Alternative spelling of sea calf, Phoca vitulina.

(obsolete) The common seal, Phoca vitulina.

That part of a river, estuary or lagoon which broadens out as it meets the sea

Any of several snakes, of the subfamily Hydrophiinae, that live in the waters of the Pacific and Indian Oceans. / Any snake that lives in the sea. / A sea serpent.

The elephant seal

(oceanography) A mostly enclosed sea that has limited exchange of deep water with outer oceans, and where the water circulation is dominated by salinity and temperature differences rather than winds.

A tropical sea in the Western Hemisphere, part of the Atlantic Ocean, southeast of the Gulf of Mexico.

(obsolete) A star used for navigation or guidance at sea.

Alternative spelling of seamark

The southern part of the Gulf of Bothnia.