Eden's Whale was once known as a separate species; however, it has recently been merged to becoming a subspecies of this species.
- ^ Reilly, S.B., Bannister, J.L., Best, P.B., Brown, M., Brownell Jr., R.L., Butterworth, D.S., Clapham, P.J., Cooke, J., Donovan, G.P., Urbán, J. & Zerbini, A.N. (2008). Balaenoptera musculus. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 5 August 2011.