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Maritime Boundary Irish Territorial Sea

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This dataset defines the Irish territorial sea, the belt of coastal waters extending up to 12 nautical miles from the baseline (generally the mean low-water mark) around the coast of Ireland, as established under the 1982 United Nations Convention on the Law of the Sea. It is published and maintained by the Marine Institute and provides the boundary within which the state exercises sovereignty over waters, seabed, and airspace, subject to rights of innocent passage for foreign vessels. The data supports maritime spatial planning, legal delimitation, and marine resource management applications.Territorial waters or a territorial sea, as defined by the 1982 United Nations Convention on the Law of the Sea,[1] is a belt of coastal waters extending at most 12 nautical miles (22.2 km; 13.8 mi) from the baseline (usually the mean low-water mark) of a coastal state. The territorial sea is reg...