Masaaki Wakatsuchi - My portal

Profile Information

Affiliation: Professor, Institute of Low Temperature Science, Hokkaido University

Degree: Doctor of Science

J-GLOBAL ID: 200901060605253270
researchmap Member ID: 0000015894

External link: http://wwwod.lowtem.hokudai.ac.jp/kaiyodotai.html

Research Interests

Research Areas

Natural sciences / Atmospheric and hydrospheric science /

Research History

Education

Awards

Misc.

Warming and oxygen decrease of intermediate water in the northwestern North Pacific, originating from the Sea of Okhotsk, 1955-2004

Takuya Nakanowatari, Kay I. Ohshima, Masaaki Wakatsuchi

GEOPHYSICAL RESEARCH LETTERS, 34(4) L04602, Feb, 2007
Intraseasonal variability of sea-ice concentration in the Antarctic with particular emphasis on wind effect

Kenji Baba, Shoshiro Minobe, Noriaki Kimura, Masaaki Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 111(C12) C12023, Dec, 2006
Sea ice thickness in the southwestern Sea of Okhotsk revealed by a moored ice-profiling sonar

Yasushi Fukamachi, Genta Mizuta, Kay I. Ohshima, Takenobu Toyota, Noriaki Kimura, Masaaki Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 111(C9) C09018, Sep, 2006
Aircraft observations of air-mass modification over the Sea of Okhotsk during sea-ice growth

J Inoue, M Kawashima, Y Fujiyoshi, M Wakatsuchi

BOUNDARY-LAYER METEOROLOGY, 117(1) 111-129, Oct, 2005
Ice-rafted debris (IRD)-based sea-ice expansion events during the past 100 kyrs in the Okhotsk Sea

T Sakamoto, M Ikehara, K Aoki, K Iijima, N Kimura, T Nakatsuka, M Wakatsuchi

DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 52(16-18) 2275-2301, 2005
Mixed layer evolution in the Okhotsk Sea with profiling floats and its relation to sea ice formation

Ohshima, K. I, S. C. Riser, M. Wakatsuchi

Geophys. Res. Lett., 32, 2005
Chlorofluorocarbons in the Sea of Okhotsk: Ventilation of the intermediate water

M Yamamoto-Kawai, S Watanabe, S Tsunogai, M Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 109(C9) C09S11, Sep, 2004
Dissolved and particulate organic carbon in the Sea of Okhotsk: Transport from continental shelf to ocean interior

T Nakatsuka, M Toda, K Kawamura, M Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 109(C9) C09S14, Aug, 2004
Biogenic and lithogenic particle fluxes in the western region of the Sea of Okhotsk: Implications for lateral material transport and biological productivity

T Nakatsuka, T Fujimune, C Yoshikawa, S Noriki, K Kawamura, Y Fukamachi, G Mizuta, M Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 109(C9) C09S13, Aug, 2004
Water exchange and tidal currents through the Bussol' Strait revealed by direct current measurements

K Katsumata, KI Ohshima, T Kono, M Itoh, Yasuda, I, YN Volkov, M Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 109(C9) 1-11, Aug, 2004
Thickness distribution, texture and stratigraphy, and a simple probabilistic model for dynamical thickening of sea ice in the southern Sea of Okhotsk

T Toyota, T Kawamura, KI Ohshima, H Shimoda, M Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 109(C6) C06001, Jun, 2004
Reconstruction of paleoproductivity in the Sea of Okhotsk over the last 30 kyr

O Seki, M Ikehara, K Kawamura, T Nakatsuka, K Ohnishi, M Wakatsuchi, H Narita, T Sakamoto

PALEOCEANOGRAPHY, 19(1) PA1016, Mar, 2004
Reconstruction of paleoproductivity in the Sea of Okhotsk over the last 30 kyr

O Seki, M Ikehara, K Kawamura, T Nakatsuka, K Ohnishi, M Wakatsuchi, H Narita, T Sakamoto

PALEOCEANOGRAPHY, 19(1), Mar, 2004
Transport and modification processes of dense shelf water revealed by long-term mooring data off the east coast of Sakhalin in the Sea of Okhotsk

Fukamachi, Y, G. Mizuta, K. I. Ohshima, L. D. Talley, S. C. Riser, M. Wakatsuchi

J. Geophys. Res., 109 C09S10, 2004
Sverdrup balance and cyclonic gyre in the Sea of Okhotsk

Ohshima, K. I, D. Shimizu, M. Itoh, G. Mizuta, Y. Fukamachi, M. Wakatsuchi

J. Phys. Oceanogr., 34(2) 513-525, 2004
Millennium scale sudden and abrupt sea-ice expansion events in the Sea of Okhotsk based on analysis of ice rafted debris (IRD) in marine sediment cores

Paleoceanography, (in press), 2004
Sverdrup balance and cyclonic gyre in the Sea of Okhotsk

J. Phys. Oceanogr., (in press), 2004
Radiolarians under the seasonally sea-ice covered conditions in the Okhotsk Sea: flux and their implications for paleoceanography

Y Okazaki, K Takahashi, H Yoshitani, T Nakatsuka, M Ikehara, M Wakatsuchi

MARINE MICROPALEONTOLOGY, 49(3) 195-230, Oct, 2003
Structure and seasonal variability of the East Sakhalin Current

Mizuta, G, K. I. Ohshima, Y. Fukamachi, M. Wakatsuchi

J. Phys. Oceanogr., 33(11) 2430-2445, 2003
Distribution and formation of Okhotsk Sea Intermediate Water; an analysis of isopycnal climatology data

Itoh, M, K. I. Ohshima, M. Wakatsuchi

J. Geophys. Res., 108(C8) 3258, 2003

Professional Memberships

Research Projects

南北南極域海氷変動機構とその気候変化へのインパクト

科学研究費補助金, 2005 - 2007
南大洋海洋循環および南極底層水生成機構
Ocean Circulation in the Sea of Okhotsk Formation of the Antarctic Bottom Water