Using molluscan assemblages from paleotsunami deposits to evaluate the influence of topography on the magnitude of late Holocene mega-tsunamis on Ishigaki Island, Japan

Using molluscan assemblages from paleotsunami deposits to evaluate the influence of topography on the magnitude of late Holocene mega-tsunamis on Ishigaki Island, Japan

Abstract Four ancient tsunami deposits were identified in a trench excavated on Ishigaki Island, Okinawa, Japan. Three of the tsunami deposits (T-I, T-II, and T-IV) consist of calcareous sand beds, whereas the other (T-III, located stratigraphically between T-II and T-IV) consists of boulders. Depos...

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Bibliographic Details
Main Authors: Akihisa Kitamura, Mami Ito, Ryoya Ikuta, Masayuki Ikeda
Format: Article
Language:English
Published: SpringerOpen 2018-08-01
Series:Progress in Earth and Planetary Science
Subjects:
1771 tsunami
Ancient tsunami deposit
Reef system
Southern Ryukyu Islands
Mollusc
Online Access:http://link.springer.com/article/10.1186/s40645-018-0200-y

Internet

http://link.springer.com/article/10.1186/s40645-018-0200-y

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