| Similarity | Rank | |
|---|---|---|
| brünnich | 0.893 | 94964 |
| black-necked | 0.888 | 84419 |
| grebes | 0.886 | 71333 |
| non-breeding | 0.879 | 51368 |
| heronry | 0.878 | 93063 |
| arctica | 0.874 | 79833 |
| sub-adult | 0.874 | 84327 |
| gulls | 0.872 | 69834 |
| black-back | 0.868 | 80188 |
| salting | 0.867 | 90767 |
| midrip | 0.865 | 78429 |
| 3000ft | 0.864 | 95210 |
| long-billed | 0.859 | 97854 |
| slavonian | 0.854 | 81209 |
| sea-watching | 0.854 | 89581 |
| white-headed | 0.854 | 76672 |
| kumana | 0.853 | 78239 |
| unenclosed | 0.852 | 88992 |
| brambling | 0.850 | 70292 |
| gull-like | 0.848 | 91208 |
| baringo | 0.847 | 81029 |
| hornless | 0.847 | 99785 |
| taiga | 0.845 | 67858 |
| mutigny | 0.844 | 95055 |
| white-fronted | 0.844 | 58835 |