The definition of an island is provided in Article 121(1) of the LOSC:
An island is a naturally-formed area of land, surrounded by water, which is above water at high tide. This provision, which follows Article 10(1) of the TSC, contains four criteria that call for comment.. the meaning and role of ISLANDS baseline situation and its difference with rocks and reefs on the on the law of the sea and LOSC, Article 121 of the LOSC, Article 121(2) of the LOSC, baseline, continental shelf, Definition of an Island, EEZ, Greenland/Jan Mayen case, Hvalrossbukta, ISLANDS, Jan Mayen, Judges Bedjaoui, low water line, Nicaragua/Colombia case, Okinotorishima, Qatar/Bahrain case, Qit’at Jaradah, reefs, rocks, South China Sea Arbitration, UNCLOS I, UNCLOS III, Walrus Bay