How long do sea otters get?

The sea otter is a marine mammal that lives along the Pacific coast of North America and Asia. They are known for their dense, waterproof fur, which helps to keep them warm in the cold waters of the Pacific Ocean. Sea otters range in size from 4 to 5 feet long and weigh between 25 and 85 pounds. The smallest species is the southern sea otter, which is found off the coast of California, while the largest species is the northern sea otter, which is found in Alaska and Russia.