| (1)3rd winter/summer | 第３回夏羽 |
| (2)1st winter | 第１回冬羽 |
| (3)adult winter | 成鳥冬羽 |
| (4)adult winter | 成鳥冬羽 |
| (5)adult winter | 成鳥冬羽 |
| (6)adult winter | 成鳥冬羽 |
| (7)adult winter | 成鳥冬羽 |
| (8)3rd/4th winter | 第3回、第4回冬羽 |
| (9)3rd/4th winter | 第3回、第4回冬羽 |
| (10)3rd winter | 第3回冬羽 |
| (11)3rd winter | 第3回冬羽 |
| (12)2nd winter | 第２回冬羽 |
| (13)2nd winter | 第２回冬羽 |
| (14)1st winter | 第1回冬羽 |
| (15)1st winter | 第1回冬羽 |
| (16)1st winter | 第1回冬羽 |
| (17)3w/4w in flight | 第3回、第4回冬羽 |
| (18)Late hatched juv.?? | 幼羽？？ |
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