The histopathology induced by Nematobothrium scombri (Trematoda) in Scomber japonicus and of larval anisakid nematodes in Pagrus pagrus is described. Nematodes larvae occurred within the liver capsule and N. scombri occurred within nodules in the opercula. The fishes were collected off the coast of Rio de Janeiro State.
histopathology of marine fishes; Scomber japonicus; Nematobothrium scombri; anisakid; nematode; Pagrus pagrus