single sphere mooring buoy or fishing tool hanging on bamboo wooden pole of corner pier

sphere buoy ball warning safety round hanging pier corner pole wave ripple sand dock security nautical navigation fishing float tool tropics colours rope knot vertical outside sandy beach ocean marina sea coastal maritime aquaculture fishery string industrial mooring jetty harbor port tranquil peaceful serene calm post base angle plastic quayside single equipment orange nylon hang floating circle circular sailor moorage caution navigate wharf quay industry tropical nature shore coast seaside seacoast coastline seashore water outdoor tranquility calmness bamboo cement concrete