I should know what this is, but I don't. It was some way off, and this was the best picture I could get.
No interactions present.
"Shall I swim over there? Or perhaps that way?"
(Sorry, couldn't resist it! It's been a hard day...)
I don't think from outline of bill that this is a pochard. Have seen a ferruginous duck - male once- it has white mark at rear end
This is a Pochard. FD female also has a white rear and a darker back. The pale area behind the bill is also a feature of Pochard, not FD.
recording wildlife with The Recorder's Year on www.hbrg.org.uk/TRY.html.
Lat/Lng: 52.2, -0.3
OS grid ref: TL2063