Mew Gull Larus canus canus; heinei; kamtschatschensis; brachyrhynchus
(last update: March 12, 2012)
Table 5: Pattern on the tip of P10.
From: Is it possible to age subadult Mew Gulls Larus canus?
by: Kenneth Bengtsson & Lennarth Blomquist, publication in: Anser 2-42(2003): p 73-92.
| Age: | N: | Complete black band | Broken black band | Complete white tip |
| 2 | 39 | 38 | 1 | 0 |
| 3 | 18 | 16 | 2 | 0 |
| 4 | 12 | 11 | 1 | 0 |
| 5 | 11 | 10 | 1 | 0 |
| 6 | 10 | 9 | 1 | 0 |
7 |
7 | 3 | 3 | 1 |
| 8-12 | 15 | 8 | 7 | 0 |
| 3-12 | 73 | 78% | 20,5% | 1,5% |
| adult reference group | 100 | 77% | 17% | 6% |