
No id information but it is unlikely to be "Thor". Not really twitchable at the moment but who knows where it will go next.
hwdt.org

Walrus in the Hebrides — Hebridean Whale & Dolphin Trust
A walrus has been spotted hauled out on Cairn na Burgh Beag - a small island which forms part of the Treshnish Isles, off the NW coast of the Isle of Mull. Local creel fisherman, Lorn MacRae, spotted the massive creature basking on the shore in the winter sun.