| Main Ref. | Stephenson, S.A. and W.T. Momot, 1991 | ||
| Predator stage | adults | ||
| Food I | zoobenthos | ||
| Food II | benth. crust. | ||
| Food III | n.a./other benth. crustaceans | ||
| Food group | Astacidae | Prey Stage/Part | juv./adults |
| Food name | crayfish | ||
| Commonness | |||
| Country | Canada | ||
| Remark | Locality: Kaministiquia River, Thunder Bay, Lake Superior. | ||