Females may be slightly larger than males. Scarring from cookie cutter Family: Ziphiidae.

As adults, Stejneger’s beaked whales can reach lengths of about 18.5 ft (5.7 m) and weigh up to 3,520 lbs (1,600 kg). Family: Ziphiidae Genus: Mesoplodon Species: M. stejnegeri True, 1885 Physical Description: They are not unlike Hubb’s beaked whale, but a small white patch on the head of adult males can be used for identification. Stejneger’s beaked whales, sometimes known as the “Bering Sea beaked whale” or the “Saber-toothed whale,” are little known members of the beaked whale family (Ziphiidae). Baird's beaked whales, sometimes called giant bottlenose whales, are the largest members of the beaked whale family. Stejneger's beaked whale (Mesoplodon stejnegeri), also known as the Bering Sea beaked whale or the saber-toothed whale, is a relatively unknown member of the genus Mesoplodon inhabiting the northern North Pacific Ocean. Distribution Stejneger’s beaked whales are found in continental slope and oceanic waters of the North Pacific Basin, from southern California, north to the Bering Sea, and south to the Sea of Japan. Species: M. stejnegeri True, 1885. Stejneger’s beaked whales, sometimes known as the “Bering Sea beaked whale” or the “Saber-toothed whale,” are little known members of the beaked whale family (Ziphiidae). There are no subspecies of Stejneger's Beaked Whale.

The life history of Arnoux's Beaked Whale may be similar to that of the closely related Baird's Beaked Whale. Interesting Facts Stejneger's Beaked Whales are also known as: Bering Sea Beaked Whale Saber-Toothed Whale Similar Animals Gervais' Beaked Whale Ginkgo-toothed Beaked Whale Gray's Beaked Whale Hector's Beaked Whale Layard's Beaked Whale True's Beaked Whale Perrin's Beaked Whale Pygmy Beaked Whale Stejneger's beaked whale (Mesoplodon stejnegeri), also known as the Bering Sea beaked whale or the saber-toothed whale, is a relatively unknown member of the genus Mesoplodon inhabiting the northern North Pacific Ocean. Stejneger’s Beaked Whale (Mesoplodon stejnegeri) December 14, 2016. Stejneger's beaked whales, Mesoplodon stejnegeri, inhabit the deep waters of the ocean far from the shorelines.These animals are rarely seen at sea. Stejneger’s beaked whales (Mesoplodon stejnegeri) are one of the lesser known species of mammals, with little information available on their population status or incidence of diseases.Recent pathologic investigations on stranded and bycaught wild cetaceans around Hokkaido, Japan, revealed an unusually high incidence of systemic amyloidosis in this species, warranting further investigation. Stejneger’s Beaked Whales are only known to live in the cold temperate and subarctic waters of the Sea of Japan and the North Atlantic.

Coloration is mostly black, dark grey, or brown dorsally, fading to the paler sides and belly. Within Stejneger’s beaked whale’s range, both Hubbs’ and Blainville’s beaked whale males have similar teeth. It is covered in white linear scars and blotches, and some individuals have a whitish starburst pattern on the underside of the triangular flukes. A truck hauled away the mammal, which … In the western North Pacific they move towards the continental shelf and sea floor escarpments in (Northern Hemisphere) spring and summer and head back to deeper waters in winter. While the whale did have multiple bites, the cause of death is as of yet unknown. • Stejneger’s beaked whales are a deep diving whale and the only species of Mesoplodon that occurs in Alaskan waters, typically the Gulf of Alaska, Aleutian islands, and southern Bering Sea (Allen and Angliss 2013).