The North American river otters’ range is over most of North America in coastal areas, estuaries, freshwater lakes, streams and rivers; they can be found in water systems all over Washington state. Most of the otters folks spot in the Puget Sound are actually river otters! They love hanging out on the beach and searching for seafood treats, but are often mistaken for sea otters. River otters consume a wide variety of prey such as fish, crayfish, amphibians and birds.