 |
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula, Coregonus vandesius) | |||
| kleine Marane: 3 phrases, 2 sujets |
| Pisciculture pisciculture | 2 |
| Ressources naturelles et conservation de la faune | 1 |
|
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula) | |||
| |||
| heltling (Coregonus albula, Coregonus vandesius) | |||
| kleine Marane: 3 phrases, 2 sujets |
| Pisciculture pisciculture | 2 |
| Ressources naturelles et conservation de la faune | 1 |