| Main Ref. | Ruiz, V.H. and T.M. Berra, 1994 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | insects | ||
| Food III | insects | ||
| Food group | Curculionidae | Prey Stage/Part | adults |
| Food name | curculionid beetles | ||
| Commonness | |||
| Country | Chile | ||
| Remark | Locality: High Biobio River, October 1988-December 1989. | ||