The Cutthroat Trout is a species of freshwater fish native to North America. It is easily recognized by its distinctive red or orange slash marks beneath its jaw. These fish inhabit cold, clear streams, rivers, and lakes, primarily in the western United States and Canada. They thrive in diverse environments, from mountain streams to larger river systems. Cutthroat Trout are known for their adaptability and can vary in size and color depending on their habitat. They primarily feed on insects, small fish, and crustaceans. This species plays a crucial role in the ecosystem, serving as both predator and prey in aquatic food webs.