Spirinchus

Spirinchus is a genus of smelts (Osmeridae) from the North Pacific Ocean and adjacent streams.

Species
There are currently three recognized species in this genus:
 * Spirinchus lanceolatus (Hikita, 1913)
 * Spirinchus starksi (Fisk, 1913) (Night smelt)
 * Spirinchus thaleichthys (Ayres, 1860) (Longfin smelt)