Other birds found on the island include oystercatchers, redshanks, ringed plovers, golden plover, dunlin, greenshank and turnstones as well wigeon, pintail and wheatears.
Shore birds include meadow pipit, rock pipit and ringed plover.
The wintering population of wildfowl and waders includes redshank, greenshank, dunlin, common sandpiper, ringed plover, grey plover, curlew, snipe, water rail, wigeon, teal, shelduck, brent goose, red-breasted merganser and little grebe.
Birds under threat include dunlin, golden plover, black grouse, merlin and hen harrier.
Species that breed in the area include Northern lapwing, common snipe, common redshank, Eurasian golden plover, black grouse and Eurasian curlew, all except the last of which are declining in numbers nationally.
Other birds which use the island for breeding include avocet, common tern, little tern, sandwich tern and ringed plover.
Breeding bird species of local importance include the great crested grebe, tufted duck, coot, little ringed plover, sedge warbler and the reed warbler.
These include ringed plover, little ringed plover, shelduck and oystercatchers.
Bird life seen includes gadwall, great crested grebe and little ringed plover.
Nationally important wader species include Eurasian oystercatcher, Eurasian golden plover, grey plover, lapwing, red knot, dunlin, Eurasian curlew, common redshank and greenshank.