Main Ref. | Gomes-Ferreira, A., F. Ribeiro, L. Moreira da Costa, I.G. Cowx and M.J. Collares-Pereira, 2005 | ||
Predator stage | juv./adults | ||
Food I | zoobenthos | ||
Food II | insects | ||
Food III | insects | ||
Food group | Ephemeroptera | Prey Stage/Part | nymphs |
Food name | mayflies | ||
Commonness | 37.14 | very common (21-50%) | |
Country | Portugal | ||
Remark | Locality: Múrtega River, Guadiana River basin, February 1999 - January 2001. Food item of diploid males. |