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, Young adult in the current, [00:01:07]
Paraneetroplus bulleri young adult in the current of Rio Grande, Coatzacoalcos drainage [Oaxaca].