the world > animals > fish > class Osteichthyes or Teleostomi > order Salmoniformes (salmon or trout) > family Salmonidae (salmon) > [verb (intransitive)] (3)
Subcategories:
— pass into smolt stage (of salmon) (1)
— feed on insects at surface (of trout) (1)
— stir the water (of trout) (1)