[English / ϊ{κ]
Education:
Ph.D. Nagoya University, on Feb.2001.
Thesis title "Sedimentary processes and paleoenvironmental changes of the East China Sea"
Ph.D. student, Nagoya University, Hydrospheric-Atmospheric Sciences, Apr.1995 - Mar.1999.
M.Sc. student, Nagoya University, Hydrospheric-Atmospheric Sciences, Apr.1993 - Mar.1995.
B.Sc. student, Shizuoka University, Geoscience, Apr.1989 - Mar.1993.
Research and professional experience:
Research Scientist, Institute of Biogeosciences (Biogeos), JAMSTEC, Apr.2009 - present.
Research Scientist, IFREE, JAMSTEC, Jul.2004 - Mar.2009.
Technical Researcher, Institute for Research on Earth Evolution (IFREE), JAMSTEC, Jun.2001 - Jun.2004.
Research Staff, Japan Marine Science Foundation, Apr.1999 - May.2001.
Research interests:
Modern sedimentary processes from meromictic lake to hemipelagic oceans.
Development of high precision planar O2 optodes and microelectrodes for in situ measurements.
Evaluation of recent sediment accumulation rates using natural and artificial radionuclides.
Selected publications:
Oguri, K., Kawamura, K., Sakaguchi, A., Toyofuku, T., Kasaya, T., Murayama, M., Glud, R. N., Kitazato, H., Hadal disturbance in the Japan Trench induced by the 2011 Tohoku-Oki Earthquake. Scientific Reports, 3, 1915, DOI:10.1038/srep01915, 2013.
Glud, R. N., Wenzhöfer, F., Middelboe, M., Oguri, K., Turnewitsch, R., Canfield, D. E., Kitazato, H., High rates of microbial carbon turnover in sediments in the deepest oceanic trench on Earth. Nature Geoscience, 6, 284-288, DOI: 10.1038/NGEO1773, 2013.
Tsuchiya, M., Gooday, A.J., Nomaki, H.,Oguri, K., Kitazato, H., Genetic diversity and environmental preferences of monithalamous foraminifers revealed through clone analysis of environmental small-subunit ribosomal DNA sequences. Journal of Foraminiferal Research, 43, 1, 3-13, 2013.
Harada, N., Sato, M., Oguri, K., Hagino, K., Okazaki, Y., Katsuki, K., Tsuji, Y., Shin, K-H., Tadai, O., Saitoh, S., Narita, H., Konno, S., Jordan, R.W., Shiraiwa, Y., Grebmeier, J., Recent environmental changes enhance coccolithophorid blooms in the Bering Sea. Global Biogeochemical Cycles, in press, doi:10.1029/2011GB004177, 2012.
Kiyokawa. S., Ninomiya, T., Nagata, T., Oguri, K., Ito, T., Ikehara, M., Yamaguchi, K.E., Effects of tides and weather on sedimentation of iron-oxyhydroxides in a shallow-marine hydrothermal environment at Nagahama Bay, Satsuma Iwo-Jima Island, Kagoshima, southwest Japan. Island Arc, 21,2,118-147, 2012.
Asahara, Y., Takeuchi, F., Nagashima, K., Harada, N., Yamamoto, K., Oguri, K., Tadai, O., Provenance of terrigenous detritus of the surface sediments in the Bering and Chukchi Seas as derived from Sr and Nd isotopes: implications for recent climate change in the Arctic regions. Deep-Sea Res. II, 61-64, 155-171, 2012.
Oguri, K., Harada, N., and Tadai, O., Excess 210Pb and 137Cs concentrations, mass accumulation rates, and sedimentary processes on the Bering Sea continental shelf. Deep-Sea Res. II, 61-64, 193-204, 2012.
Hunter, W., Oguri, K., Kitazato, H., Ansari, Z.A., and Witte, U., Epi-benthic megafauna zonation across an oxygen minimum zone at the Indian continental margin. Deep-Sea Res. I, 58, 6, 699-710, 2011.
¬Iκ«, θΚq, Ρkκ, β{³F, k’@m, K}όXyNgg[Ι¨―ι210Pb,214PbΜπΝϋ@ΙΦ·ι’. JAMSTEC Report of Research and Development, 12, 27-36, 2011.
Yamaguchi, K.E., Oguri, K., Ogawa, N.O., Sakai, S., Hirano, S., Kitazato, H., and Ohkouchi, N., Geochemistry of modern carbonaceous sediments overlain by photic zone anoxia developed in the salime meromictic Lake Kai-ike, southwest Japan: I. Early diagenesis of organic carbon, nitrogen, and phosphorus, Palaeogeog. Palaeoclimatol. Palaeoecol., 294,1-2,72-82, 2010.
Tada, Y., Fujikura, K., Oguri, K., Kiazato, H. and Tanabe, K., In situ fluorochrome calcein marking of deep-sea molluscs using a new growth chamber, Aquat Ecol. DOI:10.1007/s10452-009-9290-3, 2009.
Berg, P., Hume, A., Stahl, H., Oguri, K., Meyer, B. and Kiazato, H, Eddy correlation measurements of oxygen uptake in deep ocean sediments, Limnol. Oceanogr. Methods., 7, 576-584, 2009.
Glud, R.N., Thumdrup, B., Stahl, H., Wenzhöfer, F., Glud, A.N., Nomaki, H., Oguri, K., Revsbech, N.P. and Kitazato, Nitrogen cycling in a deep ocean margin sediment (Sagami Bay, Japan). Limnol. Oceanogr. , Limnol. Oceanogr., 54, 723-734, 2009.
Glud, R.N., Stahl, H., Berg, P., Wenzhöfer, F., Oguri, K., and Kitazato, H. Microscale patchiness in distribution and consumption of O2: A detailed in situ microsensor study of an ocean margin sediment. Limnolo. Oceanogr. , Limnol. Oceanogr., 54, 1-12, 2009.
De Nooijer, L.J., Toyofuku, T., Oguri, K., Nomaki, H., and Kitazato, H. Intracellular pH distribution in foraminifera determined by the fluorescent probe HPTS. Limnol. Oceanogr. Methods, 6, 610-618, 2008.
Takishita, K., Tsuchiya, M., Kawato, M., Oguri, K., Kitazato, H. and Maruyama, M. Genetic diversity of microbial eukaryotes in anoxic sediment of the saline meromictic lake Namako-ike (Japan): on the detection or anaerobic or anoxic-tolerant lineages of eukaryotes. Protist, 158, 1, 51-64, 2007.
Oguri, K., Kitazato, H. and Glud, R.N. Platinum octaetylporphyrin based planar optodes combined with an UV-LED excitation light source: an ideal tool for high-resolution O2 imaging in O2 depleted environments. Mar. Chem., 100, 95-106, 2006.
Middelboe, M., Glud, R.N., Wenzhöfer, F., Oguri, K., and Kitazato, H. Spatial distribution and activity of viruses in the deep-sea sediments in Sagami Bay, Japan.@Deep-sea Res. I, 53, 1-13, 2006.
Glud, R.N., Wenzhöfer, F., Tengberg, A., Middelboe, M., Oguri, K., and Kitazato, H. Distribution of oxygen in surface sediments from central Sagami Bay, Japan: In situ measurements by microelectrodes and planar optodes. Deep-sea Res. I, 52, 1974-1987, 2005.
Ohkouchi, N., Nakajima, Y., Okada, H., Ogawa, N. O., Suga, H., Oguri, K. and Kitazato, H. Biogeochemical processes in the saline meromictic Lake Kaiike, Japan: Implications from molecular isotopic evidences of photosynthetic pigments Env. Microbiol., 7(7), 1009-1016, 2005.
Koizumi,Y., Kojima, H., Oguri, K., Kitazato, H. and Fukui, M. Distribution of chloropigments in suspended particulate matter and benthic microbial mat of a meromictic lake, Lake Kaiike, Japan. Env. Microbiol., 6(6), 622-637, 2004.
Nakajima, Y., Okada, H., Oguri, K., Suga, H., Kitazato, H., Koizumi, Y., Fukui, M. and Ohkouchi, N. Distribution of chloropigments in suspended particulate matter and benthic microbial mat of a meromictic lake, Lake Kaiike, Japan. Env. Microbiol., 5(11), 1103-1110, 2003.
Ujiié, Y., Ujiié, H., Taira, A., Nakamura, T. and Oguri, K. Spatial and temporal variability of surface water in the Kuroshio source region, Pacific Ocean, over the past 21,000 years; evidence from planktonic foraminifera. Mar. Micropal., 49, 335-364, 2003.
Oguri, K., Matsumoto, E., Yamada, M., Saito, Y. and Iseki, K. Sediment accumulation rates and budgets of depositing particles of the East China Sea. Deep-Sea Res. II, 50, 513-528, 2003.
Oguri, K., Matsumoto, E., Saito, Y., Honda, M. C., Harada, N. and Kusakabe, M. Evidence for the offshore transport of terrestrial organic matter due to the rise of sea level: the case of the East China Sea continental shelf. Geophys. Res. Lett., 27, 23, 3893-3896, 2000.
Saito, Y., Katayama, H., Ikehara, K., Kato, Y., Matsumoto, E., Oguri, K., Oda, M. and Yumoto, M. Transgressive and highstand system tracts and post-glacial transgression, the East China Sea. Sediment. Geol., 122, 217-232, 1998.
Patents:
Oguri, K., Observation ApparatusDPatent No. US 8,202,478 B2, Jun, 19, 2012
Oguri, K., Measuring apparatus for dissolved oxygenDEP2098862, Nov, 21, 2012
Updated on May/30/2013
Institute of Biogeosciences
Japan Agency for Earth-Marine Science and Technology
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