[M-IS27] Interactions of Geosphere-Hydrosphere-Biosphere and Deep-sea Methane Environments

[MIS27-P04] Deep-sea megafaunal community changes in a methane-hydrate field caused by drill cuttings at Sakata Knoll, Japan Sea

*HIROKI KISE^1,2, Travis W. Washburn^3,1, Akinori Teramura^1,4, Naoki Saito^1,2, Miho Asada¹, Yuki Ota^5,2, Iguchi Akira^1,2, Atsushi Suzuki^1,2, Ayumi Tsukasaki⁵, Mikio Satoh¹, Shogo Kato⁶, Naoki Takatsuki⁶, Giun Yee Giun Yee¹, Masahiro Suzumura⁵ (1. Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2. Integrated Research Center for Nature Positive Technology, National Institute of Advanced Industrial Science and Technology, 3. Department of Physical and Environmental Science, Texas A&M University - Corpus Christi, 4. Department of Marine Biology and Sciences, School of Biological Sciences, Tokai University, 5. Environmental Management Research Institute, National Institute of Advanced Industrial Science and Technology, 6. IDEA Consultants, Inc.)

Keywords:Benthos, Scientific drilling, Methane-hydrate field, Drill cuttings