Mytilus coruscus

Mytilus coruscus, common name the Korean mussel or the hard-shelled mussel, is a species of mussel, a marine bivalve mollusc in the family Mytilidae. This species is heavily exploited as a food item via mariculture in Korea and in China.

This species inhabits the coasts of the subtropical western Pacific Ocean. It is found in the Yellow Sea and the Sea of Japan, as far north as the Peter the Great Gulf. This mussel generally inhabits the upper part of the sublittoral zone.M. coruscus has also been found on debris near Vancouver Island, suspected to be from the 2011 Tōhoku tsunami.