A new paper has concluded that the introduced species be downgraded to Category C6.
Curlew wadertales
British Birds - January 2021, PDF, Ornithology
Golden Pheasant, One Of The Most Beautiful Birds Worldwide
Remote Papua New Guinea Tours - Birdwatching - Birdquest
(PDF) Discerning the status of a rapidly declining naturalised bird: the Golden Pheasant in Britain
El Dorado Bird Reserve - Colombia Travel
Remote Papua New Guinea Tours - Birdwatching - Birdquest
Birds Vol 1 #1 – The Golden Pheasant
more Golden Pheasants and mutations
Golden Pheasant mutants
Microhabitat variables influencing the presence and abundance of birds in floodplain grassland of the lower Ganges and Brahmaputra rivers, Bangladesh - ScienceDirect
Phasianus colchicus (common pheasant)