Videos:
- Theraps irregularis, Group in the current, [00:01:32]
Theraps irregularis group in the current of Chocolhaito River, Usumacinta drainage [Mexico], a female with fry can be seen in the current.
- Paraneetroplus bulleri, Jungtier in der Strömung, [00:01:07]
Paraneetroplus bulleri, Jungtier in der Strömung des Rio Grande, Gewässersystem Coatzacoalcos [Oaxaca].