Herbivorous

Schizodonaltoparanae (Garavello & Britski, 1990)

Schizodonborelli (Boulenger, 1900 )

Tilapia rendalli (Boulenger, 1896)

Bentophagous

Hoplosternum littorale (Hancock, 1828)

Trachydoras paraguayensis (Eigenmann & Ward, 1907)

Satanoperca pappaterra (Heckel, 1840)

Detritivores

Cyprinus carpio (Linnaeus, 1758)

Hypostomus sp.

Loricaria sp.

Iliophagous

Prochilodus lineatus (Valenciennes, 1836)

Zooplanktivores

Hypophthalmus edentatus (Spix, 1829)