Nation ‘That’s the essence of ice’: Frozen shark washes up on Cape Cod beach after polar vortex February 7, 2023February 7, 2023 Saleen Martin, USA TODAY Comments Off on ‘That’s the essence of ice’: Frozen shark washes up on Cape Cod beach after polar vortex A dead, frozen shark washed up on a Cape Cod beach amid a polar vortex captured the internet's attention but experts say there's more to the story.