Opsarius pectoralis (Husain, 2012)

Family:  Danionidae (Danios), subfamily: Chedrinae
Max. size:  8.1 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Yamuna drainage system in Uttarakhand, India.
Diagnosis:  Dorsal spines (total): 3-3; Dorsal soft rays (total): 7-7; Anal spines: 3-3; Anal soft rays: 8-8. Snout broadly obtuse; lower jaw over hanging lower jaw; maxilla reaching to slightly beyond anterior margin of eye; 3rd suborbital half as deep as uncovered part of cheek below; dorsal commencing midway between nasal opening and caudal base; three outer pectoral rays strongly thickened, margin of pectoral fin notched at 3rd outer ray and next three rays bounded by a thick membrane in males; 4-5 rows of scales between lateral line and base of pelvic fin; 9-10 short lateral bars, not extending beyond dark coloration of back; and predorsal scales 29 (Ref. 93114).
Biology:  Occurs in terrestrial streams with very cold water and stony and rocky bed (Ref. 93114).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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