| Main Ref. | Scott, W.B. and E.J. Crossman, 1973 | ||
| Predator stage | adults | ||
| Food I | zoobenthos | ||
| Food II | insects | ||
| Food III | insects | ||
| Food group | Ephemeroptera | Prey Stage/Part | nymphs |
| Food name | mayfly nymphs | ||
| Commonness | |||
| Country | Canada | ||
| Remark | Locality: Lake Nipissing. Principal food item in shallow water. | ||