Malawi
none (landlocked)

Malaysia
territorial sea: 12 nm
exclusive economic zone: 200 nm
continental shelf: 200-m depth or to the depth of exploitation;
specified boundary in the South China Sea

Maldives
measured from claimed archipelagic straight baselines
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive economic zone: 200 nm

Mali
none (landlocked)

Malta
territorial sea: 12 nm
contiguous zone: 24 nm
continental shelf: 200-m depth or to the depth of exploitation
exclusive fishing zone: 25 nm

Man, Isle of territorial sea: 12 nm exclusive fishing zone: 12 nm

Marshall Islands territorial sea: 12 nm contiguous zone: 24 nm exclusive economic zone: 200 nm

Martinique territorial sea: 12 nm exclusive economic zone: 200 nm

Mauritania
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive economic zone: 200 nm
continental shelf: 200 nm or to the edge of the continental margin

Mauritius
territorial sea: 12 nm
exclusive economic zone: 200 nm
continental shelf: 200 nm or to the edge of the continental margin