Histiobranchus australis
Histiobranchus australis, the southern cut-throat eel is an eel in the family Synaphobranchidae. It was described by Regan in 1913. It is a marine, deep water-dwelling eel which is known from the southern Atlantic, Indian, and Pacific Ocean. It dwells at a depth range of, and leads a benthic lifestyle. Males can reach a maximum total length of, while females can reach a maximum TL of.