| Trích dẫn | Rice, D.W., 1998 Marine Mammals of the World Systematics and Distribution. Special Publication number 4: The Society for Marine Mammalogy. 231p. |
| Tài liệu tham khảo | 1522 Rice, D.W., 1998 |
| Trang | 66-67 |
| Named Used as Valid | Eschrichtius robustus |
| Địa phương | |
| Distribution | New Jersey to Florida, Eastern Atlantic, Baltic coast of Sweden, Netherlands, Belgium, England, New England, Iceland, Korea, Sea of Okhotsk, Russia, China, Japan, Sri Lanka, Chukchi, Beaufort, Bering Sea, Baja California, Gulf of California. |