| |||
| rays (Rajidae); skates (Rajidae); spotted ray (Raja asterias); starry ray (Raja asterias); thorny skate (Raja radiata) | |||
| Mediterranean starry ray (Raja asterias, Raja punctata) | |||
| starry ray (Amblyraja radiata, Raja radiata); thorny skate (Amblyraja radiata, Raja radiata) | |||
|
Sternrochen : 4 phrases, 3 sujets |
| Industrie alimentaire | 1 |
| Pisciculture pisciculture | 1 |
| Sciences de la vie | 2 |