| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| detritus | detritus | debris | detritus | India | recruits/juv. |
| nekton | finfish | bony fish | fish remains | India | recruits/juv. |
| nekton | finfish | bony fish | not specified | India | adults |
| plants | other plants | terrestrial plants | unidentified macrophytes | India | Larvae |
| plants | other plants | terrestrial plants | plant matters | India | adults |
| plants | phytoplankton | diatoms | diatoms | India | Larvae |
| plants | phytoplankton | green algae | green algae | India | juv./adults |
| plants | phytoplankton | green algae | algae | Nepal | Larvae |
| plants | phytoplankton | n.a./other phytoplankton | not specified | India | juv./adults |
| zoobenthos | insects | insects | Dipteran larvae | India | adults |
| zoobenthos | insects | insects | mayflies | India | juv./adults |
| zoobenthos | insects | insects | mayflies | India | recruits/juv. |
| zoobenthos | insects | insects | water bugs | India | recruits/juv. |
| zoobenthos | insects | insects | stoneflies | India | recruits/juv. |
| zoobenthos | insects | insects | caddis-flies | India | juv./adults |
| zoobenthos | mollusks | gastropods | not specified | Nepal | adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | not specified | India | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentifed zooplankton | India | recruits/juv. |