A shearwater is a long-winged seabird in the petrel family. Shearwater may also refer to: Places Shearwater, Tasmania, Australia Shearwater, British Columbia, Canada Shearwater, Nova Scotia, Canada CFB Shearwater, a military base Shearwater Bay, Namibia Shearwater (lake), Wiltshire, UK Ships , series of Royal Navy ships , Royal Canadian Navy , series of U.S. Navy ships USCGC Shearwater, a U.S. Coast Guard Marine Protector class coastal patrol boat , a 1929 wooden schooner in New York City Shearwater I, an catamaran developed in England c. 1949-1950 Shearwater III, a catamaran developed in England in the 1950s Other Shearwater, The Mullumbimby Steiner School, New South Wales, Australia Shearwater (album), 1972 album by Martin Carthy Shearwater (band), indie rock band from Austin, Texas, USA Shearwater Research, a Canadian manufacturer of dive computers and rebreather electronics for technical diving Shearwater GeoServices, a Norwegian marine geophysical company; see Polarcus See also Sheerwater