advice alert announcement assistance be-careful beware black buoyancy care caution circle circular communicating communication danger flotation-device information informing kisby-ring lettering life-preserver life-saving-buoy lifebelt lifebuoy lifering lifesaver message no-lifeguard perry-buoy personal-protective-equipment pool red rescue-aid rescue-device ring-buoy risk risks risky safety safety-device sign signage swim swimming swimming-pool warning warning-sign water white action active activity adult Australia balance bay culture dangers dare driver enjoy entertainment extreme fast fun handling hire jet ski jet skiing male man manoeuvrability mobility motion movement outdoor outdoors outside pastime personal watercraft popular power power sport quick recreation rental river riverside skill speed sport spray stand-up personal watercraft summer tourists trail transport transportation travel turn water sports waterways wave-runners wild aid availability casualties casualty-care cross directions emergency emergency-care fatality-reduction first-aid first-aid-procedures harm-reduction help helpful immediate-assistance initial-treatment injuries injury international-symbols life-preservation life-saving location medical-attention minimising-pain one-time-treatment prepared protection providing-emergency-help readiness ready recovery red-cross rescue safety-response short-term-treatment signs symbols text treatment white-on-green-cross wording boat boats buoys care city city skyline cityscape expensive luxury motor boat motoring Perth speed-boat wealth blank men transit work working man autumn blue flower garden gardening green love passion petals prickle rose twig crossing pedestrians reflective speed reduction street sign traffic traffic flow yellow cry hoop hoot issues off rejecting rejection sad scared scary scream shielding shout shouting social squall stop unhappy warding yelling