Saccharina is a genus of 24 species of Phaeophyceae (brown algae). It is found in the north Atlantic Ocean and the northern Pacific Ocean at depths from 8 m to 30 m (exceptionally to 120 m in the warmer waters of the Mediterranean Sea and off Brazil). The commercially important species Saccharina japonica (Laminaria japonica) is cultivated as kombu, a popular food in Japan. The following is a list of the 24 species of Saccharina: