Table 2 Diving parameters of wintering Scaly-sided Mergansers at different air temperatures

1530

21.3 ± 5.5^a

1430

12.4 ± 10.1^a

2.579 ± 1.647^a

1653

17.2 ± 5.5^b

1588

12.9 ± 11.4^a

2.176 ± 1.670^b

1122

17.7 ± 6.1^c

1086

13.5 ± 12.3^a

2.105 ± 1.478^b