| 主要參考文獻 | García-Berthou, E. and R. Moreno-Amich, 2000 | ||
| 掠食階段 | juv./adults | ||
| 食物一 | plants | ||
| 食物二 | other plants | ||
| 食物三 | terrestrial plants | ||
| 食物群 | unidentified | 捕食階段/部份 | fruits/seeds |
| 食物名稱 | plant seeds | ||
| 普通 | 7.1 | common (6-20%) | |
| 國家 | Spain | ||
| 附註 | Locality: Lake Banyoles, Iberian peninsula, Catalonia. Fish were sampled quarterly from Dec. 1990 to Nov. 1991. | ||