Hay 46 especies citadas

ANIMALIA/CHORDATA/ACTINOPTERYGII/ACANTHURIFORMES/Sciaenidae
Plagioscion ternetzi (Plagioscion macdonaghi)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Acestrorhamphidae
Astyanax abramis
Astyanax lacustris (Astyanax bimaculatus)
Astyanax lacustris (Astyanax bimaculatus subsp. bimaculatus)
Astyanax lacustris (Astyanax bimaculatus subsp. paraguayensis)
Astyanax lineatus
Astyanax sp.
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Anostomidae
Abramites hypselonotus (Abramites solari)
Leporinus acutidens
Leporinus octofasciatus (Leporinus aff. fasciatus)
Leporinus sp.
Leporinus striatus
Megaleporinus obtusidens (Leporinus obtusidens)
Schizodon borellii (Schizodon borelli)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Bryconidae
Brycon orbignyanus (Brycon orbygnianus)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Characidae
Charax gibbosus
Cynopotamus argenteus
Cynopotamus kincaidi
Raphiodon vulpinus
Roeboides affinis (Roeboides prognathus)
Roeboides microlepis (Roeboides bonariensis)
Salminus brasiliensis (Salminus maxillosus)
Salminus hilarii
Tetragonopterus argenteus
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Crenuchidae
Characidium cf. zebra (Characidium fasciatum subsp. fasciatum)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Curimatidae
Potamorhina squamoralevis
Psectrogaster curviventris
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Erythrinidae
Hoplias argentinensis (Hoplias malabaricus subsp. malabaricus)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Hemiodontidae
Hemiodus orthonops
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Prochilodontidae
Prochilodus lineatus (Prochilodus scrofa)
ANIMALIA/CHORDATA/ACTINOPTERYGII/CHARACIFORMES/Serrasalmidae
Serrasalmus marginatus
ANIMALIA/CHORDATA/ACTINOPTERYGII/CICHLIFORMES/Cichlidae
Aequidens portalegrensis
ANIMALIA/CHORDATA/ACTINOPTERYGII/SILURIFORMES/Auchenipteridae
Auchenipterus nigripinnis
Auchenipterus osteomystax (Auchenipterus nuchalis)
Glanidium ribeiroi (Glanidium riberoi)
ANIMALIA/CHORDATA/ACTINOPTERYGII/SILURIFORMES/Doradidae
Pterodoras granulosus
ANIMALIA/CHORDATA/ACTINOPTERYGII/SILURIFORMES/Heptapteridae
Pimelodella gracilis
Rhamdia quelen
ANIMALIA/CHORDATA/ACTINOPTERYGII/SILURIFORMES/Loricariidae
Ancistrus cirrhosus
Hypostomus luteomaculatus
Hypostomus sp.
ANIMALIA/CHORDATA/ACTINOPTERYGII/SILURIFORMES/Pimelodidae
Hemisorubim platyrhynchos
Iheringichthys westermanni
Paulicea luetkeni
Pseudoplatystoma corruscans (Pseudoplatystoma coruscans)
Pseudoplatystoma fasciatum subsp. fasciatum

Se citan especies en 1 áreas

Parque Nacional Iguazú