Dee ihe ọzọ maka paragraf a - Onyeisi ụgbọ mmiri Robert Falcon Scott, onye ndu nke British National Antarctic Expedition (BrNAE) (1901-1904), chọpụtara Drygalski Ice Tongue na Jenụwarị 1902 ma kpọọ ya aha Prọfesọ Erich von Drygalski, onye nyocha German nke oge ahụ na Antarctica. A kpọrọ glacier nke na-enye ire ice ahụ nri aha Edgeworth David. David na Douglas Mawson gafere ice tongue ahụ na 1908/09 dị ka akụkụ nke Njem Njem Nimrod
Ọ dị mma. Aha Drygalski Ice Tongue bụ ihe a na-adịghị ahụkebe ebe ọ bụ na ọ bụ ihe a na-ahụkarị ugbu a inye otu aha na glacier na ire glacier ya ma na-ezo aka na mgbatị nke oke osimiri dị ka ire glacier.