| 主要參考文獻 | Russell, R.H., 1975 | ||
| 掠食階段 | juv./adults | ||
| 食物一 | zoobenthos | ||
| 食物二 | mollusks | ||
| 食物三 | bivalves | ||
| 食物群 | Mytilidae | 捕食階段/部份 | juv./adults |
| 食物名稱 | Mytilus edulis | ||
| 普通 | |||
| 國家 | |||
| 附註 | Locality: some islands of James Bay and the southwest coastal mainland of Hudson Bay. Method: fecal analysis. Sampling period: summer months 1968 to 1969. | ||