Stilbaai salt marsh and mud flats on Goukou estuary, aerial tilt-up view

stilbaai goukou estuary salt marsh mud flats garden route still bay holiday destination marine reserve aerial river estuarine river western cape coastal management environment fish nursery habitat nutrient rich east west town river bank tourism tidal wetland wetland seawater salt and brackish marshes tidal flooding ecosystem estuarine marsh intertidal zone drone birdseye travel vacation spot famous holiday spot coastal habitat south africa saltmarsh estuarine reeds seaside town coastal town cape garden route south africa southern coast tiltup marine protected area mpa