Lagenorynchus australis lives mostly in the mildly cold and temperate waters off of South America and the Falkland Islands in the South Atlantic Ocean. One sighting has been reported near the Cook Islands also.
Biogeographic Regions: neotropical (Native ); atlantic ocean (Native )
- Nowak, R. 1999. Walkers Mammals of the World, Sixth ediition. Baltimore and London: Johns Hopkins University Press.
- Reeder, D., D. Wilson. 1993. Mammal Species of the World ed. 2. Washington and London: Smithsonian Institution Press.