Brown Trout inhabits many rivers of the European part of Russia. Usually it is found in those water bodies, where saltwater and lake trout species may get. It feeds on small crustaceans, insects, tadpoles and fish fry. Brown trout is characterized by its bright color. Its back is black, its belly is light with golden tinge. On its sides and fins, there are black, orange and red spots with light rims. The color and its intensity depends on the color of the water and the soil. The usual weight of an adult fish is from 300 to 500 g, but there are specimens weighing up to 1 or 2 kg.