| Main Ref. | Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | mollusks | ||
| Food III | n.a./other mollusks | ||
| Food group | mollusks | Prey Stage/Part | juv./adults |
| Food name | unspecified mollusks | ||
| Commonness | 21 | very common (21-50%) | |
| Country | Canada | ||
| Remark | Commonness assumed from expanded Table 2 (p. 191) of Froese and Pauly (2000). | ||