beach buoy control international larbord lifebuoy nautical old orientation port side red regulation seafaring seaside sign stroke side surface marker buoy boat boats fishing Nyberg ocean reflection rescue sea stern water desert float lifeguard Maspalomas pebbles safety sand Spain sundland Automotive tire gas lifebelt metal Personal protective equipment rope ship wire wood advice advising communicating communication cruise-liner cruise-ship decks emergencies emergency huge-ocean-going-vessel indicator information informing journey location message signage survival vessel wording words assist assistance buoyancy circle circular flotation device help kisby ring life preserver life saving buoy lifering lifesaver perry buoy red and white rescue aid rescue device ring buoy safety device security alert announcement be-careful beware black care caution danger flotation-device kisby-ring lettering life-preserver life-saving-buoy no-lifeguard perry-buoy personal-protective-equipment pool rescue-aid rescue-device ring-buoy risk risks risky safety-device swim swimming swimming-pool warning warning-sign white Lifbuoy life lifeline rescuer safe save saver secure