Saudi Arabia
territorial sea: 12 nm
contiguous zone: 18 nm
continental shelf: not specified

Senegal
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

Serbia
none (landlocked)

Seychelles
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

Sierra Leone
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive economic zone: 200 nm
continental shelf: 200 nm

Singapore
territorial sea: 3 nm
exclusive fishing zone: within and beyond territorial sea, as
defined in treaties and practice

Slovakia
none (landlocked)

Slovenia
territorial sea: 12 nm

Solomon Islands measured from claimed archipelagic baselines territorial sea: 12 nm exclusive economic zone: 200 nm continental shelf: 200 nm

Somalia territorial sea: 200 nm