Definition

Noun: * A species of smelt: Osmerus mordax is the scientific name for a specific type of small, silvery fish in the smelt family (Osmeridae). It is known for its sharp, prominent teeth and is an important food source.

Usage

• is commonly known as the rainbow smelt.
• This species is valued both commercially and recreationally.
• The entry of into the Great Lakes had a significant impact on the local ecosystem.

Examples

• Biologists are studying the spawning migration of .
• The diet of lake trout often includes .
• A key identifier for is the pronounced canine teeth on its tongue.

Advanced Usage

• In ecological studies, is often cited as an example of a non-native species that successfully established itself in the Laurentian Great Lakes.
• The scientific name is used in formal contexts like research papers, government reports, and taxonomic guides to avoid confusion with other smelt species.

Variants and Related Words

• Rainbow smelt: The common name for .
• Smelt: The general common name for fish in the family Osmeridae, which includes .
• Osmeridae: The biological family to which this species belongs.
• Osmerus: The genus name.

Synonyms

• Rainbow smelt
• American smelt
• Frostfish (a regional name)

Different Meanings

• The term refers exclusively to this specific biological species. It does not have other general meanings outside of scientific and fisheries contexts.

Noun

1. important marine and landlocked food fish of eastern North America and Alaska