| Main Food | Percent |
Trophic Level (y) |
Predator Life Stage | Country | Locality | Ref. |
|---|---|---|---|---|---|---|
| nekton | 97 | 4.5 | adults | Canada | Kaministiquia River w/c flows into Thunder Bay, Lake Superior, Ontario (1987) | 5732 |
| nekton | 42 | 4.5 | recruits/juv. | USA | John Day Reservoir, Columbia River Basin, April-August, 1983-1986 | 26982 |
| nekton | 100 | 4.2 | recruits/juv. | USA | western Lake Erie. Year: July 1962. | 42406 |