Southern deepsea smelt (Bathylagichthys australis) is a ray-finned fish of the family Bathylagidae. It inhabits marine (saltwater) waters in pelagic environments. This species can reach a maximum total length of 20.8 cm. It occurs at depths between 50 and 1000 metres. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms.
Dorsal soft rays (total): 12 - 14; Anal soft rays: 11 - 13; Vertebrae: 47 - 50. Branchiostegal rays 3. Supraorbital short, posterior well behind vertical through the middle of the orbit. Canals of subcutaneous vascular system of the trunk not forming anastomoses below the lateral line. Pyloric caeca 10-16 .: elongated; Cross section: compressed.
Behavioural data for Southern deepsea smelt is currently being reviewed.
Marine; pelagic-oceanic; depth range 50 - 1000 m . Temperate
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .
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