| Main Ref. | Andreasson, S., 1971 | ||
| Predator stage | juv./adults | ||
| Food I | nekton | ||
| Food II | finfish | ||
| Food III | bony fish | ||
| Food group | Cottidae | Prey Stage/Part | juv./adults |
| Food name | Cottus gobio | ||
| Commonness | |||
| Country | UK | ||
| Remark | Locality: Trydeå stream, Ramsasa, year: 1964-65. Sample size: 308. | ||