 |
| |||
| Petersfische; Sonnenfische | |||
| Zeus: 24 phrases in 4 subjects |
| Fish farming pisciculture | 15 |
| Food industry | 1 |
| Ichthyology | 7 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| Petersfische; Sonnenfische | |||
| Zeus: 24 phrases in 4 subjects |
| Fish farming pisciculture | 15 |
| Food industry | 1 |
| Ichthyology | 7 |
| Natural resourses and wildlife conservation | 1 |