• The submarine fault scarp of the 2011 Tohoku-oki Earthquake in the Japan Trench 

      Ueda, Hayato; Kitazato, Hiroshi; Jamieson, Alan; Bond, Todd; Cardigos, Sara; Funaki, Masayoshi; Maroni, Paige J.; Nanbu, Hiroyasu; O’Callaghan, Joanne M.; Onishi, Takuma; Pedersen, Silje Sofie Waaler; Roperez, Jaya; Tsuruzono, Hiroumi; Watanabe, Hiromi K.; Yasuda, Tetsuro (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-26)
      Rupture of the plate boundary fault during the 2011 Tohoku-oki earthquake with moment magnitude 9.0 is thought to have propagated to the trench. Surface exposure of the fault has not yet been confirmed because of great depths that are challenging to access and study. Using a manned submersible in the Japan Trench, we explored and visually assessed the seafloor near the epicenter. On the eastern slope ...