Main Ref. | Albrecht, M.P. and E. Pellegrini-Caramaschi, 2003 | ||
Fish stage | juv./adults | Mean length | NG |
Sample size | 59 | Percent empty | |
Paese | Brazil | Località | Reservoir/lotic, upper rio Tocantins, Dec. 1996 - Apr.1998 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Commenti |
---|---|---|---|---|---|---|
1.20 % | plants | other plants | benthic algae/weeds | leaves/blades | algae | Filamentous algae 1.214 |
0.30 % | nekton | finfish | bony fish | n.a./others | bony fish | rests of fish 0.072 scales 0.180 |
62.70 % | detritus | detritus | debris | n.a./others | detritus | Plant debris 24.554 organic matter 37.217 |
0.30 % | zoobenthos | mollusks | gastropods | juv./adults | Gastropoda | Gastropoda and Bivalvia 0.310 |
23.90 % | zoobenthos | insects | insects | larvae | chironomidae | arthropoda (aquatic) 0.013 chironomidae (pupae and larvae) 6.591 other Diptera (larvae and pupae) 0.030 Trichoptera (pupae and larvae) 3.453 Ephemeroptera (nymphs) 3.157 Isoptera 6.045 rests of insects 4.312 |
0.10 % | zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | eggs | Invertebrate | Invertebrate eggs 0.130 |
11.50 % | plants | other plants | terrestrial plants | fruits/seeds | seeds | seeds and fruits 11.273 |