turquoise waters with orange lichen growing on granite rocks, rocky coastline at skeleton bay, bay of fires in

algae aussie australasia australia bay binalong blue boulder casuarina coastline color covered ecology environment environmental fires formation fungus geology granite growing growth hymeneliaceae island lichen life natural nature ocean orange organism outcrop outdoor photosynthesis red rock rocky sea sheoak skeleton stone tasmania tasmanian tassie tree turquoise water waters wave weathered