Fish Physiology

Definition

Fish physiology refers to the study of the internal functions and structures of fish, including their respiratory, circulatory, digestive, and reproductive systems.

Related terms

Osmoregulation: The process by which fish regulate the balance of water and salts in their bodies.

Swim bladder: An internal gas-filled organ that helps fish control their buoyancy in water.

Gills: Respiratory organs in fish that extract oxygen from water.