1. The uranium content and the activity ratio²³⁴U/²³⁸U in marine organisms and sea water in the western North Pacific

   • Yasuo Miyake
   • Yukio Sugimura
   • Masaru Mayeda

   OriginalPaper 01 June 1970 Pages: 123 - 129

2. Thorium concentration and the activity ratios²³⁰Th/²³²Th and²²⁸Th/²³²Th in sea water in the western North Pacific

   • Yasuo Miyake
   • Yukio Sugimura
   • Tadahide Yasujima

   OriginalPaper 01 June 1970 Pages: 130 - 136

3. Systematic and ecological studies on mysidacea collected by the bottom-net

   • Masaaki Murano

   OriginalPaper 01 June 1970 Pages: 137 - 150

4. Study on the managanese nodule

   • Akihiko Okada
   • Makoto Shima

   OriginalPaper 01 June 1970 Pages: 151 - 158

5. Quantitative studies on the smaller macrobenthos inhabiting various topographical environments around the Sagami bank in the deep-sea system of Sagami Bay

   • Masuoki Horikoshi

   OriginalPaper 01 June 1970 Pages: 159 - 182

6. On subtropical currents and thermal structure in the central North Pacific

   • R. K. Reed

   Shorter Contribution 01 June 1970 Pages: 183 - 184

7. Proceedings

   Announcement 01 June 1970 Pages: 185 - 188

8. The chemical composition and the cadmium, chromium and vanadium contents of shall-water deposits in Tokyo Bay

   • Masayoshi Ishibashi
   • Shunzo Ueda
   • Yoshikazu Yamamoto

   OriginalPaper 01 June 1970 Pages: 189 - 194