The Hooded Merganser is part of the captive stock and not wild. They are a North American species and are short journey migrants. It is thought that the majority of sitings in Northern Europe are escapees from privately owned stock.
male Hen Harrier - one from a few weeks back that I had overlooked as they were pretty poor -- a brief fly by at Manby Flashes - the only male I have seen this winter
5 hours ago