Diversity of Intertidal Benthic Invertebrate of Dokdo and Ulleung-do Island from Korea

In order to conduct a study on diversity of benthic invertebrate in the intertidal zone of Ulleung-do (Ullengdo Island) and Dokdo, this study investigated the diversity of benthic invertebrate on harbor rocks of Ulleung-do (Jeodong Harbor), Tonggumi Mongdol Coast, Geobuk Bawi and rocks in Dokdo docks for twice in June and September. As a result, it was shown that total 26 species including 3 species of Cnidaria, 14 species of Mollusks, 6 species of Arthropod and 3 species of Echinoderm live in rocks of Dokdo docks, and as for Ulleung-do, it was shown that 24 species live on rocks of Tonggumi Mongdol Coast, 13 species in Geobuk Bawi and 2 species in Jeodong Harbor.