| Main Ref. | Maitland, P.S. and R.N. Campbell, 1992 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | insects | ||
| Food III | insects | ||
| Food group | unidentified | Prey Stage/Part | adults |
| Food name | midwater & surface water insects | ||
| Commonness | 18 | common (6-20%) | |
| Country | UK Scotland | ||
| Remark | Locality: Loch Fada (where trout are present) and Loch Meallt (where trout are absent). | ||