李希霍芬以地理學為研究地理表面之科學,而海洋佔地表面積之絕大多數(70.8%),則研究海洋地理學之重要可知。1928年國際地理學會中,英地理家馬钦德主張地理學研究水界,1931年英科學促進會百年紀念會地理組中,馬氏又主張以水界為地理學之中央题目。水界之大半為海洋,馬 Reichhofen uses geography to study the science of geography and the vast majority of the ocean’s surface area (70.8%) is an important study of marine geography. 1928 International Geographical Society, the British geographer Marchind advocated the geographical research water sector, 1931 British Association for the promotion of centenary geography group, Ma also advocated the water sector as the central topic of geography. Most of the water sector for the ocean, horses