Osmerus

Osmerus is a genus of smelt.

Species
There are currently four recognized species in this genus:
 * Osmerus eperlanus (Linnaeus, 1758) (European smelt)
 * Osmerus mordax (Mitchill, 1814)
 * Osmerus mordax dentex Steindachner & Kner, 1870 (Arctic rainbow smelt)
 * Osmerus mordax mordax (Mitchill, 1814) (Rainbow smelt)
 * Osmerus spectrum Cope, 1870
 * Osmerus dentex (Steindachner & Kner, 1870) (Pacific rainbow smelt)