Cannot place this.

Cannot place this.

Observation - Cannot place this. - UK and Ireland. Description: Spotted dust bathing on coastal path.Despite distinctive features I cannot place this bird It seems plover like but large.I feel I must be missing something obvious,Please put me out of my misery as I am not getting anywhere despite putting time into book

Spotted dust bathing on coastal path.Despite distinctive features I cannot place this bird It seems plover like but large.I feel I must be missing something obvious,Please put me out of my misery as I am not getting anywhere despite putting time into book research.