02-December-2021
Following the publication of “The status of our bird populations: the fifth Birds of Conservation Concern in the United Kingdom, Channel Islands and Isle of Man and second IUCN Red List assessment of extinction risk for Great Britain (December 2021), the following species have been recategorised.
| The following species has been lost as a breeding bird and is therefore removed from the Red List and is no longer monitored. Golden Oriole | |
| The following species have been elevated to the Red List having formally been on the Green List Grey Partridge Greenfinch | |
| The following species have been elevated to the Red List having formally been on the Amber List Ptarmigan Bewick’s Swan Goldeneye Smew Swift House Martin Leach’s Petrel Dunlin Purple Sandpiper Montagu’s Harrier | |
| The following species have been downgraded to the Amber List having formally been on the Red List White-tailed Eagle Song Thrush Redwing Pied Flycatcher Black Redstart Grey Wagtail | |
| The following species have been elevated to the Amber List having formally been on the Green List Red-breasted Merganser Woodpigeon Moorhen Sparrowhawk Rook Sedge Warbler Whitethroat Wren Wheatear | |
| The following species are included in the Amber List because of continued colonisation and/or occurrence in the UK Little Bittern Cattle Egret Great White Egret Black-winged Stilt Yellow-browed Warbler |