This one tree hill foto contains
arenque atlántico, clupea harengus harengus, arenques atlánticos, marlín, pez espada, spearfish, arenque, clupea harangus, and arenque clupea harangus.
There might also be
sardina, sardinops caerulea, sardina pacífica, sardina del pacífico sardinops caerulea, barrilete, atún listado, euthynnus pelamis, skipja, barrilete euthynnus pelamis, and eperlano.