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Teaching Staff

Professor YASUHARA, Moriaki

Professor YASUHARA, Moriaki

Associate Professor, School of Biological Sciences, Faculty of Science, HKU

BSc (Osaka City University); MPhil (Osaka City University); PhD (Osaka City University)

  • 3917 3317
  • 2858 3477
  • KBSB 3S12

Teaching Areas

  • Marine Biology
  • Invertebrate zoology
  • Environmental Science
  • Paleontology
  • Deep-sea Biology

Research Interests

  • Paleontology
  • Ecology
  • Biodiversity
  • Biogeography
  • Paleoecology
  • Macroecology
  • Macroevolution
  • Paleoclimatology
  • Ostracoda

Current Research

  • Cenozoic marine biogeography in the Pacific and Indian Oceans
  • Pliocene–Pleistocene deep-sea biotic responses in the Western Pacific Warm Pool region
  • Southwestern Pacific deep-sea biodiversity
  • Deep-sea biodiversity patterns
  • Global diversity patterns
  • Eutrophication and deoxygenation
  • Conservation paleoecology


  • Sep 2013 Temminck Fellow, Naturalis Biodiversity Center, Netherlands
  • Oct 2010-Dec 2010 Postdoctoral Fellow of Center for Advanced Marine Core Research, Kochi University (Adviser: Minoru Ikehara)
  • Oct 2008-Sep 2010 Smithsonian Marine Science Network Postdoctoral Fellow (Adviser: Gene Hunt; co-advisers: Denise Breitburg, Martin Buzas)
  • Oct. 2007-Oct. 2008 Smithsonian Postdoctoral Fellow (Adviser: Gene Hunt; co-adviser: Brian Huber)
  • Oct. 2005-Oct. 2007 JSPS (the Japan Society for the Promotion of Science)
  • Postdoctoral Fellow for Research Abroad, at US Geological Survey (Adviser: Thomas M. Cronin)
  • Apr. 2003-Mar. 2005 Research Fellow of the Japan Society for the Promotion of Science, at Osaka City University (Adviser: Shusaku Yoshikawa)

Publications and News

  • Cheung, R. C. W.*#, Yasuhara, M.*, Mamo, B.*§, Katsuki, K., Seto, K., Takata, H., Yang, D. Y., Nakanishi, T., Yamada, K., Iwatani, H.§, 2018. Decadal‐centennial scale East Asian Summer Monsoon variability over the past millennium: an oceanic perspective. Geophysical Research Letters: doi:10.1029/2018GL077978
  • Huang, H. H. M.*#, Yasuhara, M.*, Iwatani, H.§, Alvarez Zarikian, C. A., Bassetti, M. A., Sagawa, T., 2018 Benthic biotic response to climate changes over the last 700,000 years in a deep marginal sea: impacts of deoxygenation and the Mid‐Brunhes Event. Paleoceanography and Paleoclimatology: doi:10.1029/2018PA003343
  • Iwatani, H*§., Yasuhara, M.*, Rosenthal, Y., Linsley, B. K., 2018. Intermediate-water dynamics and ocean ventilation effects on the Indonesian Throughflow during the past 15,000 years: Ostracod evidence. Geology: 46 (6), 567–570.
  • Shiono, T.*, Kusumoto, B., Yasuhara, M.*, Kubota, Y.*, 2018. Roles of climate niche conservatism and range dynamics in woody plant diversity patterns through the Cenozoic. Global Ecology and Biogeography: doi:10.1111/geb.12755
  • Yasuhara, M.*, Hong, Y.#, Tian, S. T.†, Chong, W. K.†, Okahashi, H., Littler, K., Cotton, L.§, 2018. Eocene shallow-marine ostracods from Madagascar: southern end of the Tethys? Journal of Systematic Palaeontology: doi:10.1080/14772019.2018.1453555
  • Jöst, A. B*#., Yasuhara, M.*, Okahashi, H., Brix, S., Martínez Arbizu, P., Ostmann, A., 2018. Biogeographic distributions of Cytheropteron species (Ostracoda) in Icelandic waters (sub-polar North Atlantic). Marine Biodiversity: 48 (2), 763–782.
  • Yasuhara, M.*, Sztybor, K., Rasmussen, T. L., Okahashi, H., Sato, R.†, Tanaka, H., 2018. Cold-seep ostracods from the western Svalbard margin: direct palaeo-indicator for methane seepage? Journal of Micropalaeontology: 37, 139-148.
  • Breitburg, D., Levin, L. A., Oschlies, A., Grégoire, M., Chavez, F. P., Conley, D. J., Garçon, V., Gilbert, D., Gutiérrez, D., Isensee, K., Jacinto, G. S., Limburg, K. E.,  Montes, I., Naqvi, S. W. A., Pitcher, G. C., Rabalais, N. N., Roman, M. R., Rose, K. A., Seibel, B. A., Telszewski, M., Yasuhara, M., Zhang, J., 2018. Declining oxygen in the global ocean and coastal waters. Science: 359, eaam7240, doi:10.1126/science.aam7240
  • Tanaka, H., Yasuhara, M., Carlton, J. T., 2018. Transoceanic transport of living marine Ostracoda (Crustacea) on tsunami debris from the 2011 Great East Japan Earthquake. Aquatic Invasions: 13, 125–135.
  • Yasuhara, M., Ando, A.*, Iba, Y., 2017. Past emergent phase of Shatsky Rise deep-marine igneous plateau. Scientific Reports: 7, 15423, doi:10.1038/s41598-017-15684-z

(* correspondence or equal contribution; # postgraduate student author; § postdoc author; † undergraduate student author)



Awards and Honours

  • The Academic Award, 2018, The Paleontological Society of Japan
  • Outstanding Young Researcher Award (OYRA) 2014-2015, The University of Hong Kong
  • Research Output Prize 2013, The University of Hong Kong