20051203_Drake-Passage_0067

Pintado Petrals follow the the expedition vessel Akademik Shokalskiy from Ushuaia to Antarctica. The ship must cross the Drake Passage which is known as the roughest body of sea in the world. It is commonly referred to as the Drake Shake. At a point known as the Antarctic Convergence,a biological barrier where cold ploar waters sink beneath te warmer waters of te more temperate zones. You feel the convergence zone in the air around you as the temperature plummets.