Table 2 Yearly summary of winter space use for black-legged kittiwakes (Rissa tridactyla) from the Pribilof Islands (October thru February, 2008–2011)

# of birds St Paul [male / female]

19 [7/12]

26 [12/14]

15 [3/12]

# of birds St George [male / female]

17 [7/10]

18 [10/8]

18 [6/12]

Daily distance traveled (km)*

35.4 ± 3.5

32.1 ± 2.3

34.5 ± 2.8

Max distance from colony (km)

2,573 ± 682

2,508 ± 625

2,601 ± 798

Individual Area use (# 45 km grid cells)

811 ± 226

726 ± 120

781 ± 172

Residency (days)

2.17 ± 0.35

2.45 ± 0.45

2.09 ± 0.37