Online Resource 3. Rank based abundance (raw data) of species by flood and dry seasons.

Rank based abundance of species
Flood / Dry
Moenkhausia cf. gracilima / 457 / Geophagus sp. / 530
Ageneiosusucayalensis / 182 / Poptellacompressa / 440
Serrapinnuskriegi / 123 / Auchenipterichthyscoracoideus / 298
Hemiodus cf. unimaculatus / 111 / Cyphocharaxplumbeus / 267
Rhaphiodonvulpinus / 101 / Bryconopsmelanurus / 231
Boulengerellacuvieri / 94 / Baryancistrusniveatus / 218
Bryconopsmelanurus / 89 / Bryconopsalburnoides / 204
Hydrolycusarmatus / 75 / Hemiodus cf. unimaculatus / 198
Auchenipterusosteomystax / 74 / Triportheusalbus / 195
Astyanax cf. goyacensis / 67 / Moenkhausiadichroura / 192
Triportheusalbus / 67 / Boulengerellacuvieri / 148
Agoniateshalecinu / 63 / Hassarwilderi / 127
Pristigastercayana / 60 / Steindachnerinaamazonica / 126
Jupiabapolylepis / 57 / Acestrorhynchusmicrolepis / 121
Curimataacutirostris / 56 / Moenkhausia cf. gracilima / 117
Serrasalmusmaculatus / 53 / Ageneiosusucayalensis / 115
Leporinusunitaeniatus / 51 / Satanopercaacuticeps / 111
Plagioscion squamosissimus / 44 / Ageneiosusinermis / 110
Moenkhausia cf. lepidura / 41 / Bivibranchianotata / 110
Exodonparadoxus / 35 / Pimelodus cf. blochii / 104
Caenotropuslabyrinthicus / 32 / Moenkhausia cf. lepidura / 100
Roeboidesaffinis / 31 / Baryancistrus sp. 2 / 99
Tetragonopterusargenteus / 30 / Cyphocharaxleucostictus / 98
Ageneiosusinermis / 28 / Plagioscion squamosissimus / 94
Triportheustrifurcatus / 28 / Sturisomarostratum / 90
Laemolytafernandezi / 26 / Phenacogaster sp. / 86
Moenkhausia cf. collettii / 25 / Caenotropuslabyrinthicus / 85
Tetragonopteruschalceus / 25 / Roeboidesaffinis / 85
Leporinusaffinis / 24 / Exodonparadoxus / 84
Cyphocharaxplumbeus / 23 / Cetopsiscoecutiens / 82
Pellonacastelnaeana / 22 / Curimatainornata / 82
Leporinus sp. / 21 / Auchenipterusnuchalis / 79
Pachyurusjunki / 21 / Leporinusaffinis / 66
Psectrogasteramazonica / 20 / Jupiabapolylepis / 64
Hydrolycustatauaia / 19 / Pristigastercayana / 63
Loricariacataphracta / 19 / Chalceusmacrolepidotus / 62
Cyphocharaxleucostictus / 18 / Loricariichthysnudirostris / 61
Geophagus sp. / 18 / Leporinusmaculatus / 55
Peckoltiavittata / 18 / Aphyocharacidium sp. 1 / 54
Hypoptopomagulare / 15 / Peckoltiavittata / 53
Knodus cf. heteresthes / 14 / Limatulichthysgriseus / 52
Moenkhausiadichroura / 14 / Serrasalmusmaculatus / 49
Myleussetiger / 14 / Hemiodontichthysacipenserinus / 47
Bryconopsalburnoides / 12 / Ancistrus sp. / 43
Hassarwilderi / 12 / Pygocentrusnattereri / 43
Chalceusmacrolepidotus / 11 / Loricariacataphracta / 41
Satanopercaacuticeps / 11 / Metynnishypsauchen / 41
Anchoviasurinamensis / 10 / Pachyurusjunki / 41
Auchenipterichthyscoracoideus / 10 / Tetragonopterusargenteus / 41
Cetopsiscoecutiens / 10 / Laemolytafernandezi / 40
Paracanthopoma cf. parva / 10 / Tetragonopteruschalceus / 39
Pimelodus cf. blochii / 10 / Aphanotorulusemarginatus / 38
Pinirampuspirinampu / 10 / Argonectes sp. / 37
Hypophthalmus marginatus / 9 / Hypostomusfaveolus / 37
Leporinusmaculatus / 9 / Bivibranchiavelox / 35
Phenacogaster sp. / 8 / Hydrolycusarmatus / 34
Schizodonvittatus / 8 / Hypoptopomagulare / 34
Bivibranchiafowleri / 7 / Retroculuslapidifer / 34
Cynodongibbus / 7 / Pinirampuspirinampu / 32
Cyphocharaxnotatus / 7 / Myleustorquatus / 31
Steindachnerinaamazonica / 7 / Agoniateshalecinu / 30
Bivibranchianotata / 6 / Tenellusleporhinus / 30
Centromochlusschultzi / 6 / Baryancistrus sp. / 28
Leporinusfriderici / 6 / Harttiapunctata / 28
Pimelodella cf. cristata / 6 / Leporinusfriderici / 28
Anchoviellaguianensis / 5 / Rhaphiodonvulpinus / 27
Aphyocharacidium sp. 1 / 5 / Hypoclinemusmentalis / 26
Colomesusasellus / 5 / Pimelodella cf. cristata / 26
Hypostomuspyrineusi / 5 / Schizodonvittatus / 25
Moenkhausia cf. jamesi / 5 / Curimataacutirostris / 24
Pygocentrusnattereri / 5 / Pachypopsfourcroi / 24
Roeboexodonguyanensis / 5 / Scobinancistruspariolispos / 24
Trachelyopterusgaleatus / 5 / Cichlapiquiti / 23
Vandelliacirrhosa / 5 / Prochilodusnigricans / 23
Zungarozungaro / 5 / Moenkhausia sp. / 22
Argonectesroberts / 4 / Myloplusrubripinnis / 22
Curimatelladorsalis / 4 / Parancistrusaurantiacus / 22
Hemiodustocantinensis / 4 / Crenicichla sp. / 20
Hyporhamphusbrederi / 4 / Triportheustrifurcatus / 20
Lycengraulisbatesii / 4 / Hemiodustocantinensis / 19
Mesonautaacora / 4 / Serrasalmusrhombeus / 19
Oxydorasniger / 4 / Bivibranchiafowleri / 18
Phractocephalushemioliopterus / 4 / Myleussetiger / 18
Poptellacompressa / 4 / Zungarozungaro / 18
Serrasalmusrhombeus / 4 / Leporinusunitaeniatus / 17
Tenellusleporhinus / 4 / Cyphocharaxspiluropsis / 16
Acestrorhynchusfalcirostris / 3 / Biotodomacupido / 15
Auchenipterusnuchalis / 3 / Roeboexodonguyanensis / 14
Baryancistrusniveatus / 3 / Crenicichla cf. labrina / 13
Bunocephalus cf. coracoideus / 3 / Knodus cf. heteresthes / 13
Caquetaiaspectabilis / 3 / Lycengraulisbatesii / 13
Cyphocharaxgouldingi / 3 / Hemisorubimplatyrhynchos / 12
Cyphocharaxspiluropsis / 3 / Hypostomus cf. cochliodon / 12
Hypostomus cf. cochliodon / 3 / Iguanodectesspilurus / 12
Hypostomusfaveolus / 3 / Lycengraulisgrossidens / 12
Leporinusparae / 3 / Characidiumzebra / 11
Serrasalmuseigenmanni / 3 / Colomesusasellus / 10
Sorubimlima / 3 / Farlowellahenriquei / 10
Sturisomarostratum / 3 / Osteoglossumbicirrhosum / 10
Acestrocephalusstigmatus / 2 / Oxydorasniger / 10
Aequidens cf. tetramerus / 2 / Serrapinnuskriegi / 10
Aphyocharacidium sp. 2 / 2 / Argonectesroberts / 9
Cichlapiquiti / 2 / Galeocharaxgulo / 9
Crenicichlastrigata / 2 / Hemiodus cf. microlepis / 9
Cyphocharax sp. / 2 / Hypselecaratemporalis / 9
Gymnotichthyscf. hildae / 2 / Panaquenigrolineatus / 9
Gymnotus cf. carapo / 2 / Paracanthopoma cf. parva / 9
Hypostomusdelimai / 2 / Auchenipterusosteomystax / 8
Hypostomusericae / 2 / Cichlakelberi / 8
Iguanodectesspilurus / 2 / Leporinusdesmotes / 8
Leporellusvittatus / 2 / Pimelodus sp. / 8
Potamotrygon henlei / 2 / Sternarchorhynchusmormyrus / 8
Potamotrygonorbignyi / 2 / Caquetaiaspectabilis / 7
Prochilodusnigricans / 2 / Curimatavittata / 7
Rhinodorasboehlkei / 2 / Phractocephalushemioliopterus / 7
Anchoviellajamesi / 1 / Pseudacanthicuscf. leopardus / 7
Anodusorinocensis / 1 / Acestrorhynchusfalcatus / 6
Brycongouldingi / 1 / Aphyocharacidium sp. 4 / 6
Cetopsiscandiru / 1 / Corydoras cf. xinguensis / 6
Characidiumzebra / 1 / Crenicichla cf. urosema / 6
Colossomamacropomum / 1 / Cyphocharaxgouldingi / 6
Crenicichla cf. urosema / 1 / Parancistrus sp. / 6
Crenicichlajegui / 1 / Potamotrygon henlei / 6
Crenicichla sp. / 1 / Corydorascf. trilineatus / 5
Curimatainornata / 1 / Cynodongibbus / 5
Curimatavittata / 1 / Hypostomuspyrineusi / 5
Hemiodus cf. microlepis / 1 / Leporinustigrinus / 5
Hemisorubimplatyrhynchos / 1 / Megalodorasuranoscopus / 5
Herosefasciatus / 1 / Moenkhausia cf. collettii / 5
Hypselecaratemporalis / 1 / Potamotrygonorbignyi / 5
Jupiaba cf. acanthogaster / 1 / Serrasalmuseigenmanni / 5
Leporinusdesmotes / 1 / Triportheusauritus / 5
Megalodorasuranoscopus / 1 / Centromochlusschultzi / 4
Moenkhausiatergimacula / 1 / Mesonautaacora / 4
Mylesinuspaucisquamatus / 1 / Platydorascostatus / 4
Myleus sp. / 1 / Rhamphichthysrostratus / 4
Myleustorquatus / 1 / Spatuloricaria sp. / 4
Osteoglossumbicirrhosum / 1 / Aequidens cf. tetramerus / 3
Pachypopsfourcroi / 1 / Crenicichlastrigata / 3
Panaquenigrolineatus / 1 / Eigenmanniatrilineata / 3
Pellonaflavipinnis / 1 / Hydrolycustatauaia / 3
Platydorascostatus / 1 / Hyporhamphusbrederi / 3
Pseudoplatystomafasciatum / 1 / Hypostomusericae / 3
Pseudoplatystomareticulatum / 1 / Jupiaba cf. acanthogaster / 3
Retroculuslapidifer / 1 / Jupiabazonata / 3
Scobinancistruspariolispos / 1 / Leporellusvittatus / 3
Serrasalmus cf. gibbus / 1 / Leporinus sp. / 3
Serrasalmusmarginatus / 1 / Moenkhausia cf. jamesi / 3
Serrasalmus sp. / 1 / Psectrogasteramazonica / 3
Spatuloricaria sp. / 1 / Pseudoplatystomareticulatum / 3
Sternarchorhynchusmormyrus / 1 / Sorubimlima / 3
Trigonectesrubromarginatus / 1 / Acestrocephalusstigmatus / 2
Acestrorhynchusfalcatus / 0 / Aphyocharacidium sp. 3 / 2
Acestrorhynchusmicrolepis / 0 / Bunocephalus cf. coracoideus / 2
Acnodonnormani / 0 / Charaxgibbosus / 2
Ancistrus sp. / 0 / Cyphocharaxnotatus / 2
Aphanotorulusemarginatus / 0 / Hopliascurupira / 2
Aphyocharacidium sp. 3 / 0 / Hyphessobrycon eques / 2
Aphyocharacidium sp. 4 / 0 / Moenkhausia cf. megalops / 2
Aphyocharacidium sp. 5 / 0 / Mylesinuspaucisquamatus / 2
Argonectes sp. / 0 / Parotocinclus sp. / 2
Astronotusocellatus / 0 / Piaractusbrachypomus / 2
Baryancistrus sp. / 0 / Pterygoplichthysjoselimaianus / 2
Baryancistrus sp. 2 / 0 / Acnodonnormani / 1
Biotodomacupido / 0 / Anodusorinocensis / 1
Bivibranchiavelox / 0 / Aphyocharacidium sp. 5 / 1
Charaxgibbosus / 0 / Astronotusocellatus / 1
Cichlakelberi / 0 / Crenicichla cf. cyclostoma / 1
Corydorascf. trilineatus / 0 / Crenicichlajegui / 1
Corydoras cf. xinguensis / 0 / Curimatelladorsalis / 1
Crenicichla cf. cyclostoma / 0 / Electrophoruselectricus / 1
Crenicichla cf. labrina / 0 / Gymnotichthyscf. hildae / 1
Eigenmanniatrilineata / 0 / Herosefasciatus / 1
Electrophoruselectricus / 0 / Hypostomusdelimai / 1
Farlowellahenriquei / 0 / Hypostomus sp. / 1
Galeocharaxgulo / 0 / Leporinusparae / 1
Harttiapunctata / 0 / Moenkhausiaoligolepis / 1
Hemiodontichthysacipenserinus / 0 / Myleus sp. / 1
Hopliascurupira / 0 / Pimelodina cf. flavipinnis / 1
Hyphessobrycon eques / 0 / Platydorasarmatulus / 1
Hypoclinemusmentalis / 0 / Potamotrygonmotoro / 1
Hypostomus sp. / 0 / Propimelodus cf. eigenmanni / 1
Jupiabazonata / 0 / Pseudacanthicusspinosus / 1
Leporinustigrinus / 0 / Rhinodorasboehlkei / 1
Limatulichthysgriseus / 0 / Serrasalmus cf. gibbus / 1
Loricariichthysnudirostris / 0 / Serrasalmus sp. / 1
Lycengraulisgrossidens / 0 / Sorubimichthysplaniceps / 1
Metynnishypsauchen / 0 / Trachelyopterusceratophysu / 1
Moenkhausia cf. megalops / 0 / Acestrorhynchusfalcirostris / 0
Moenkhausiaoligolepis / 0 / Anchoviasurinamensis / 0
Moenkhausia sp. / 0 / Anchoviellaguianensis / 0
Myloplusrubripinnis / 0 / Anchoviellajamesi / 0
Parancistrusaurantiacus / 0 / Aphyocharacidium sp. 2 / 0
Parancistrus sp. / 0 / Astyanax cf. goyacensis / 0
Parotocinclus sp. / 0 / Brycongouldingi / 0
Piaractusbrachypomus / 0 / Cetopsiscandiru / 0
Pimelodina cf. flavipinnis / 0 / Colossomamacropomum / 0
Pimelodus sp. / 0 / Cyphocharax sp. / 0
Platydorasarmatulus / 0 / Gymnotus cf. carapo / 0
Potamotrygonmotoro / 0 / Hypophthalmus marginatus / 0
Propimelodus cf. eigenmanni / 0 / Moenkhausiatergimacula / 0
Pseudacanthicuscf. leopardus / 0 / Pellonacastelnaeana / 0
Pseudacanthicusspinosus / 0 / Pellonaflavipinnis / 0
Pterygoplichthysjoselimaianus / 0 / Pseudoplatystomafasciatum / 0
Rhamphichthysrostratus / 0 / Serrasalmusmarginatus / 0
Sorubimichthysplaniceps / 0 / Trachelyopterusgaleatus / 0
Trachelyopterusceratophysu / 0 / Trigonectesrubromarginatus / 0
Triportheusauritus / 0 / Vandelliacirrhosa / 0