Lateral Line - Sensory organ, senses vibrations in the water, Dorsal Fin - Stabilize the fish against rolling, Backbone - Supports fish’s muscles and gives fish its shape, Brain - Very Small, but largely devoted to smell, Gills - Respiratory organ, absorbs oxygen from water, Swim Bladder - Helps the fish float in one place, or change depths, Operculum - Protects gills, Scales - Protects fish from infection , Caudal Fin - Used for propulsion, Adipose Fin - Unique to trout and salmon use of fin unkown, Ectothermic - body temperature based on temp of environment, Pelvic Fin - Assists fish with turning sharply, Endothermic - body temperature determined by metabolism of body,

Fish Anatomy

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