Observation of Pseudo Plume Behavior by Hydrate Sedimentary Layer DecompositionYusuke Takahashi, Ryosuke Ezure, Shun Takano, Hiroyuki Komatsu, Kazuaki Yamagiwa and Hideo TajimaMATEC Web Conf., 333 (2021) 02007DOI: https://doi.org/10.1051/matecconf/202133302007