Table 1 Track characteristics by species (Mean ± SD) and the effects of species and sex on track characteristics (Parameter coefficient ± SD) for black-footed (BFAL) and Laysan (LAAL) albatrosses

Total distance (km)

886.1 ± 476.9

918.6 ± 496.6

686.1 ± 363.9*

1.9

0.07

402.2 ± 210.1

1.9

0.23

480.9 ± 351.5

−1.368

0.52

Daily travel (km/day)

468.2 ± 176.4

499.2 ± 163.6

198.4 ± 92.2**

2.2

0.04

73.6 ± 74.1

1.0

0.75

186.8 ± 86.4

−2.161

0.15

Max. distance (km)

368.4 ± 215.3

500.2 ± 365.8

11.9 ± 3.4**

3.6

0.001

3.7 ± 2.7

1.4

0.53

10.2 ± 3.1**

−3.240

0.01

Trip duration (days)

1.9 ± 0.65

2.0 ± 0.5

1.5 ± 0.4**

4.2

<0.001

0.5 ± 0.3

1.7

0.32

1.2 ± 0.3**

−3.580

0.01