 |
| |||
| Winterrochen m (Leucoraja ocellata, Raja ocellata) | |||
| Vielfleckrochen (Raja polystigma) | |||
| raie tachetée: 3 phrases in 2 subjects |
| Fish farming pisciculture | 2 |
| Life sciences | 1 |
|
| |||
| Winterrochen m (Leucoraja ocellata, Raja ocellata) | |||
| Vielfleckrochen (Raja polystigma) | |||
| raie tachetée: 3 phrases in 2 subjects |
| Fish farming pisciculture | 2 |
| Life sciences | 1 |