| อาหารหลัก | ร้อยละ |
ระดับชั้นอาหาร (y) |
ชั้นชีวิตของผู้ล่า | ประเทศ | ถิ่นที่อยู่ | อ้างอิง |
|---|---|---|---|---|---|---|
| zooplankton | 53 | 3.0 | recruits/juv. | Canada | 55°03' N, 111°39' W, Alberta | 80374 |
| nekton | 52 | 4.4 | adults | Canada | Lake St. Anne, Alberta (1989) | 5992 |
| nekton | 58 | 4.5 | adults | Canada | Lake St. Anne, Alberta (1989) | 5992 |
| nekton | 95 | 4.5 | adults | Canada | Kaministiquia River w/c flows into Thunder Bay, Lake Superior (9187) | 5732 |
| nekton | 42 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| nekton | 88 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| nekton | 91 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| nekton | 93 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| nekton | 79 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| nekton | 45 | 4.5 | juv./adults | USA | North Reservoir, Ohio, 1983-1985 | 32418 |
| zoobenthos | 73 | 3.8 | adults | Spain | Ruidera Lakes, September 1991 to January 1994. | 27858 |
| nekton | 58 | 4.1 | recruits/juv. | UK Scotland | Loch Kinord and Loch Davan | 4843 |
| nekton | 20 | 4.4 | recruits/juv. | UK Scotland | Loch Kinord and Loch Davan | 4843 |
| zooplankton | 47 | 3.1 | recruits/juv. | Canada | 55°03' N, 111°39' W, Alberta | 80374 |