Kayakers explore sand bank in clear picturesque Goukou estuary, Stilbaai

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