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Table 2 Duration (n = 2, 5, 14, 13, 12), arrival dates (n = 8, 9, 12, 18, 13), and departure dates (n = 2, 5, 14, 13, 12) for the wintering period of Herring Gulls tracked from the eastern Arctic, the Great Lakes, Newfoundland, Sable Island, and the Bay of Fundy. Most individuals were tracked for 1 year, but some were tracked for up to 5 years. All summary statistics are presented as mean ± SD (range)

From: Winter home range and habitat selection differs among breeding populations of herring gulls in eastern North America

Breeding Population Winter Duration Arrival Date Departure Date
Eastern Arctic 144 ±70 Nov 28 ±32 May 5 ±18
(94–193) (Oct 29 - Jan 19) (Apr 22 – May 18)
Great Lakes 164 ±66 Aug 18 ±34 Mar 2 ±28
(89–241) (Jul 30 - Nov 13) (Feb 9 - Apr 3)
Newfoundland 143 ±41 Oct 31 ±28 Mar 30 ±9
(33–202) (Sep 27 - Dec 21) (Mar 16 - Apr 16)
Sable Island 176 ±53 Sept 29 ±58 Mar 25 ±8
(89–253) (July 7 - Jan 18) (Mar 15 - Apr 12)
Bay of Fundy 162 ±75 Oct 16 ±64 Apr 2 ±21
(79–271) (July 13 - Dec 28) (Mar 8 - May 14)