| Main Ref. | Maitland, P.S. and R.N. Campbell, 1992 | ||
| Predator stage | recruits/juv. | ||
| Food I | zooplankton | ||
| Food II | plank. crust. | ||
| Food III | cladocerans | ||
| Food group | Cladocera | Prey Stage/Part | juv./adults |
| Food name | Bythotrephes | ||
| Commonness | 57 | dominant ( > 50%) | |
| Country | Ireland | ||
| Remark | Locality: Lough Neagh; no. of fish=14; fish size= 7.6 cm, August. | ||