 |
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula, Coregonus vandesius) | |||
| kleine Marane: 3 Phrasen in 2 Thematiken |
| Fischzucht | 2 |
| Natürliche Ressourcen und Artenschutz | 1 |
|
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula, Coregonus vandesius) | |||
| kleine Marane: 3 Phrasen in 2 Thematiken |
| Fischzucht | 2 |
| Natürliche Ressourcen und Artenschutz | 1 |