Rocio octofasciata juveniles disturbing substrate in search for food in Cenote Escondido, Quintana Roo, Mexico.
Rheoheros lentiginosus feeding at Nututum, Rio Chacamax in the Usumacinta system, Chiapas, México. When looking for invertebrates to eat, Rheoheros lentiginosus turns around rocks in the gravelly bottom of the current using his pointed snout, with the hope to uncover little aquatic invertebrates.
Herichthys steindachneri patrolling in search for prey in the rocky areas of Rio Tamasopo, Gallinas river in the Panuco river system in Mexico, San Luis Potosi.