Some Aquaria Suitable for Loricarids

River Otters eat them.

...and Crododilians

Astroblepidae Callichthyidae Callichthyinae Corydoradinae Loricariidae L Delturinae Hypoptopomatinae Hypostominae Lithogeneinae Loricariinae Neoplecostominae Otothyrinae sp Rio Paraguay

Nematogenyidae Nematogenys Scoloplacidae