Sicyopus discordipinnis Watson, 1995

Family:  Gobiidae (Gobies), subfamily: Sicydiinae
Max. size:  3.01 cm SL (male/unsexed); 3.43 cm SL (female)
Environment:  benthopelagic; freshwater
Distribution:  Oceania: northern New Guinea and the islands of New Hanover and Bougainville in Papua New Guinea.
Diagnosis:  Dorsal spines (total): 6-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 9-9. Male with 6 spines in first dorsal fin, female with 5; pectoral rays almost always 15; dusky to blackish band extending midlaterally from behind pectoral base to below origin of second dorsal fin in male and ending as a small spot at hypural base in female; in life male with lower two thirds of body between second dorsal and anal fins, and caudal peduncle bright red.
Biology:  Inhabits clear, swift, high gradient streams with bottom of boulders and gravel at elevations of 350 m and 500 m.
IUCN Red List Status: Least Concern (LC); Date assessed: 12 February 2019 Ref. (130435)
Threat to humans:  harmless


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