研究者情報
researchmap URL
経歴(RM)
- 2024年04月 - 現在
東北大学・海洋研究開発機構 変動海洋エコシステム高等研究所(兼職), 海洋物質循環観測統合解析ユニット, 研究員 - 2020年04月 - 現在
国立研究開発法人海洋研究開発機構, 海洋観測研究センター 海洋物理・化学研究グループ, 研究員 - 2015年04月 - 2020年03月
国立研究開発法人 海洋研究開発機構, 全球海洋化学・物理研究グループ, 技術研究員 - 2008年04月 - 2015年03月
北海道大学地球環境科学研究員, 地球圏科学部門気候力学分野, 博士研究員 - 2011年03月 - 2012年02月
スイス連邦工科大学, 環境物理学部, 客員研究員 - 2007年04月 - 2007年07月
北海道東海大学, 非常勤講師 - 2005年04月 - 2007年03月
北海道大学地球環境科学研究院, 21世紀COEプログラム リサーチアシスタント - 2002年04月 - 2005年03月
日本工営株式会社
学歴
研究活動情報
論文
- Masahide Wakita; Akira Nagano; Hiroshi Uchida; Yoshiyuki Nakano; Katsunori Kimoto; Masahito Shigemitsu; Kana Nagashima; Fumikazu Taketani; Tetsuichi Fujiki; Maki Noguchi-Aita; Kosei Sasaoka; Tsuneo Ono; Toshihiko Takemura
Ocean acidification and changes in biological production in the western subarctic region of the North Pacific over the quarter century, 1999–2023
Progress in Earth and Planetary Science, 2026年02月14日
13, 1
[査読有り] - Ryan J. Woosley; Jessica A. Bruno; Daina Neithardt; Zhaohui Aleck Wang; Nagisa Fujiki; Masahito Shigemitsu; Akihiko Murata
Comparison of open cell and single‐step total alkalinity titration methods and implications for organic alkalinity
Limnology and Oceanography: Methods, 2025年12月
[査読有り] - Akira Nagano; Masahito Shigemitsu; Masahide Wakita
Dissolved inorganic carbon entrainment into the mixed layer of the western subarctic North Pacific: a key process of ocean acidification under historical carbon dioxide emissions
Progress in Earth and Planetary Science, 2025年06月16日
12, 1
[査読有り] - Masahito Shigemitsu; Kosei Sasaoka; Masahide Wakita; Taichi Yokokawa; Taketo Hashioka; K. Arulananthan; Akihiko Murata
Controlling factors of latitudinal distribution of dissolved organic matter in the upper layers of the Indian Ocean
Progress in Earth and Planetary Science, 2024年04月11日
[査読有り]
筆頭著者, 責任著者 - C. Yoshikawa; M. Shigemitsu; A. Yamamoto; A. Oka; N. Ohkouchi
A nitrogen isoscape of phytoplankton in the western North Pacific created with a marine nitrogen isotope model
Frontiers in Marine Science, 2024年01月
11
[査読有り] - Shigemitsu M; Duteil O; Ito T; Tjiputra J; Eddebbar Y
Editorial: Constraining uncertainties in hindcasts and future projections of marine deoxygenation
Frontiers in Marine Science, 2023年12月
10:1355015
[査読有り]
筆頭著者, 責任著者 - Masahito Shigemitsu; Taichi Yokokawa; Hiroshi Uchida; Shinsuke Kawagucci; Akihiko Murata
Sedimentary supply of humic-like fluorescent dissolved organic matter and its implication for chemoautotrophic microbial activity in the Izu-Ogasawara Trench
Scientific Reports, 2021年09月
11, 19006
[査読有り]
筆頭著者, 責任著者 - Shigemitsu, M; H. Uchida; T. Yokokawa; K. Arulananthan; A. Murata
Determining the distribution of fluorescent organic matter in the Indian Ocean using in situ fluorometry
Frontiers in Microbiology, 2020年12月
11
[査読有り]
筆頭著者, 責任著者 - Yokohata, T.; Tanaka, K.; Nishina, K.; Takahashi, K.; Emori, S.; Kiguchi, M.; Iseri, Y.; Honda, Y.; Okada, M.; Masaki, Y.; Yamamoto, A.; Shigemitsu, M.; Yoshimori, M.; Sueyoshi, T.; Iwase, K.; Hanasaki, N.; Ito, A.; Sakurai, G.; Iizumi, T.; Nishimori, M.; Lim, W. H.; Miyazaki, C.; Okamoto, A.; Kanae, S.; Oki, T.
Visualizing the Interconnections Among Climate Risks
Earth's Future, 2019年
7, 85, 100
[査読有り] - Hoshiba, Y; T. Hirata; M. Shigemitsu; H. Nakano; T. Hashioka; Y. Masuda; Y. Yamanaka
Biological data assimilation for parameter estimation of a phytoplankton functional type model for the western North Pacific
Ocean Sci., 2018年
14, 3, 371, 386
[査読有り] - Shigemitsu, M.; Yamamoto, A.; Oka, A.; Yamanaka, Y.
One possible uncertainty in CMIP5 projections of low-oxygen water volume in the Eastern Tropical Pacific
Global Biogeochemical Cycles, 2017年
31, 5
[査読有り]
筆頭著者, 責任著者 - M. Shigemitsu; N. Gruber; A. Oka; Y. Yamanaka
Potential use of the N-2/Ar ratio as a constraint on the oceanic fixed nitrogen loss
GLOBAL BIOGEOCHEMICAL CYCLES, 2016年04月
30, 4, 576, 594
[査読有り]
筆頭著者, 責任著者 - 重光雅仁; 山中康裕
海洋生態系モデル(Marine Ecosystem Model:MEM)の概要
月刊海洋, 2016年
548, 281, 290
筆頭著者 - 山本 彬友; 阿部 彩子; 重光 雅仁; 岡 顕; 高橋 邦生; 大垣内 るみ; 山中 康裕
南大洋における深層循環の回復と全球的な深層溶存酸素の回復: GCMを用いた長期(2000年)温暖化実験
日本地球化学会年会要旨集, 2015年
62, 91 - Yamamoto, A.; Abe-Ouchi, A.; Shigemitsu, M.; Oka, A.; Takahashi, K.; Ohgaito, R.; Yamanaka, Y.
Global deep ocean oxygenation by enhanced ventilation in the Southern Ocean under long-term global warming
Global Biogeochemical Cycles, 2015年
29, 10, 1801, 1815
[査読有り] - Masanori Ito; Yutaka W. Watanabe; Masahito Shigemitsu; Shinichi S. Tanaka; Jun Nishioka
Application of chemical tracers to an estimate of benthic denitrification in the Okhotsk Sea
JOURNAL OF OCEANOGRAPHY, 2014年10月
70, 5, 415, 424
[査読有り] - Yutaka W. Watanabe; Masahito Shigemitsu; Takashi Ujiie; Hideki Minami
Decadal shift of biogenic sinking particle flux in the western North Pacific subpolar region
GEOPHYSICAL RESEARCH LETTERS, 2014年01月
41, 2, 513, 518
[査読有り] - K. Suzuki; A. Hattori-Saito; Y. Sekiguchi; J. Nishioka; M. Shigemitsu; T. Isada; H. Liu; R. M. L. McKay
Spatial variability in iron nutritional status of large diatoms in the Sea of Okhotsk with special reference to the Amur River discharge
BIOGEOSCIENCES, 2014年
11, 9, 2503, 2517
[査読有り] - Watanabe, Y.W; M. Shigemitsu; T. Ujiie; H. Minami
Significant decadal shift of oceanic phytoplankton in the high-latitudinal North Pacific
Geophysical Research Letters, 2014年
41, 513, 518
[査読有り] - Masahito Shigemitsu; J. Nishioka; Y. W. Watanabe; Y. Yamanaka; T. Nakatsuka; Y. N. Volkov
Fe/Al ratios of suspended particulate matter from intermediate water in the Okhotsk Sea: Implications for long-distance lateral transport of particulate Fe
MARINE CHEMISTRY, 2013年12月
157, 41, 48
[査読有り]
筆頭著者, 責任著者 - Eric D. Galbraith; Markus Kienast; Ana Luiza Albuquerque; Mark A. Altabet; Fabian Batista; Daniele Bianchi; Stephen E. Calvert; Sergio Contreras; Xavier Crosta; Ricardo De Pol-Holz; Nathalie Dubois; Johan Etourneau; Roger Francois; Ting-Chang Hsu; Tara Ivanochko; Samuel L. Jaccard; Shuh-Ji Kao; Thorsten Kiefer; Stephanie Kienast; Moritz F. Lehmann; Philippe Martinez; Matthew McCarthy; Anna Nele Meckler; Alan Mix; Juergen Moebius; Tom F. Pedersen; Laetitia Pichevin; Tracy M. Quan; Rebecca S. Robinson; Evgeniya Ryabenko; Andreas Schmittner; Ralph Schneider; Aya Schneider-Mor; Masahito Shigemitsu; Dan Sinclair; Christopher Somes; Anja S. Studer; Jan-Erik Tesdal; Robert Thunell; Jin-Yu Terence Yang
The acceleration of oceanic denitrification during deglacial warming
NATURE GEOSCIENCE, 2013年07月
6, 7, 579, 584
[査読有り] - Takafumi Hirata; Stephane Saux-Picart; Taketo Hashioka; Maki Aita-Noguchi; Hiroshi Sumata; Masahito Shigemitsu; J. Icarus Allen; Yasuhiro Yamanaka
A comparison between phytoplankton community structures derived from a global 3D ecosystem model and satellite observation
Journal of Marine Systems, 2013年01月
109-110, 129, 137
[査読有り] - Rebecca S. Robinson; Markus Kienast; Ana Luiza Albuquerque; Mark Altabet; Sergio Contreras; Ricardo De Pol Holz; Nathalie Dubois; Roger Francois; Eric Galbraith; Ting-Chang Hsu; Tara Ivanochko; Samuel Jaccard; Shuh-Ji Kao; Thorsten Kiefer; Stephanie Kienast; Moritz F. Lehmann; Philippe Martinez; Matthew McCarthy; Juergen Moebius; Tom Pedersen; Tracy M. Quan; Evgeniya Ryabenko; Andreas Schmittner; Ralph Schneider; Aya Schneider-Mor; Masahito Shigemitsu; Dan Sinclair; Christopher Somes; Anja Studer; Robert Thunell; Jin-Yu Yang
A review of nitrogen isotopic alteration in marine sediments
PALEOCEANOGRAPHY, 2012年10月
27
[査読有り] - M. Shigemitsu; T. Okunishi; J. Nishioka; H. Sumata; T. Hashioka; M. N. Aita; S. L. Smith; N. Yoshie; N. Okada; Y. Yamanaka
Development of a one-dimensional ecosystem model including the iron cycle applied to the Oyashio region, western subarctic Pacific
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2012年06月
117, 6
[査読有り]
筆頭著者, 責任著者 - Masahito Shigemitsu; Yutaka W. Watanabe; Yasuhiro Yamanaka; Hajime Kawakami; Makio C. Honda
Relationship between Sinking Organic Matter and Minerals in the Shallow Zone of the Western Subarctic Pacific
JOURNAL OF OCEANOGRAPHY, 2010年10月
66, 5, 697, 708
[査読有り]
筆頭著者, 責任著者 - Masahito Shigemitsu; Yasuhiro Yamanaka; Yutaka W. Watanabe; Nobuhiro Maeda; Shinichiro Noriki
Seasonal characteristics of the nitrogen isotope biogeochemistry of settling particles in the western subarctic Pacific: A model study
EARTH AND PLANETARY SCIENCE LETTERS, 2010年04月
293, 1-2, 180, 190
[査読有り]
筆頭著者, 責任著者 - Daisuke Nagaoka; Masahito Shigemitsu; Masao Minagawa; Shinichro Noriki
Anthropogenic Pb in Settling Particulate Matter in the Northwestern Pacific Examined Using Stable Isotopes of Pb
JOURNAL OF OCEANOGRAPHY, 2010年02月
66, 1, 117, 132
[査読有り] - Y. W. Watanabe; J. Nishioka; M. Shigemitsu; A. Mimura; T. Nakatsuka
Influence of riverine alkalinity on carbonate species in the Okhotsk Sea
GEOPHYSICAL RESEARCH LETTERS, 2009年08月
36
[査読有り] - Masahito Shigemitsu; Yutaka W. Watanabe; Hisashi Narita
Sedimentary Inorganic Nitrogen and Its Isotope Ratio in the Western Subarctic Pacific over the Last 145 kyr
JOURNAL OF OCEANOGRAPHY, 2009年08月
65, 4, 541, 548
[査読有り]
筆頭著者, 責任著者 - Shigemitsu, M; Y. W. Watanabe; H. Narita
Time variations of δ15N of organic nitrogen in deep western subarctic Pacific sediment over the last 145kyr
Geochemistry, Geophysics, Geosystems, 2008年10月
9
[査読有り]
筆頭著者, 責任著者 - Yutaka W. Watanabe; Masahito Shigemitsu; Kazuaki Tadokoro
Evidence of a change in oceanic fixed nitrogen with decadal climate change in the North Pacific subpolar region
GEOPHYSICAL RESEARCH LETTERS, 2008年01月
35, 1
[査読有り] - Masahito Shigemitsu; Hisashi Narita; Yutaka W. Watanabe; Naomi Harada; Shizuo Tsunogai
Ba, Si, U, Al, Sc, La, Th, C and C-13/C-12 in a sediment core in the western subarctic Pacific as proxies of past biological production
MARINE CHEMISTRY, 2007年08月
106, 3-4, 442, 455
[査読有り]
筆頭著者, 責任著者 - 重光 雅仁; 渡辺 豊; 山中 康裕; 本多 牧生
西部北太平洋亜寒帯域 ”Twilight zone” における沈降粒子中窒素の分解過程とそれが窒素同位体比に及ぼす影響
日本地球化学会年会要旨集, 2007年
54, 24, 24 - 堀川恵司; 重光雅仁; 南川雅男
窒素同位体比を用いた古海洋解析
海の研究, 2007年
16, 375, 399
[査読有り]
MISC
- 脇田昌英; 永野憲; 内田裕; 中野善之; 木元克典; 重光雅仁; 長島佳菜; 竹谷文一; 藤木徹一; 野口真希; 笹岡晃征; 小埜恒夫
西部亜寒帯循環域K2測点における海洋酸性化と生物生産の変化
日本海洋学会大会講演要旨集(Web), 2024年
2024 - 山中康裕; 熊けん睿; 増田良帆; 重光雅仁; 佐藤祐介; 干場康博; 柴野良太; 田中朱美; 宮崎千尋
気候変動に対応した循環型食料生産等の確立のためのプロジェクト-水産分野における温暖化緩和技術の開発-地球温暖化が水産分野に与える影響評価と適応技術の開発-第1編 水産分野における温暖化緩和技術の開発 第2章 日本周辺海域の高解像度炭素・窒素循環モデルの開発 1 日本周辺海域の高解像度炭素・窒素循環モデルの開発
農林水産省農林水産技術会議事務局研究成果, 2016年
559 - HARADA N; T. KANAMATSU; K. KIMOTO; H. NARITA; T. SUGAWARA; H. MURAKI; A. KATO; K. MATSUO; Y. MATSUURA; S. KOYAMA; M. SHIGEMITSU
General features of sediment cores collected in the Okhotsk Sea and the adjacent area during the MR00-K03 cruise.
JAMSTEC REPORT, 2001年
43, 45, 54
書籍等出版物
講演・口頭発表等
- Masahito Shigemitsu; Hiroshi Uchida
Determining the distribution of fluorescent organic matter in the Indian Ocean using in situ fluorometery
Japan Geoscience Union Meeting 2025, 2025年05月28日 - Masahito Shigemitsu; Chisato Yoshikawa; Masahide Wakita; Akihiko Murata
Dissolved organic carbon (DOC) in the Indian Ocean
2019 Annual Meeting The Oceanographic Society of Japan SCOR-GEOTRACES Joint Session, 2019年09月26日 - Shigemitsu, M; M. Aoyama; T. Doi; T. Yokokawa; A. Murata
Revisiting the stoichiometry of marine organic matter decomposition
2018 Ocean Science Meeting, 2018年 - Shigemitsu, M; A. Yamamoto; A. Oka; Y. Yamanaka
Possible uncertainty in CMIP5 projections of low-oxygen water volume in the Eastern Tropical Pacific
JpGU-AGU Joint Meeting 2017, 2017年 - Shigemitsu, M; A. Yamamoto; A. Oka; Y. Yamanaka
Climate-driven variability and anthropogenic trend of oceanic suboxia
IMBER Open Science Conference, 2014年 - Shigemitsu, M; A. Yamamoto; Y. Yamanaka
Oxygen trends in the Atlantic over the 20th and 21st centuries projected by a 3D ocean biogeochemical model
Instability in the Earth System, 2013年 - higemitsu, M; J. Nishioka; Y. W. Watanabe; Y. Yamanaka; T. Nakatsuka
The role of suspended matters on Fe horizontal transport from continental shelf to the ocean interior
The 3rd Geotraces data/model synergy workshop, 2011年 - Shigemitsu, M; T. Okunishi; J. Nishioka; H. Sumata; T. Hashioka; N. M. Aita; S. L. Smith; N. Yoshie; Y. Yamanaka
Development of a one-dimensional ecosystem model including iron cycle
The 43rd international Liege colloquium, 2011年 - Shigemitsu, M; Y. Yamanaka; Y. W. Watanabe; N. Maeda; S. Noriki
Interpretation of seasonal variations of the δ15N of settling particulate nitrogen in the western subarctic Pacific
PAGES-IMAGES NICOPP workshop, 2010年 - Shigemitsu, M; Y. Yamanaka; Y. W. Watanabe; N. Okada; I. Kriest; A. Oschlies; N. Maeda; S. Noriki
Seasonal characteristics of the carbon isotope biogeochemistry of settling particles in the western subarctic Pacific: a model study
2nd Geotraces data/model synergy workshop, 2009年 - Shigemitsu, M; Y. Yamanaka; Y. W. Watanabe; N. Maeda; S. Noriki
Interpretation of the carbon isotopic signal variations of settling particles in the western subarctic Pacific using a one-dimensional ecosystem model including carbon isotopes
ASLO Aquatic Science Meeting, 2008年 - Shigemitsu, M; Y. W. Watanabe; N. Maeda; S. Noriki
Response of δ15N of settling particles to ocean stratification in the western subarctic North Pacific
9th Hokkaido University – Seoul National University Joint Symposium, 2007年
