This buscando a nemo screencap contains
arenque atlántico, clupea harengus harengus, arenques atlánticos, sardina, sardinops caerulea, sardina pacífica, and sardina del pacífico sardinops caerulea.
There might also be
arenque, clupea harangus, arenque clupea harangus, tetra, maestro de escuela, apodus lutjanus, lutjanus apodus, and maestro.