| Predator name | Salmo trutta trutta | Main Ref. | Vehanen, T., P. Hyvärinen and A. Huusko, 1998 |
| Predator group | Salmonidae | Predator stage | juv./adults |
| Predator I | finfish | Predator II | bony fish |
| Prey stage | juv./adults | ||
| % of stomach contents | - | ||
| Observationsplats | Lake Oulujarvi. | ||
| Land | Finland | ||