| Main Ref. | Ribeiro, F., R.L. Orjuela, M.F. Magalha˜es and M.J. Collares-Pereira, 2007 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | insects | ||
| Food III | insects | ||
| Food group | Ephemeroptera | Prey Stage/Part | nymphs |
| Food name | Baetidae | ||
| Commonness | 60.2 | dominant ( > 50%) | |
| Country | |||
| Remark | Locality: Guadiana mainstream, April and September, 2003. Also include Caenidae and Polymitarcyidae. Food items also in the Ardila and Vascalo rivers. | ||