Hephaestus transmontanus (Mees & Kailola, 1977)
Sepik grunter

Family:  Terapontidae (Grunters or tigerperches)
Max. size:  12.5 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Oceania: Ramu and Sepik River systems of northern Papua New Guinea.
Diagnosis:  Dorsal spines (total): 11-12; Dorsal soft rays (total): 10-11; Anal spines: 3-3; Anal soft rays: 10-11
Biology:  Common in rainforest creeks flowing through hilly or mountainous terrain. Occur at altitude of 120-1500 m. Eggs are guarded and fanned by the male parent (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 08 June 2020 Ref. (130435)
Threat to humans:  harmless


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