继85年5月由中国山东海洋学院和美国俄勒岗大学及加拿大地质调查局等单位联合进行的《渤海中南部及黄河口海域沉积动力学》首航调查成功之后,86年7月30至8月14日,中国、美国和加拿大三国科学家又成功地进行了第二航次的联合调查。以美国俄勒岗大学副校长乔治·凯勒教授为首的11位美国、加拿大科学家与以山东海洋湖沼学会会员、山东海洋学 Following the success of the first survey conducted by the Shandong Ocean University of China and the United States Oregon University and the Geological Survey of Canada in May 1985 for the Sediment Dynamics in the South Central Bohai Sea and the Yellow River Estuary, July 30 to July 86 On August 14, scientists from China, the United States and Canada successfully conducted a joint survey of the second voyage. Eleven American and Canadian scientists headed by Professor George Keller, Vice-Chancellor of the University of Oregon, joined with Shandong Ocean Lake Society, Shandong Oceanography