Trout pair on spawning

Description:

The trout pair on the spawning nest. The large fish behind is the sea trout female came from the Baltic Sea. It may be easily understood by the absence of red dots on her body. The small fish in front is the male. He has red dots in coloration, and this allows to identify him as the local brown trout its the sedentary form of this species living in fresh water all its life. The most of trout males are small and sedentary, and already at 2 years old they are ready to spawn both with sea trout and brown trout.