fin reaching to pelvic-fin origin; ventral limit of gill opening to level of third or fourth pectoral-fin element; posterior base of adipose fin notched and separate from caudal fin; and presence of pale patches on body (Ref. 53228).