anadromy
1anadromy — noun The migration of fish, from salt water to fresh water, as adults Thats the advantage of anadromy (a sea run life history): The ocean years allow fast growth …
2Fish migration — Many species of salmon are anadromous and migrate long distances up rivers and streams to spawn. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over distances ranging from a few metres… …
3Oncorhynchus mykiss —   Trucha arcoíris …
