| Average Lifespan | 30 to 35 years |
| Average weight | Male weight- 85 to 110kg female- 65 to 115 kg |
| Average length | Male: 161 to 176 cm Female: 151 to 169 cm |
| Where there from | North Pacific Ocean |
| are females or males larger | Roughly the same size |
| diet | Fish: herring, pollock, cod, capelin Invertebrates: mollusks, crustaceans |
| are they vocal | They likley rely on underwater vocalizations |
