| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| detritus | detritus | carcasses | animal soft remnants | Rwanda | adults |
| nekton | finfish | n.a./other finfish | fish scales | Rwanda | adults |
| others | others | n.a./others | mineral particles | Rwanda | adults |
| plants | other plants | terrestrial plants | plant remnants | Rwanda | adults |
| plants | other plants | terrestrial plants | plant seeds | Rwanda | adults |
| plants | phytoplankton | diatoms | diatoms | Rwanda | adults |
| zoobenthos | insects | insects | Glyptotendipes sp. | Rwanda | adults |
| zoobenthos | insects | insects | Pentaneura spp. | Rwanda | adults |
| zoobenthos | insects | insects | Tanypus sp. | Rwanda | adults |
| zoobenthos | insects | insects | unidentified | Rwanda | adults |
| zoobenthos | insects | insects | unidentified | Rwanda | adults |
| zoobenthos | insects | insects | Insect hard remnants | Rwanda | adults |
| zoobenthos | insects | insects | unidentified | Rwanda | adults |
| zoobenthos | worms | n.a./other annelids | oligochaetes setae | Rwanda | adults |
| zoobenthos | worms | non-annelids | unidentified | Rwanda | adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | rotifers | Rwanda | adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | invertebrate eggs | Rwanda | adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | Rwanda | adults |