a strait between the Alaska Peninsula and Kodiak Island, connecting Cook (Kenai) Inlet with the Pacific Ocean. Shelikof Strait is approximately 350 km long and ranges in width from 50 to 150 km. In most places, it is between 150 and 200 m deep. It has steep shores and experiences semidiurnal tides. The strait has a strong tidal current with a velocity of up to 15.5 km per hour.