 This new marsh, together with another, designed to be managed as a brackish marsh with lagoons, now forms an RSPB reserve.Freiston Shore is home to pied avocets, common redshanks, ringed plovers, northern wheatears and marsh harriers in spring and summer.In the autumn and winter migrating waders such as common redshanks, ruddy turnstones, dunlins, and waterfowl such as dark-bellied brent goose and Eurasian wigeon, can be seen.