Any one of numerous species of small silvery salmonoid fishes of the genus Osmerus and allied genera, which ascend rivers to spawn, and sometimes become landlocked in lakes
Any of the small, slender fishes of the family Osmeridæ, characterized by a large mouth, cycloid scales, a lateral line, an adipose fin, and no spines in the fins They eat crustaceans Represented in the North Country by the popular Rainbow Smelt (Osmerus mordax), a small, ocean fish introduced into the Great Lakes early in the last century and arriving in Superior by 1930 Their annual spawning run up the streams of the North Shore is a major event
small trout-like silvery marine or freshwater food fishes of cold northern waters small cold-water silvery fish; migrate between salt and fresh water extract (metals) by heating