| 主要参考文献 | Fugi, R., N.S. Hahn and A.A. Agostinho, 1996 | ||
| 掠食阶段 | juv./adults | ||
| 食物一 | zoobenthos | ||
| 食物二 | benth. crust. | ||
| 食物三 | ostracods | ||
| 食物群 | unspecified | 捕食阶段/部份 | juv./adults |
| 食物名称 | unspecified | ||
| 普通 | 8.2 | common (6-20%) | |
| 国家 | Brazil | ||
| 附注 | Locality: High Paraná River Basin, Aug. 1987 - Jul 1988 and Feb., Aug., Sep, 1991. | ||