Beluga Charms British With Impromptu Visit

A different beluga whale swimming under ice at the Arctic circle Dive Center in northern Russia.

Barcroft / Getty

Dave Andrews couldn’t believe what he was seeing. And then he couldn’t believe what he was tweeting.

“Can’t believe I’m writing this, no joke – BELUGA in the Thames off Coalhouse Fort,” the Norfolk, England, resident posted on Twitter Tuesday.

The ecologist and ornithologist, as described on his Twitter account, had spotted a beluga whale swimming in the River Thames east of London, far from its normal habitat.