Clear blue water and salt marsh of Goukou estuary in Still Bay, drone top-down

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