As part of a study for the Census of Antarctic Marine Life (CAML), scientists from British Antarctic Survey (BAS) analysed sea-bed colonies of bryozoans from coastal and deep sea regions around the continent and from further afield. They found striking similarities in particular species of bryozoans living on the continental shelves of two seas — the Ross and Weddell — that are around 1,500 miles apart and separated by the West Antarctic Ice Sheet.

Read more from the original source:
Marine Animals Suggest Evidence for a Trans-Antarctic Seaway

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