dunlin (calidris alpina), commonly found in coastal wetlands, spotted at bull island, dublin

dunlin calidris alpina wader shorebird coastal bird bull island dublin wetlands birdwatching wildlife small migratory insect eater crustacean diet mollusk feeder irish mudflat tidal flats nature water coast habitat ornithology species european wild birdlife waterfowl wetland zones bay wading feeding avian marine enthusiasts sandpiper family beach foraging reserve spotting