| Main Ref. | Janssens de Bisthoven, L., J. Snoeks, F. Ollevier and D.F.E. Thys van den Audenaerde, 1990 | ||
| Predator stage | adults | ||
| Food I | others | ||
| Food II | others | ||
| Food III | n.a./others | ||
| Food group | mineral particles | Prey Stage/Part | n.a./others |
| Food name | mineral particles | ||
| Commonness | 60 | dominant ( > 50%) | |
| Country | Rwanda | ||
| Remark | Locality: Lake Mugesera. | ||