Main Ref. | Castro, R.M.C. and L. Casatti, 1997 | ||
Fish stage | juv./adults | Mean length | 6.50 SL |
Sample size | 305 | Percent empty | 13 |
Country | Brazil | Locality | Parana River Basin, southeastern Brazil, 14 November 1993 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
10.00 % | plants | other plants | benthic algae/weeds | n.a./others | benthic algae/weeds | |
4.00 % | nekton | finfish | bony fish | juv./adults | bony fish | |
15.00 % | zoobenthos | insects | insects | n.a./others | insects | Aquatic insects |
1.00 % | zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | juv./adults | Diplopoda | Diplopoda |
12.00 % | plants | phytoplankton | n.a./other phytoplankton | n.a./others | algae | Filamentous algae and diatoms |
54.00 % | others | others | n.a./others | n.a./others | insects | Terrestial insects |
2.00 % | others | other terrest. invertebrates | n.a./terrest. insects | juv./adults | Araneae | Araneae and Acarina |
2.00 % | zoobenthos | worms | non-annelids | juv./adults | Nematodes | Nematodes and thecamoebas |