| Main Ref. | Pavés, H., H. Pequeño, C. Bertrán and L. Vargas, 2005 | ||
| Predator stage | juv./adults | ||
| Food I | plants | ||
| Food II | other plants | ||
| Food III | benthic algae/weeds | ||
| Food group | Cyperaceae | Prey Stage/Part | fruits/seeds |
| Food name | Schoenoplectus californicus | ||
| Commonness | 28.16 | very common (21-50%) | |
| Country | Chile | ||
| Remark | Locality: Valdivia River, March 2002. | ||