NPSpecies

Witt (1997) Present year-round

Native to North America (Long 1981) and Maine (Palmer 1949).

Witt (1997) Abundant in spring and fall and during breeding season, casual during winter

Park Species Detail: Russell (1984?) Abundant spring and fall migrant, casual in winter, abundant breeder. Lists observations outside of park. North and Chidester (1986) Observed from Jordan Cliffs between July and September 1986. Duley and North (1984) observed from Jordan Cliffs between May and September 1984. Bond (1969) among the most abundant sea birds in the vicinity of MDI, but they have only recently (since about 1920) established breeding colonies here. Palmer (1949) 40 seen on 15 March 1937 at Bar Harbor by G. Swanson. Bond (19??) Summer resident (on a number of small islands) and transient. Common. Tyson and Bond (1941): Seen about the Trenton Bridge; numbers increase in late summer and early fall. Sullivan (1937): Resident to the MDI area, most abundant during spring and fall. Farley (1935) reports 9 birds at Mount Desert Island between 12 June and 22 June 1934. Eliot (1931) Observed on Mount Desert Island during June 1931; observed in The Narrows on July 4, 1931., Park Species Data Source: Witt (1997); North and Chhidester (1986); Duley and North (1984); Eliot (1931)