Species;"Voucher specimens";Headwater;Middle;Mouth
Characiformes
Characidae
"Deuterodon langei Travassos, 1957";NUP9541;105;155;33
"Hollandichthys multifasciatus (Eigenmann & Norris, 1900)";NUP9529;4;36;13
"Mimagoniates microlepis (Steindachner, 1876)";NUP9526;10;73;202
"Astyanax aff. ribeirae Eigenmann, 1911";NUP9742;–;2;1
Crenuchidae
"Characidium lanei Travassos, 1967";NUP9525;117;111;38
"Characidium pterostictum Gomes, 1947";NUP9588;29;22;30
Erythrynidae
"Hoplias malabaricus (Bloch, 1794)";NUP19193;–;–;1
Cyprinodontiformes
Poeciliidae
"Phalloceros harpagos Lucinda, 2008";NUP9527;–;27;6
Rivulidae;;;;
"Rivulus luelingi Seegers, 1984";NUP19198;–;1;–
Gymnotiformes
Gymnotidae
"Gymnotus pantherinus (Steindachner, 1908)";–;–;4;1
"Gymnotus carapo Linnaeus, 1758";NUP19194;–;–;1
Perciformes
Gobiidae
"Awaous tajasica (Lichtenstein, 1822)";NUP19195;–;–;4
Siluriformes
Callichthydae
"Scleromystax barbatus (Quoy & Gaimard, 1824)";NUP9570;–;16;21
Loricariidae
"Ancistrus multispinnis (Regan, 1912)";NUP13626;12;9;–
"Schizolecis guntheri (Miranda Ribeiro, 1918)";NUP9465;7;70;5
"Schizolecis sp. 1";NUP10903;–;–;32
"Schizolecis sp. 2";NUP10904;8;41;–
"Hisonotus leucofrenatus (Miranda Ribeiro, 1908)";–;–;–;3
"Kronichthys cf. lacerta (Nichols, 1919)";NUP10900;–;–;11
"Pseudotothyris obtusa (Miranda Ribeiro, 1911)";NUP10902;–;–;59
"Rineloricaria sp.";NUP10898;–;12;12
Heptapteridae
"Acentronichthys leptos Eigenmann & Eigenmann, 1889";NUP9592;19;17;2
"Rhamdioglanis frenatus Ihering, 1907";NUP13614;32;9;–
"Pimelodella pappenheimi Ahl, 1925";NUP13613;–;–;6
"Rhamdia quelen (Quoy & Gaimard, 1824)";NUP9524;4;35;4
Trichomycteridae
"Ituglanis proops (Miranda Ribeiro, 1908)";NUP19197;2;–;–
Synbranchiformes
Synbranchidae
"Synbranchus marmoratus Bloch, 1795";NUP9567;4;5;12
Richness;13;18;22
Abundance;353;645;497
"Shannon diversity";1.87;2.35;2.17
Evenness;0.73;0.81;0.70