Fish migration

Many species of salmon are anadromous and migrate long distances up rivers and streams to spawn

Ocean migration of Atlantic salmon from Connecticut River[1]

The high seas, highlighted in blue, are the seas which are outside the 200 mile exclusive economic zones

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 to thousands of kilometres. Fish usually migrate to feed or to reproduce, but in other cases the reasons are unclear.

单词	Anadromous Fish
释义	Anadromous Fish 英语百科 Fish migration 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 to thousands of kilometres. Fish usually migrate to feed or to reproduce, but in other cases the reasons are unclear.
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Anadromous Fish

Fish migration