gulls in sparkling water of dutch waddenzee near holwerd

biological bird birds brackish channels church coast coastal dutch ebb ebbtide energy europe european fauna flat flight fly flying forage foraging friesland gull gulls gully habitats holland holwerd intertidal landscape low marsh marshes mud mudflats natural nature netherlands outdoor outdoors outside physical reserve saint salt sand sandbanks sandbars sandy sea shoals shore sparkle sparkling sunny tidal tide tower undisturbed wadden waddenzee water wave waves waving wet wetland willibrordus windmill