I'm curious to know why seagulls do this!; I have photographed seagulls many times in different locations standing on ice, when there is clear water nearby. I can't imagine that they have stuck to the ice!
The setting here is a branch of the River Trent, at Burton on Trent, Staffordshire, England.
Printed on archival canvas, stretched onto 3/4" or 1.5" stretcher frame, image wrap, black or white on sides.