The 131st Annual Meeting of the Geological Society of Japan
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Session OralGG-2. sub-Marine geology

[3oral601-08]GG-2. sub-Marine geology

Tue. Sep 10, 2024 8:45 AM - 10:45 AM JST
Tue. Sep 10, 2024 11:45 PM - 1:45 AM UTC
oral-06(General Education_Section1-133)
Chiar:Kenji Matsuzaki(Atmosphere and Ocean Research Institute, The University of Tokyo), Ayanori MISAWA(Geological Survey of Japan, AIST)
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8:45 AM - 9:00 AM JST(11:45 PM - 12:00 AM UTC)entry

[G2-O-1]Hydrogen and oxygen isotope composition of interstitial water beneath the continental shelf off northwestern Australia

*Kosuke YOSHII1,2, Hideko TAKAYANAGI1,3, Toshihiro MIYAJIMA4, Lars REUNING5, Yasufumi IRYU1,3 (1. Department of EARTH SCIENCE, Graduate School of Science, Tohoku University, 2. Japan Organization for Metals and Energy Security, 3. Advanced Institute for Marine Ecosystem Change (WPI-AIMEC), 4. Atmosphere and Ocean Research Institute, The University of Tokyo, 5. Institute of Geosciences, Kiel University)
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9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[G2-O-2]Paleo-earthquakes as indicated by deep-sea turbidites off Omae-zaki and their recurrence intervals in the Holocene

*Ken IKEHARA1, Toshiya KANAMATSU2, Kan-Hsi HSIUNG2, Takashi ISHIZAWA3, Yasufumi SATOGUCHI4, Yoshitaka NAGAHASHI5 (1. National Institute of Advanced Industrial Science and Technology, 2. Japan Agency for Marine-Earth Science and Technology, 3. Tohoku University, 4. Lake Biwa Museum, 5. Fukushima University)
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9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[G2-O-3]Paleomagnetic records from sediments suffered from reductive diagenesis

*Toshitsugu YAMAZAKI1, Jiaxi Li1 (1. AORI, The University of Tokyo)
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9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[G2-O-4]Topographic and Geological Features of Okinotorishima Islands, Kyushu-Palau Ridge, Japan.

*Izumi Sakamoto1, Keito Fukushima1, Nozomi Nakamura1, Mei Ikeda1, Yuka Yokoyama1 (1. Tokai Univ.)
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9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[G2-O-5]Characteristics of flood sediments and depositional processes at submarine fan around the mouth of Fujikawa riv. in the Suruga Bay

*Yuka Yokoyama1, Izumi Sakamoto1, Nozomi Nakamura3, Soshi Shibao1, Mei Ikeda1, Satoshi Watanabe1, Satoshi Furota2, Asahiko Taira1 (1. Tokai Univ., 2. Geological Survey of Japan, AIST, 3. Kokusai Kogyo Co.,Ltd.)
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10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)ECSentry

[G2-O-6]Appearance trends and characteristics of diatoms in sediments off the Fujikawa River, Suruga Bay, Japan

*Mei Ikeda1, Izumi Sakamoto1, Yuka Yokoyama1 (1. Tokai Univ.)
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10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)entry

[G2-O-7]Distribution of mineralization zones developed beneath the Nankai Trough off Shikoku

*Natsuki NOMURA1, Hiroki YUMII1,2, Satoshi TONAI1 (1. Kochi University, 2. HIROKEN CONSULTANTS Co.,LTD.)
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10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[G2-O-8]Formation Model of Pockmarks: The Characteristic "Bending" Topography in the Shallow Methane Hydrate-bearing Area

*miho asada1, Ayumu Miyakawa1 (1. AIST)
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