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| πέστροφα (Oncorhynchus mykiss, Salmo gairdneri, Salmo irideus); αμερικάνικη πέστροφα (Oncorhynchus mykiss, Salmo gairdneri, Salmo irideus); ιριδίζουσα πέστροφα (Oncorhynchus mykiss, Salmo gairdneri, Salmo irideus) | |||
| steelhead: 4 phrases in 2 subjects |
| Fish farming pisciculture | 3 |
| Life sciences | 1 |