australia casestudies cetacea coastalzonemanagement congresses conservation conservationandrestoration conservationofnaturalresources coralreefecology ecology environmentalmanagement environmentalprotection fisheries fisherymanagement habitat history hotsprings internationalstatus lawandlegislation management marineanimals marineresources marineresourcesconservation nat010000 naturalareas nature protectedareas saudiarabia shipwrecks tourism transfrontierconservationareas unitedstates wildlifeconservation wildliferefuges