Ключевые слова: beacon, blue water, boundary marker, contrast, distance, expanse, floating, floating device, isolated, marine, marine ecosystem, marine equipment, marine species, marine technology, maritime, maritime boundary, maritime industry, maritime regulations, maritime standards, marker, middle, navigation, navigational aid, ocean, ocean ecosystem, oceanic, offshore, open water, safety, safety equipment, sea, striking, surroundings, vast, visual, yellow buoy,