access-denied access-limited advice alert appropriate-behavior appropriate-behaviour behave behavior behaviour black communicate communication denied directions entry-denied entry-prohibited keep-off limited-access no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition prosecution restricted restriction restrictions safety sign trespass trespassing unauthorised unauthorized warning white boating boats care caution communicating danger dangerous directing direction helpful information informative informing risk risks risky rocks rocky shallow signs symbol symbols warning-sign water waterside words yellow announcement clean clean-up cleanliness concern dog doggy-do droppings excrement excreta hygiene lettering mess message messy pets pickup poo prepared red responsible rules sanitation signage text waste wording avoid damage demolition destruction hazard hazardous keep-out requirements unwanted blue be-careful beware crocodiles crocs no-swimming protect protection swimming unsafe consumption health Look looking lookout no-diving undrinkable unhealthy brown damaged rough scratches scrathed advising allocated allocation arrow authorised authorized automobiles directive emergency emergency-vehicles limited vehicles beach disapproval disapproved inform messages penalties prohibitions public-beach