| Main Ref. | Polling, L., H.J. Schoonbee and J.E. Saayman, 1992 | ||
| Predator stage | juv./adults | ||
| Food I | plants | ||
| Food II | other plants | ||
| Food III | benthic algae/weeds | ||
| Food group | unidentified | Prey Stage/Part | n.a./others |
| Food name | unidentified | ||
| Commonness | 72 | dominant ( > 50%) | |
| Land | South Africa | ||
| Kommentar | Locality: Middle Letaba impoundment. Spring 1988. | ||