There are around 89 living species, which are divided into two parvoders. The first is the Odontoceti, the toothed whales, which consist of around 70 species. The most common species seen here are orca, harbor porpoise, Dall’s porpoise, and sperm whales. The second is the Mysticeti, the baleen whales which have a filter-feeder system. This group consists of these species most commonly seen here in SE Alaska; gray, humpback, and minke.