Upper body blue-grey, paler underneath. Lines (throat pleats) underneath from throat to middle of the body. Dorsal fin with curved edge. Tail wide with a pointed notch in the middle of the rear edge. Water spray from blowhole is a vertical jet more than 5 m high. Up to 33 m long.
Blue Whales feed on krill and usually swim alone or in widely-separated groups. They are the largest mammal alive. The Pygmy Blue Whale subspecies (more often seen in Victoria than Blue Whales) is smaller and has a shorter tail.
Open oceans and near coastlines.
Worldwide. Most Australian waters. Potentially near Port Phillip, recorded from Victoria.
Plankton or Particles
Recorded in Australia
- DSE Advisory List : Critically Endangered
- EPBC Act 1999 : Endangered
- IUCN Red List : Endangered
- CITES : Trade restrictions (Appendix I)