Blackwall Ice Stream () is a slightly S-shaped Antarctic ice stream about long and wide. It descends from about to where it joins Recovery Glacier between the Argentina Range and the Whichaway Nunataks. It was named after Hugh Blackwall Evans (1874–1975), an English-born Canadian naturalist with the British Antarctic Expedition, 1898–1900, led by Carsten E. Borchgrevink. References Ice streams of Antarctica Bodies of ice of Coats Land