The 2001 CIA World Factbook

by United States. Central Intelligence Agency

Nigeria:
continental shelf: 200-m depth or to the depth of
exploitation

exclusive economic zone: 200 NM

territorial sea: 12 NM

Niue: exclusive economic zone: 200 NM

territorial sea: 12 NM

Norfolk Island: exclusive fishing zone: 200 NM

territorial sea: 3 NM

Northern Mariana Islands: exclusive economic zone: 200 NM

territorial sea: 12 NM

Norway: contiguous zone: 10 NM