| Referencia principal | Frost, W.E., 1977 | ||
| Estadio del despredador | juv./adults | ||
| Alimento I | zooplankton | ||
| Alimento II | fish (early stages) | ||
| Alimento III | fish eggs/larvae | ||
| Grupo del alimento | Salmonidae | Estadio de la presa/Parte | eggs |
| Nombre del alimento | Salvelinus willoughbii | ||
| frecuencia | 26 | very common (21-50%) | |
| País | UK Engld Wal | ||
| Observación | Locality: Windermere, between 1940 and 1951. No. of fish examined: 181. Data presented as % of total frequency. | ||