/siluriformes/amblycipitidae/liobagrus/somjinensis/2.jpg "Liobagrus somjinensis")
Liobagrus somjinensis
Female
New image/siluriformes/amblycipitidae/liobagrus/somjinensis/1.jpg "Liobagrus somjinensis")
L. somjinensis
Male.
New species Nov 20/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/8.jpg "Ancistrus sp. `RIO FORMOSO II`")
Ancistrus sp. `RIO FORMOSO II`
Rio Formoso in Mato Grosso do Sul, Brazil
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/5.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
Updated image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/1.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
6 cm specimen
Updated image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/6.jpg "Hypostomus sp. `RIO FORMOSO`")
Hypostomus sp. `RIO FORMOSO`
Head of Hypostomus sp. Rio Formoso
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/7.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Rio da Prata, Mato Grosso do Sul, Brazil
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/5.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Rasp marks from Hypostomus sp. Rio Formoso
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/4.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Feces from Hypostomus sp. Rio Formoso
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/3.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Rio da Prata, Mato Grosso do Sul, Brazil
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/2.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Rio Formoso in Mato Grosso do Sul, Brazil
New image/siluriformes/loricariidae/hypostomus/sp`rio_formoso`/1.jpg "Hypostomus sp. `RIO FORMOSO`")
H. sp. `RIO FORMOSO`
Rio Formoso in Mato Grosso do Sul, Brazil
New species Nov 19/siluriformes/auchenipteridae/trachelyopterus/galeatus/21.jpg "Trachelyopterus galeatus")
Trachelyopterus galeatus
Habitat in Rio Formoso in Mato Grosso do Sul
New image/siluriformes/auchenipteridae/trachelyopterus/galeatus/20.jpg "Trachelyopterus galeatus")
T. galeatus
Rio Formoso in Mato Grosso do Sul, Brazil
New image/siluriformes/auchenipteridae/ageneiosus/cf_magoi/2.jpg "Ageneiosus cf. magoi")
Ageneiosus cf. magoi
Adult
New image/siluriformes/auchenipteridae/ageneiosus/cf_magoi/1.jpg "Ageneiosus cf. magoi")
A. cf. magoi
Sub-adult
New species Nov 17/siluriformes/auchenipteridae/ageneiosus/vittatus/1.jpg "Ageneiosus vittatus")
A. vittatus
New species Nov 15/siluriformes/loricariidae/farlowella/paraguayensis/6.jpg "Farlowella paraguayensis")
Farlowella paraguayensis
Habitat: Rio Formoso, Mato Grosso do Sul
Updated image/siluriformes/loricariidae/farlowella/paraguayensis/5.jpg "Farlowella paraguayensis")
F. paraguayensis
On a Gopro camera in Rio Formoso, Mato Grosso do Sul
Updated image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/7.jpg "Ancistrus sp. `RIO FORMOSO II`")
Ancistrus sp. `RIO FORMOSO II`
Female in stress colors
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/6.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
2-3 cm specimen
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/4.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
Head of male in Rio Formoso
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/3.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
Adult male in Rio Formoso, Mato Grosso do Sul
New image/siluriformes/loricariidae/loricaria/luciae/13.jpg "Loricaria luciae")
Loricaria luciae
Adult hiding in Rio da Prata, Mato Grosso do Sul
New image/siluriformes/loricariidae/loricaria/luciae/12.jpg "Loricaria luciae")
L. luciae
Adult 29 cm in Rio da Prata, Mato Grosso do Sul
New image/siluriformes/loricariidae/hypostomus/basilisko/4.jpg "Hypostomus basilisko")
Hypostomus basilisko
Rio da Prata, Mato Grosso do Sul
New image/siluriformes/loricariidae/hypostomus/basilisko/3.jpg "Hypostomus basilisko")
H. basilisko
Rio Formoso, Mato Grosso do Sul
New image/siluriformes/loricariidae/ancistrus/sp(l352)/1.jpg "Ancistrus sp. (L352)")
Ancistrus sp. (L352)
New species Nov 12/siluriformes/loricariidae/hypostomus/ericae/3.jpg "Hypostomus ericae")
Hypostomus ericae
Holotype, ventral view
New image/siluriformes/loricariidae/hypostomus/ericae/2.jpg "Hypostomus ericae")
H. ericae
Holotype, dorsal view
New image/siluriformes/loricariidae/hypostomus/ericae/1.jpg "Hypostomus ericae")
H. ericae
Holotype
New species Nov 11/siluriformes/loricariidae/otocinclus/bororo/4.jpg "Otocinclus bororo")
Otocinclus bororo
Adults from Rio Formoso, Mato Grosso Do Sul
New image/siluriformes/callichthyidae/corydoras(ln8sc4)/sp(c141)/19.jpg "Corydoras(ln8sc4) sp. (C141)")
Corydoras(ln8sc4) sp. (C141)
New image/siluriformes/trichomycteridae/pareiodon/microps/9.jpg "Pareiodon microps")
Pareiodon microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/1.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/4.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/3.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/2.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/10.jpg "Pareiodon microps")
P. microps
Close-up of head
Updated image/siluriformes/trichomycteridae/pareiodon/microps/5.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/6.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/7.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/trichomycteridae/pareiodon/microps/8.jpg "Pareiodon microps")
P. microps
Updated image/siluriformes/sisoridae/exostoma/tenuicaudatum/5.jpg "Exostoma tenuicaudatum")
Exostoma tenuicaudatum
New image/siluriformes/sisoridae/exostoma/tenuicaudatum/4.jpg "Exostoma tenuicaudatum")
E. tenuicaudatum
Close-up of mouth
New image/siluriformes/sisoridae/exostoma/tenuicaudatum/3.jpg "Exostoma tenuicaudatum")
E. tenuicaudatum
Ventral view
New image/siluriformes/sisoridae/exostoma/tenuicaudatum/2.jpg "Exostoma tenuicaudatum")
E. tenuicaudatum
Dorsal view
New image/siluriformes/sisoridae/exostoma/tenuicaudatum/1.jpg "Exostoma tenuicaudatum")
E. tenuicaudatum
New species Nov 08/siluriformes/loricariidae/ancistrus/malacops/3.jpg "Ancistrus malacops")
Ancistrus malacops
Ventral view
New image/siluriformes/loricariidae/ancistrus/malacops/2.jpg "Ancistrus malacops")
A. malacops
Dorsal view
New image/siluriformes/loricariidae/ancistrus/malacops/1.jpg "Ancistrus malacops")
A. malacops
New species Nov 08/siluriformes/loricariidae/ancistrus/clementinae/3.jpg "Ancistrus clementinae")
A. clementinae
Ventral view
New image/siluriformes/loricariidae/ancistrus/clementinae/2.jpg "Ancistrus clementinae")
A. clementinae
Dorsal view
New image/siluriformes/loricariidae/ancistrus/clementinae/1.jpg "Ancistrus clementinae")
A. clementinae
New species Nov 08/siluriformes/loricariidae/ancistrus/alga/3.jpg "Ancistrus alga")
A. alga
Ventral view
New image/siluriformes/loricariidae/ancistrus/alga/2.jpg "Ancistrus alga")
A. alga
New image/siluriformes/loricariidae/ancistrus/alga/1.jpg "Ancistrus alga")
A. alga
New species Nov 08/siluriformes/loricariidae/ancistrus/shuar/2.jpg "Ancistrus shuar")
A. shuar
New image/siluriformes/loricariidae/ancistrus/shuar/1.jpg "Ancistrus shuar")
A. shuar
New species Nov 07/siluriformes/loricariidae/ancistrus/shuar/3.jpg "Ancistrus shuar")
A. shuar
Dorsal view
New image/siluriformes/loricariidae/ancistrus/shuar/4.jpg "Ancistrus shuar")
A. shuar
Ventral view
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso_ii`/2.jpg "Ancistrus sp. `RIO FORMOSO II`")
A. sp. `RIO FORMOSO II`
New image/siluriformes/ariidae/netuma/patriciae/3.jpg "Netuma patriciae")
Netuma patriciae
(b)-(d): N. patriciae, N. thalassina, N. bilineata
New image/siluriformes/ariidae/netuma/patriciae/2.jpg "Netuma patriciae")
N. patriciae
Paratype
New image/siluriformes/ariidae/netuma/patriciae/1.jpg "Netuma patriciae")
N. patriciae
Holotype
New species Nov 06/siluriformes/aspredinidae/pseudobunocephalus/timbira/1.jpg "Pseudobunocephalus timbira")
Pseudobunocephalus timbira
Holotype
New species Nov 05/siluriformes/aspredinidae/pseudobunocephalus/timbira/3.jpg "Pseudobunocephalus timbira")
P. timbira
Holotype, ventral view
New image/siluriformes/aspredinidae/pseudobunocephalus/timbira/2.jpg "Pseudobunocephalus timbira")
P. timbira
Holotype, dorsal view
New image/siluriformes/loricariidae/ancistrus/sp`rio_formoso`/1.jpg "Ancistrus sp. `RIO FORMOSO`")
Ancistrus sp. `RIO FORMOSO`
New species Nov 05/acipenseriformes/polyodontidae/polyodon/spathula/3.jpg "Polyodon spathula")
Polyodon spathula
New image/acipenseriformes/polyodontidae/polyodon/spathula/1.jpg "Polyodon spathula")
P. spathula
New species Nov 05
P. spathula
Video
Updated image/perciformes/centrarchidae/lepomis/punctatus/3.jpg "Lepomis punctatus")
Lepomis punctatus
New image/perciformes/centrarchidae/lepomis/punctatus/2.jpg "Lepomis punctatus")
L. punctatus
New image/perciformes/centrarchidae/lepomis/punctatus/1.jpg "Lepomis punctatus")
L. punctatus
New species Nov 05/perciformes/cichlidae/vieja/maculicauda/1.jpg "Vieja maculicauda")
Vieja maculicauda
New species Nov 05/siluriformes/callichthyidae/corydoras(ln9)/sp(c091)/1.jpg "Corydoras(ln9) sp. (C091)")
Corydoras(ln9) sp. (C091)
Updated image/siluriformes/callichthyidae/corydoras(ln9)/sp(c091)/5.jpg "Corydoras(ln9) sp. (C091)")
C. sp. (C091)
Shoal
Updated image/siluriformes/loricariidae/farlowella/vittata/40.jpg "Farlowella vittata")
Farlowella vittata
New image/siluriformes/loricariidae/parotocinclus/adamanteus/2.jpg "Parotocinclus adamanteus")
Parotocinclus adamanteus
Ventral view
New image/siluriformes/loricariidae/parotocinclus/adamanteus/3.jpg "Parotocinclus adamanteus")
P. adamanteus
Dorsal view
New image/siluriformes/loricariidae/parotocinclus/adamanteus/1.jpg "Parotocinclus adamanteus")
P. adamanteus
New species Nov 05/siluriformes/loricariidae/ancistrus/sp(4)/20.jpg "Ancistrus sp. (4)")
Ancistrus sp. (4)
New image/siluriformes/loricariidae/peckoltia/furcata/12.jpg "Peckoltia furcata")
Peckoltia furcata
New image/siluriformes/loricariidae/hypostomus/sp(l346)/11.jpg "Hypostomus sp. (L346)")
Hypostomus sp. (L346)
New image/siluriformes/callichthyidae/corydoras(ln9)/brevirostris/11.jpg "Corydoras(ln9) brevirostris")
Corydoras(ln9) brevirostris
New image/siluriformes/callichthyidae/corydoras(ln9)/brevirostris/8.jpg "Corydoras(ln9) brevirostris")
C. brevirostris
New image/siluriformes/callichthyidae/corydoras(ln9)/brevirostris/1.jpg "Corydoras(ln9) brevirostris")
C. brevirostris
Updated image/siluriformes/callichthyidae/corydoras(ln8sc4)/sp(cw013)/1.jpg "Corydoras(ln8sc4) sp. (Cw013)")
Corydoras(ln8sc4) sp. (Cw013)
New species Nov 05/siluriformes/loricariidae/otocinclus/bororo/3.jpg "Otocinclus bororo")
Otocinclus bororo
Adult from Rio Formoso, Mato Grosso Do Sul
New image/siluriformes/loricariidae/otocinclus/bororo/2.jpg "Otocinclus bororo")
O. bororo
Adults from Rio Formoso, Mato Grosso Do Sul
New image/siluriformes/loricariidae/hypostomus/albopunctatus/7.jpg "Hypostomus albopunctatus")
Hypostomus albopunctatus
Adult from Iguazu falls
New image/siluriformes/callichthyidae/corydoras(ln8sc4)/virginiae/13.jpg "Corydoras(ln8sc4) virginiae")
Corydoras(ln8sc4) virginiae
Updated image/siluriformes/callichthyidae/corydoras(ln8sc4)/virginiae/3.jpg "Corydoras(ln8sc4) virginiae")
C. virginiae
New image/siluriformes/callichthyidae/corydoras(ln8sc4)/virginiae/12.jpg "Corydoras(ln8sc4) virginiae")
C. virginiae
New image/siluriformes/callichthyidae/corydoras(ln8sc4)/virginiae/10.jpg "Corydoras(ln8sc4) virginiae")
C. virginiae
Updated image/myliobatiformes/potamotrygonidae/potamotrygon/tigrina/1.jpg "Potamotrygon tigrina")
Potamotrygon tigrina
Dorsal view
New species Nov 04/siluriformes/loricariidae/chaetostoma/sovichthys/1.jpg "Chaetostoma sovichthys")
Chaetostoma sovichthys
Catutumbo basin
New species Nov 03/siluriformes/loricariidae/chaetostoma/sovichthys/2.jpg "Chaetostoma sovichthys")
C. sovichthys
Dorsal view. Catutumbo basin
New image
Ancistrus sp. (L255)
New image/siluriformes/loricariidae/ancistrus/sp(l255)/14.jpg "Ancistrus sp. (L255)")
A. sp. (L255)
Adult male
New image/siluriformes/pimelodidae/leiarius/pictus/10.jpg "Leiarius pictus")
Leiarius pictus
Close-up of head
Updated image/esociformes/esocidae/esox/americanus/3.jpg "Esox americanus")
Esox americanus
New image/esociformes/esocidae/esox/americanus/2.jpg "Esox americanus")
E. americanus
New image/esociformes/esocidae/esox/americanus/1.jpg "Esox americanus")
E. americanus
New species Oct 31/esociformes/esocidae/esox/americanus/4.jpg "Esox americanus")
E. americanus
New image/osteoglossiformes/arapaimidae/arapaima/gigas/2.jpg "Arapaima gigas")
Arapaima gigas
New image/osteoglossiformes/arapaimidae/arapaima/gigas/1.jpg "Arapaima gigas")
A. gigas
New species Oct 31/siluriformes/plotosidae/plotosus/lineatus/11.jpg "Plotosus lineatus")
Plotosus lineatus
New image/siluriformes/callichthyidae/corydoras(ln8sc4)/ephippifer/17.jpg "Corydoras(ln8sc4) ephippifer")
Corydoras(ln8sc4) ephippifer
New image/siluriformes/loricariidae/limatulichthys/griseus/11.jpg "Limatulichthys griseus")
Limatulichthys griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/10.jpg "Limatulichthys griseus")
L. griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/9.jpg "Limatulichthys griseus")
L. griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/7.jpg "Limatulichthys griseus")
L. griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/6.jpg "Limatulichthys griseus")
L. griseus
Ventral view
New image/siluriformes/loricariidae/limatulichthys/griseus/8.jpg "Limatulichthys griseus")
L. griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/5.jpg "Limatulichthys griseus")
L. griseus
New image/siluriformes/loricariidae/limatulichthys/griseus/4.jpg "Limatulichthys griseus")
L. griseus
Dorsal view
New image/siluriformes/loricariidae/hypostomus/latifrons/20.jpg "Hypostomus latifrons")
Hypostomus latifrons
New image/siluriformes/callichthyidae/corydoras(ln9)/granti/19.jpg "Corydoras(ln9) granti")
Corydoras(ln9) granti
New image/siluriformes/loricariidae/rineloricaria/sp`amazonia`/10.jpg "Rineloricaria sp. `AMAZONIA`")
Rineloricaria sp. `AMAZONIA`
Male, collected from the Comt?? River
Updated image/siluriformes/loricariidae/rineloricaria/sp`amazonia`/6.jpg "Rineloricaria sp. `AMAZONIA`")
R. sp. `AMAZONIA`
Rio Acarí, Madeira system
Updated image/siluriformes/callichthyidae/corydoras(ln8sc4)/delphax/11.jpg "Corydoras(ln8sc4) delphax")
Corydoras(ln8sc4) delphax
Male, left. Female, right.
New image/cypriniformes/cyprinidae/enteromius/fasciolatus/1.jpg "Enteromius fasciolatus")
Enteromius fasciolatus
Updated image/siluriformes/loricariidae/farlowella/vittata/38.jpg "Farlowella vittata")
Farlowella vittata
New image/siluriformes/loricariidae/farlowella/vittata/39.jpg "Farlowella vittata")
F. vittata
New image/siluriformes/loricariidae/ancistrus/maximus/1.jpg "Ancistrus maximus")
Ancistrus maximus
New species Oct 26/siluriformes/pseudopimelodidae/rhyacoglanis/pulcher/4.jpg "Rhyacoglanis pulcher")
Rhyacoglanis pulcher
New image
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