Salmon () is the common name for several commercially important species of euryhaline ray-finned fish from the family salmonidae, which are native to tributaries of the north atlantic (genus salmo) and north pacific (genus oncorhynchus) basin. other closely related fish in the same family include trout, char, grayling, whitefish, lenok and taimen. salmon are typically anadromous: they hatch in the gravel beds of shallow fresh water streams, migrate to the ocean as adults and live like sea fish, then return to fresh water to reproduce. however, populations of several species are restricted to fresh water throughout their lives. folklore has it that the fish return to the exact spot where t...

Source: Wikipedia