Caspian Tern
| Gender | undetermined |
| Age | adult |
| Plumage | breeding plumage |
| Recorded | 2012-05-17 |
| Location | Oulu, Fin |
| Copyright | Marcel Burkhardt |
| Gender | undetermined |
| Age | adult |
| Plumage | non-breeding plumage |
| Recorded | 2006-02-04 |
| Location | Tanji Beach, Gambia |
| Copyright | Beat Rüegger |
| Gender | undetermined |
| Age | adult |
| Plumage | non-breeding plumage |
| Recorded | 2006-02-04 |
| Location | Tanji Beach, Gambia |
| Copyright | Beat Rüegger |
| Family | Terns |
| Status CH | rare migrant |
| References | en.wikipedia.org |
| vogelwarte.ch |
4 | 15