Annotated record of the detailed examination of Mn deposits from R/V Tokaidaigaku Maru II Cruise GDP-11 stations

The eleventh research cruise of Japanese Geodynamics Project in the West Pacific was carried out by the R/V Tokaidaigaku-maru II in August, 1974. During this cruise, in which the authors participated, many traverses of echo sounding and seismic reflection profiling and frequent sampling of bottom sediments were undertaken.1974年8月，日本地球动力学计划（Japanese Geodynamics Project）西太平洋第11次科考航次，由"东海大学丸II号"科考研究船（R/V Tokaidaigaku-maru II）执行。本文作者参与了本次航次，期间开展了多条回声测深与地震反射剖面探测测线作业，并完成了高频次海底沉积物样品采集。