Garganey (male). This morning's bird still there: gorgeous bird in breeding plumage. Active: feeding around north end of flood, showing very well from Burgess Field gate.
5 Ruff: One individual with a strikingly pale head: presumably coming into breeding plumage.
6 little ringed plover
(Gnome & Richard Foster)
+ Greenshank (RBA)
Some video footage of it dabbling away on the floods.
Photos and more details at Port Meadow Birding