Supplement to: Mizuno, Atsuyuki; Moritani, Tomoyuki (1977): Deep Sea Mineral Resources Investigation in the Central-Eastern Part of Central Pacific Basin, January - March 1976 (GH76-1 Cruise). Geological Survey of Japan, Cruise Report, 8, 217 pp, https://www.gsj.jp/en/publications/cruise-rep/cruise08.html