 |
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| perca-europeia (Perca flavescens, Perca fluviatilis, Plectroplites ambiguus) | |||
| perca-americana (Perca flavescens, Perca fluviatilis, Plectroplites ambiguus) | |||
| perca europeia (Perca fluviatilis) | |||
| Italian thesaurus | |||
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| grgec (Perca flavescens, Perca fluviatilis, Plectroplites ambiguus) | |||
| persico: 16 phrases in 4 subjects |
| Fish farming pisciculture | 8 |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 2 |
| Natural sciences | 5 |