Think these beauties work "one on one off" as I have seen them 27th-29th -31st in the same place.They flew of west and landed in another plantation at about 1-15pm,so,thats were they must also feed/ roost.Also at Cowm:-50 Canada Geese,5 Tufted Duck,41 Mallard,50 BH Gull,3 Common Gull,6 Magpie,10 Goldfinch,2 Greenfinch.