Similar catfishes to Otocinclus flexilis

Species
Country
Origin
Length
(cm)
AQ
(cm)
T.
(°C)
Bree
ding
Otocinclus flexilis
Cope, 1894
 
Brazil, Uruguay
Laguna dos Patos-Einzug, rio Jacuí, rio Dos Sinos
(Rio Grande do Sul)
Otocinclus flexilis
8
60
20 - 25
unknown

similar:

Species
Country
Origin
Length
(cm)
AQ
(cm)
T.
(°C)
Bree
ding
Otocinclus arnoldi
Regan, 1909
 
Argentina, Uruguay
unterer río Uruguay, río Santa Lucia, unterer río Paraná, La Plata-Einzug
(Entre Rios, Buenoas Aires, Colonia, Soriano)
Otocinclus arnoldi vom Rio Santa Lucia
6
60
18 - 24
Amazonas Jan-Feb/2015
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Many thanks to
for the pictures
F. Corrêa, E.F. de Oliveira, T. Tuchtenhagen, J. Pouey & S. Piedras (CC BY 4.0)
1
H. P. Risch
2
Please help with your pictures and information to complete the database: database(at)welsfans.de