North end including realignment circuit:- an Osprey, 3 Marsh Harriers, 8 Greenshanks, 14 Redshanks, 3 Spotted Redshanks, 2 Common Sandpipers, Wood Sandpiper, 2 Black-tailed Godwits, 14 Avocets, 6 Ruffs, Little Stint, 2 Whimbrels, 2 Mediterranean Gulls, 1,200 Black-headed Gulls, 130 Mallard, 60 Teal, 25 Shelducks, Brent Goose, 26 Cormorants, 30 Little Egrets, 5 Grey Herons, 6 Common Terns, 9 Sandwich Terns, 6 Little Grebes, 2 Willow Warblers, 9 Yellow Wagtails and 270 Swallows.