| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| detritus | detritus | debris | unidentified | Sudan | juv./adults |
| plants | other plants | benthic algae/weeds | unidentified | (not available) | juv./adults |
| zoobenthos | benth. crust. | ostracods | unidentified ostracods | Sudan | juv./adults |
| zoobenthos | insects | insects | unidentified chironomids | (not available) | juv./adults |
| zoobenthos | mollusks | n.a./other mollusks | unidentified mollusks | Sudan | juv./adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | unidentified zoobenthos | Sudan | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentified zooplankton | Sudan | juv./adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | unidentified | (not available) | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | (not available) | juv./adults |