Given how inaccurate “reports” can be, that looks a distinct possibility.
That’s a good response: ideas on 2 out of the 3.

Nobody knows about a Scandinavian Halifax in the sea, that has been found and is awaiting a planned recovery? (As a long stop, this could be a reference to one of the Norwegian ones, I suppose. Alternatively, LW170 in the Irish Sea could be being conflated with a Norwegian example).