Below are all months shown when common eider migrated this year.
| august | |
|---|---|
| 1 | 970 |
| 2 | 220 |
| 3 | 320 |
| 4 | 10 |
| 5 | 90 |
| 6 | 160 |
| 7 | 740 |
| 8 | 450 |
| 9 | 250 |
| 10 | 60 |
| 11 | 120 |
| 12 | 60 |
| 13 | 10 |
| 14 | - |
| 15 | - |
| 16 | 80 |
| 17 | 120 |
| 18 | 240 |
| 19 | 90 |
| 20 | 50 |
| 21 | 50 |
| 22 | 10 |
| 23 | - |
| 24 | - |
| 25 | 10 |
| 26 | 40 |
| 27 | - |
| 28 | - |
| 29 | - |
| 30 | 30 |
| 31 | - |
| 4 180 | |
| september | |
|---|---|
| 1 | - |
| 2 | 10 |
| 3 | 260 |
| 4 | 120 |
| 5 | 10 |
| 6 | - |
| 7 | 60 |
| 8 | 10 |
| 9 | 40 |
| 10 | 140 |
| 11 | 650 |
| 12 | 360 |
| 13 | 550 |
| 14 | 130 |
| 15 | 230 |
| 16 | - |
| 17 | - |
| 18 | 50 |
| 19 | 140 |
| 20 | - |
| 21 | 850 |
| 22 | 2 370 |
| 23 | 10 |
| 24 | 40 |
| 25 | 1 060 |
| 26 | 3 290 |
| 27 | 250 |
| 28 | 430 |
| 29 | 390 |
| 30 | 1 500 |
| - | |
| 12 950 | |