| Main Ref. | Maitland, P.S. and R.N. Campbell, 1992 | ||
| Predator stage | juv./adults | ||
| Food I | zooplankton | ||
| Food II | plank. crust. | ||
| Food III | plank. copepods | ||
| Food group | unidentified | Prey Stage/Part | juv./adults |
| Food name | unidentified | ||
| Commonness | 9.7 | common (6-20%) | |
| Country | Romania | ||
| Remark | Locality: Crapina-Jijila Lakes of the Danube system; no. of fish examined=268. | ||