Neosilurus equinus (Weber, 1913)
Southern tandan

Family:  Plotosidae (Eeltail catfishes)
Max. size:  37.5 cm TL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Asia and Oceania: central-southern New Guinea including the Upper Kikori (including Lake Kutubu), Fly-Strickland and Lorentz river systems.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 6-7; Anal spines: 0-0; Anal soft rays: 75-93
Biology:  Mainly restricted to headwater streams in hilly or mountainous terrain. Prefers clear, fast-flowing streams, usually in deep rocky pools. Can ascend torrential steep-gradient streams and small waterfalls.
IUCN Red List Status: Least Concern (LC); Date assessed: 22 May 2020 Ref. (130435)
Threat to humans:  harmless


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