whalers and sealers in the adjacent waters. Fin whales were also commonly observed historically, and other cetaceans such as minke whales and dolphins may appear around the island. Japanese sea lions, now extinct, once bred on the island. See also List of volcanoes in Korea Lee Kyu-Won People Power Party (South Korea) References External links Ulleung County government Ulleung.go.kr: Tourist Information (in English) Ulleungdo, Dokdo islands to be preserved as National Park Islands of North Gyeongsang Province Islands of the Sea of Japan Volcanoes of South Korea Holocene stratovolcanoes Inactive volcanoes VEI-6 volcanoes Calderas of Asia Ulleung County