Antarctica of centuries. Several Antarctic ice streams, which account for about 10% of the ice sheet, flow to one of the many Antarctic ice shelves: see ice-sheet dynamics. East Antarctica lies on the Indian Ocean side of the Transantarctic Mountains and comprises Coats Land, Queen Maud Land, Enderby Land, Mac. Robertson Land, Wilkes Land, and Victoria Land. All but a small portion of this region lies within the Eastern Hemisphere. East Antarctica is largely covered by the East Antarctic Ice Sheet. Vinson Massif, the highest peak in Antarctica at , is located in the Ellsworth Mountains. Antarctica contains many other mountains,
Durvillaea antarctica what was previously considered "Durvillaea antarctica". "Durvillaea poha" is the only other species in the genus to share the honeycombed structure and buoyancy of "D. antarctica. D. poha" occurs only in southern New Zealand and on some New Zealand islands (including the Auckland and Snares Islands), whereas "D. antarctica" has a wider distribution, and is found around New Zealand, Chile and the sub-Antarctic islands. In southern New Zealand, "D. poha" and "D. antarctica" can be found growing together, although "D. poha" normally grows higher up or further back on the rock platforms, or in more sheltered bays, where wave force