| Main Ref. | Fugi, R., N.S. Hahn and A.A. Agostinho, 1996 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | benth. crust. | ||
| Food III | ostracods | ||
| Food group | unidentified | Prey Stage/Part | juv./adults |
| Food name | unidentified | ||
| Commonness | 9 | common (6-20%) | |
| Country | Brazil | ||
| Remark | Locality: High Paraná River Basin, Aug. 1987 - Jul 1988 and Feb., Aug., Sep, 1991. | ||