A look at the Oceans and Seas and related issues and terms. Keywords: Pelagic zone; Euphotic zone; Sunlight Zone; Neritic Zone; Continental shelf; Inter-tidal zone; Tidal range; foreshore; seashore; coastal region; Exclusive Economic zone; UN Convention of the Law of the Seas; Territorial waters; International waters; high seas; Marine Protected Area (MPA); deep sea mining; […]