| Main Ref. | Hayes, J.W. and M.J. Rutledge, 1991 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | mollusks | ||
| Food III | gastropods | ||
| Food group | Hydrobiidae | Prey Stage/Part | juv./adults |
| Food name | Potamopyrgus antipodarum | ||
| Commonness | |||
| Country | New Zealand | ||
| Remark | |||