Rchr

J-GLOBAL ID：200901060921586168 Update date: Nov. 14, 2024

Umezawa Yu

ウメザワユウ | Umezawa Yu

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://yuumezawa.com/

Research field (4)： Aquaculture , Atmospheric and hydrospheric science , Ecology and environmental science , Environmental dynamics

Research keywords (2)：海洋生物地球化学 , Marinebiogeochemistry

Research theme for competitive and other funds (54)：

2024 - 2028 熱帯農地における生物的炭素隔離の実現に必要な機序解明と活用
2021 - 2028 Towards Sustainable Nitrogen Use Connecting Human Society and Nature
2022 - 2027 陸海境界領域を含む沿岸域における陸起源物質の動態解明と縁辺海への輸送量の定量
2021 - 2025 Model & scenario analyses of the response of coastal ecosystems to industrial structural changes in the Republic of Palau
2019 - 2022 Environmental factors controlling accumulation of refractory components of macrophyte contributing to an increase of carbon sequestration to the ocean

2018 - 2022 食物網構造とCO2ガス交換のカップリングによる浅海域における炭素循環の統一的理解

2018 - 2020 有明海奥部における物質循環変動機構の解明と環境再生策に関する研究

2011 - 2020 The Study of Kuroshio Ecosystem Dynamics for Sustainable Fisheries

2013 - 2017 Application of oxygen isotope systematics of dissolved phosphate to the study of biological production and phosphorus cycling in coastal marine ecosystems

2013 - 2017 Cooperative Monigoring Project at Ariake Sea (COMPAS)

2014 - 2016 Complex functions of trace metals on regulation of nitrogen cycle in the subsurface ocean

2012 - 2016 The effects of bioproduction in the East China Sea on cloud fields viewed from marine bio-originated aerosols

2011 - 2016 Responses of biogeochemical carbon cycle to regional environmental changes in tropical archipelago of the Philippines

2014 - 2016 Physical-Chemical-Biological processes controlling primary production and nutrient dynamics on the continental shelf of East China Sea

2013 - 2015 Evaluation of ecological functions of sulfer oxidizing bacteria at hypoxic waters in inner bay, as carbon sink and depressor effect for blue tide

2012 - 2015 Impact of marine biogenic aerosols on the clouds over East China Sea

2012 - 2014 The use of bulk and compound specific isotopes of nutrients and organisms to estimate the feeding and swimming behavior of the coastal fishes

2013 - 2014 Environment conservation and development of fishery resources at Lake Victoria

2012 - 2014 安全な海洋生物資源の利用に向けた学際的なフィールド研究の国際展開:東シナ海をモデルとした生態系の健全性の診断と監視

2012 - 2013 Feeding and migratory behaviors of coastal fishes clarified based on stable isotopes in nutrients and amino acids

2011 - 2013 Research on the benthic comunities at intertidal flat and their ecological functions for the cooperative conservation activity in Amakusa and Shimabara areas

2010 - 2013 Trial experiments on ecological remediation of hypoxia in semi-closed bay, Omura Bay

2009 - 2013 Coastal Ecosytem Conservation and Adaptive Management under Local and Global Environmental Impacts in the Philippines

2011 - 2012 Role of iron as a regulator of nitrogen cycle in the subsurface ocean

2010 - 2012 Investigation of microbial communities causing hypoxia following to Chattonella antiqua red tide

2010 - 2012 Estimation of the impacts of Asian dust on primary production

2010 - 2011 Investigation of anti-biotic reaction related to biogeochemistry of inorganic nitrogen

2010 - 2011 Clarification of SGD effects on fisheries resources based on stable & radio isotopes techniques

2009 - 2011 Adaptive management for water resources at atoll islands in Pacific Ocean

2009 - 2011 Effects of hypoxia in semi-closed bay on marine ecosystem

2007 - 2011 東シナ海・長崎近海における水産資源維持管理に向けた物質循環研究

2011 - バルク&アミノ酸同位体を利用した海洋生物の摂餌・行動生態解析

2010 - 2010 Evaluation of the effects of the opening of the isahaya Bay dike on the surrounding marine environments

2010 - 大陸起源の大気降下物の日本沿岸の水産資源への影響評価

2010 - Evaluation of the impacts of atmospheric depositions on fisheries resources in coastal areas

2009 - 2009 放射性同位体を用いた大阪湾栄養塩循環の解明

2007 - 2009 Effect of groundwater and seawater interaction on nitrogen dynamics in coastal sediment of inland sea

2009 - 東シナ海における物質循環研究

2009 - Nitrogen and phosphorus cycles at East China Sea

2008 - 2008 リン化合物の酸素同位体比分析と段階別海洋教育プログラムの習得

2008 - 有明海における物質循環の解明

2008 - Nitrogen and phosphorus cycles at Ariake Bay

2006 - 2006 大型藻類の窒素取り込み時における同位体分別メカニズムの研究

2006 - アジア各国における地下水汚染の評価

2006 - Evaluation of groundwater pollution in Asian mega-cities

2003 - 2005 多角的アプローチによる熱帯・亜熱帯海域の窒素循環の解明

2002 - 栄養塩取り込みに関する大型藻類の生理特性の解明-特に同位体分別に着目して-

2002 - Isotopic fractionation associated with nutrient uptakes by macroalgae

1997 - 沿岸生態系における窒素動態の解明

1997 - 地下水を通した栄養塩の海域への流出量の定量評価

1997 - 陸起源物質の海洋生態系への影響評価

1997 - Evaluation of nitrogen cycles in coastal waters

1997 - Estimation of nutrients input through SGD (submarine groundwater discharge)

1997 - Evaluation of the impacts of terrestrial materials on marine ecosystem

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Papers (64)：

Yosuke Ohno, Yu Umezawa, Takeshi Okunishi, Ryuji Yukami, Yasuhiro Kamimura, Chikage Yoshimizu, Ichiro Tayasu. Investigation of inter-annual variation in the feeding habits of Japanese sardine (Sardinops melanostictus) and mackerels (Scomber spp.) in the Western North Pacific based on bulk and amino acid stable isotopes. Frontiers in Marine Science. 2023. 10
Akio Tamaki, Yu Umezawa, Yuichiro Hongo, Tetsutaro Takikawa. Long-term variability in larval recruitment rates of a callianassid shrimp population on an intertidal sandflat in an estuary-to-coastal ocean interface area in relation to river discharge and shelf water movement, western Kyushu, Japan. Journal of Oceanography. 2023
Hisashi Endo, Yu Umezawa, Shigenobu Takeda, Koji Suzuki. Haptophyte communities along the Kuroshio Current reveal their geographical sources and ecological traits. Molecular Ecology. 2022. 32. 1. 110-123
Ariana Chih-Hsien Liu, Feng-Hsun Chang, Jinny Wu Yang, Hiroaki Saito, Yu Umezawa, Chung-Chi Chen, Sen Jan, Chih-hao Hsieh. Free-living marine bacterioplankton composition and diversity along the Kuroshio region. Deep Sea Research Part I: Oceanographic Research Papers. 2022. 183. 103741-103741
Yu Umezawa, Kanae Toyoshima, Yu Saitoh, Shigenobu Takeda, Kei Tamura, Chiaki Tamaya, Akira Yamaguchi, Chikage Yoshimizu, Ichiro Tayasu, Kazuaki Kawamoto. Evaluation of origin-depended nitrogen input through atmospheric deposition and its effect on primary production in coastal areas of western Kyusyu, Japan. Environmental Pollution. 2021. 291. 118034-118034

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MISC (55)：

梅澤有, 安元純, 山口聖, 林美鶴, 清水裕太, 小野寺真一. Evaluation of submerged groundwater discharge along the coastal line in the Osaka Bay based on ²²²Rn. 月刊海洋. 2024. 56. 3
Toshiya Katano, Yu Umezawa, Hideaki Nomura, Toshio Furota. Special issue: Past, present, and future of Tokyo Bay. Aquabiology. 2019. 41. 2. 115-117
梅澤有, 栗原晴子, 安田仁奈, 水山克, 水山克, 北野裕子, 中村隆志, 佐藤崇範, 今宮則子. サンゴ礁の危機を学び保全を考える「サンゴすごろく」の作成と検討. 日本サンゴ礁学会大会講演要旨集. 2019. 22nd
KUWAE Tomohiro, YOSHIDA Goro, HORI Masakazu, WATANABE Kenta, TANAYA Toko, OKADA Tomonari, UMEZAWA Yu, SASAKI Jun. NATIONWIDE ESTIMATE OF THE ANNUAL UPTAKE OF ATMOSPHERIC CARBON DIOXIDE BY SHALLOW COASTAL ECOSYSTEMS IN JAPAN. Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering). 2019. 75. 1. 10-20
UMEZAWA Yu, KURIHARA Haruko. Perspective on public relations and outreach activities after incorporation of JCRS. Journal of the Japanese Coral Reef Society. 2018. 20. 1. 99-103

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Books (9)：

A Handbook on Fisheries Science
生物研究社 2016
A guidline of ocean observation
The Oceanographic Society of Japan 2015
Asian Megacities
新泉社 2011
Asian Megacity
2011
Encyclopedia of Global Environmental Studies
弘文堂 2010

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Lectures and oral presentations (29)：

陸水由来の栄養塩が海域生態系に与える影響の多様性
(日本地球惑星科学連合大会 2016)
Food source and habitat conditions of the larvae of the ghost shrimp Nihonotrypaea harmandi, estimated based on stable isotopes analysis of bulk and amino acids
(Ocean Science Meeting 2014)
The availability of dissolved organic phosphorus in the northeast of the East China Sea
(The 7th PEACE Ocean Science Workshop 2014)
フィリピンBolinao海域における養魚場等起源の有機物・栄養塩が隣接するサンゴ礁に与える影響の解析
(JCRS 2013)
Seasonal shift of the contribution of Changjiang River and Kuroshio water to nutrient dynamics at continental shelf of East China Sea
(Ocean Science Meeting 2012)

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Education (2)：

1998 - 2004 The University of Tokyo Graduate School of Science Earth and Planetary Science
1994 - 1998 The University of Tokyo Faculty of Science Department of Geography

Professional career (1)：

DSc (The University of Tokyo)

Work history (12)：

2024/04 - 現在 Tokyo University of Agriculture and Technology Department of Environmental Science on Biosphere Professor
2017/09 - 2024/03 Tokyo University of Agriculture and Technology Department of Environmental Science on Biosphere Associate Professor
2012/03 - 2017/08 Nagasaki University Fisheries and Environmental Sciences Associate Professor
2008/02 - 2012/03 Nagasaki University Faculty of Fisheries Assistant Professor
2008 - 2012 Assistant Professor,Marine Biology and Dynamics,Faculty of Fisheries,Nagasaki University

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Committee career (11)：

2018 - 現在日本サンゴ礁学会広報・社会連携担当理事
2018 - 現在日本海洋学会沿岸海洋研究会地区委員
2017 - 現在日本海洋学会海洋環境問題研究会会長
2014 - 現在日本海洋学会海洋環境委員会委員
2014 - 現在日本サンゴ礁学会広報委員会委員長

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Awards (4)：

2014 - 日本海洋学会沿岸海洋研究部会速水論文賞
2011 - 日本海洋学会海洋環境科学賞
2010 - 日本サンゴ礁学会川口奨励賞
2003 - 日本サンゴ礁学会優秀発表賞

Association Membership(s) (7)：

JAPAN GEOSCIENCE UNION , American Geophysical Union , American Society of Limnology and Oceanography , International Society for Reef Studies , Japan Coral Reef Society , Japan Oceanograpy Society , The Oceanographic Society of Japan

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