13/10/2005
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Changes to Category C of the British List

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Changes to Category C of the British List

With the publication of the Committee's review of Category C (Ibis 147: 803-820) the following changes to the British List take immediate effect:

  • Mute Swan (Cygnus olor) Categories AC change to AC2
  • Black Swan (Cygnus atratus) Category E* - no change
  • Greylag Goose (Anser anser) Categories ACE* change to AC2C4E*
  • Snow Goose (Anser caerulescens) Categories AE* change to AC2E*
  • Greater Canada Goose (Branta Canadensis) Categories ACE* change to C2E*
  • Barnacle Goose (Branta leucopsis) Categories AE* change to AC2E*
  • Egyptian Goose (Alopochen aegyptiacus) Categories CE* change to C1E*
  • Ruddy Shelduck (Tadorna ferruginea) Categories BDE* - no change
  • Muscovy Duck (Cairina moschata) Category E* - alert JNCC
  • Wood Duck (Aix sponsa) Category E* - no change
  • Mandarin Duck (Aix galericulata) Categories CE* change to C1E*
  • Gadwall (Anas strepera) Category A change to AC2
  • Mallard (Anas platyrhynchos) Categories AE* change to AC2C4E*
  • Red-crested Pochard (Netta rufina) Categories AE* change to AC2E*
  • Ruddy Duck (Oxyura jamaicensis) Categories CE* change to C1E*
  • Black Grouse (Tetrao tetrix) Categories AE - no change
  • Western Capercaillie (Tetrao urogallus) Categories BC change BC3
  • Red-legged Partridge (Alectoris rufa) Categories CE* change to C1E*
  • Grey Partridge (Perdix perdix) Categories ACE change to AC2E
  • Common Pheasant (Phasianus colchicus) Categories CE* change to C1E*
  • Golden Pheasant (Chrysolophus pictus) Categories CE* change to C1E*
  • Lady Amherst's Pheasant (Chrysolophus amherstiae) Categories CE* change to C6E*
  • Black-crowned Night Heron (Nycticorax nycticorax) Categories AE* - no change
  • Sacred Ibis (Threskiornis aethiopicus) Category E - no change
  • Red Kite (Milvus milvus) Categories AC change to AC3
  • White-tailed Eagle (Haliaeetus albicilla) Categories ACE change to AC3E
  • Northern Goshawk (Accipiter gentilis) Categories AE* change to AC3E*
  • Rock/Feral Pigeon (Columbia livia) Categories AE* change to AC4E*
  • Rose-ringed Parakeet (Psittacula krameri) Categories CE* change to C1E*
  • Barn Owl (Tyto alba) Categories AE* - no change
  • Little Owl (Athene noctua) Category C change to C1

NOTE - the creation of Category C6 (ref. Lady Amherst's Pheasant - see full paper).

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The full paper can be viewed as free content on the BOU's Ibis website Click here

Dudley, S.P. 2005. Changes to Category C of the British List. Ibis 147: 803-820.
Written by: BOURC