Bass. There are three large main spines, in the edge of the front gill cover bone has a fine serrated, the back gill cover bone has a spine, other meaty ground basically very few thorns, small thorns are also basically no, perch pincer fish spines less. Perch often steamed to eat, its meat white and tender, fine spines less, no fishy flavor, taste extremely fresh, rich in protein and vitamins, can be used as medicine, is an extremely valuable tonic.