博士（理学）, 東京大学

魚群探知機

養殖

海洋生態系モデル

黒潮

水産資源

Environmental science/Agricultural science, Environmental dynamics

Natural sciences, Atmospheric and hydrospheric science

Life sciences, Aquaculture

Apr. 2020 - Mar. 2025
Japan Agency for Marine-Earth Science and Technology, 付加価値情報創生部門 地球情報科学技術センター データ統融合解析研究グループ, 研究員

Oct. 2018 - Mar. 2020
Japan Science and Technology Agency, さきがけ専任研究者

Apr. 2018 - Sep. 2018
Japan Agency for Marine-Earth Science and Technology, 東日本海洋生態系変動解析プロジェクトチーム, 特任研究員

Apr. 2015 - Mar. 2018
日本学術振興会, 特別研究員（PD）

Sep. 2015 - Jun. 2016
Rutgers University, Visiting scholar

Jul. 2011 - Mar. 2015
Japan Agency for Marine-Earth Science and Technology, 地球情報基盤センター, 特任技術研究員

Dec. 2010 - Jun. 2011
The University of Tokyo, Atmosphere and Ocean Research Institute, 特任研究員

Apr. 2006 - Nov. 2010, 東京大学大学院, 地球惑星科学専攻, 博士課程

Apr. 2004 - Mar. 2006, 東京大学大学院, 地球惑星科学専攻, 修士課程

Apr. 2002 - Mar. 2004, The University of Tokyo, Faculty of Science, Department of Earth and Planetary Physics

Apr. 2000 - Mar. 2002, The University of Tokyo, College of Arts and Sciences, 理科一類

Mar. 2025 - Present
理事, 水産海洋学会

Mar. 2025 - Present
学会賞受賞候補推薦委員, 水産海洋学会

2017 - Present
国際誌編集委員, 水産海洋学会

2016 - Present
活性化委員, 水産海洋学会

Jim Falk; Misuzu Asari; Faten Bahar; Swadhin Behera; Joachim von Braun; Thierry Caquet; Rita Colwell; Richard Damania; Kristie Ebi; Adel El Sayed Tawfik El-Beltagy; Ismahane Elouafi; Masayoshi Honma; Laila Iskanda; Melanie Kohler; Phoebe Koundouri; Rattan Lal; Margaret Leinen; Catherine Mulligan; Haruka Nishikawa; Phillipp Pattberg; Sivapuram Prabhakar; Ronald Roopnarine; Ismail Serageldin; Mark Smith; Kaoru Takara; Kazuhiko Takeuchi; Chiho Watanabe; Qingfeng Zhang
Food security in a time of climate-food-water-energy convergence
SUSTAINABILITY SCIENCE, 16 Feb. 2026

Haruka Nishikawa; Daisuke Matsuoka; Yasushi Nishimori; Takeharu Yamaguchi; Masanori Ito; Yoshitaka Watanabe; Daisuke Sugiyama; Tatsu Kuwatani; Yoichi Ishikawa
Estimation of the fish number in farming cage from the fish finder echo images via machine learning
Aquacultural Engineering, Jun. 2025
109, 102505, 102505

Tatsu Kuwatani; Hideitsu Hino; Haruka Nishikawa; Shotaro Akaho
Data-driven proactive prediction of pumice drifting patterns using similarity search of the Kuroshio current axis
npj Natural Hazards, 24 Apr. 2025
2, 1

Reona Hiramine; Daisuke Ishimura; Masashi Nagai; Takahiro Miwa; Haruka Nishikawa; Tatsu Kuwatani; Tomoki Sato; Kenta Yoshida
Pumice Drifting from Ioto Volcano in the Izu–Bonin Arc to the Nansei Islands, Japan
Island Arc, Jan. 2025

Hiromi K. Watanabe; Yukiko Nagai; Saburo Sakai; Genki Kobayashi; Luna Yamamori; Noriko Tada; Tatsu Kuwatani; Haruka Nishikawa; Takuto Horigome; Haruka Uehara; Yoichi Yusa
Heterogeneous shell growth of the neustonic goose barnacle Lepas anserifera
Marine Biology, Aug. 2024

H Nishikawa; H Tsujino; S Nishikawa; SI Nakayama; H Nakano; T Sugiyama; Y Ishikawa
Long-term comparison between the Japanese sardine Sardinops melanostictus stock level and simulated zooplankton density around the Kuroshio region
Marine Ecology Progress Series, 30 Jul. 2024
741, 271, 287
[Reviewed]
Lead

Tatsu KUWATANI; Kaoru KITAO; Haruka NISHIKAWA; Noriko TADA; Hiromi Kayama WATANABE
点群PNG を用いた軽石漂流シミュレーション結果の可視化： 漂流軽石のハザード評価システムの構築に向けて
Geoinformatics, 25 Sep. 2023
34, 3, 61, 68

Taro Ichii; Hiromichi Igarashi; Mao Mori; Kedarnath Mahapatra; Haruka Nishikawa; Takehiro Okuda
Impact of the climate regime shift around 2000 on recruitment of Antarctic krill at the Antarctic Peninsula and South Georgia
Progress in Oceanography, Apr. 2023
213, 103020, 103020

Haruka Nishikawa; Tatsu Kuwatani; Noriko Tada; Hiromi Kayama Watanabe
Simulated distributions of pumice rafts in Japan following eruptions at volcanic islands and submarine volcanoes
PROGRESS IN EARTH AND PLANETARY SCIENCE, Apr. 2023
10, 1

Haruka Nishikawa; Sachihiko Itoh; Ichiro Yasuda; Kosei Komatsu
Overlap between suitable nursery grounds for Japanese anchovy ( Engraulis japonicus ) and Japanese sardine ( Sardinops melanostictus ) larvae
Aquaculture, Fish and Fisheries, 11 Apr. 2022
2, 3, 179, 188

Noriko Tada; Haruka Nishikawa; Hiroshi Ichihara; Hiromi Kayama Watanabe; Tatsu Kuwatani
Drift of an ocean bottom electromagnetometer from the Bonin to Ryukyu Islands: estimation of the path and travel time by numerical tracking experiments
Earth, Planets and Space, Dec. 2021
73, 1

Haruka Nishikawa; Shiro Nishikawa; Hiroshi Ishizaki; Tsuyoshi Wakamatsu; Yoichi Ishikawa
Detection of the Oyashio and Kuroshio fronts under the projected climate change in the 21st century
PROGRESS IN EARTH AND PLANETARY SCIENCE, Jun. 2020
7, 1

Haruka Nishikawa
Relationship between recruitment of Japanese sardine (Sardinops melanostictus) and environment of larval habitat in the low-stock period (1995-2010)
FISHERIES OCEANOGRAPHY, Mar. 2019
28, 2, 131, 142

Haruka Nishikawa; Enrique N. Curchitser; Jerome Fiechter; Kenneth A. Rose; Kate Hedstrom
Using a climate-to-fishery model to simulate the influence of the 1976-1977 regime shift on anchovy and sardine in the California Current System
PROGRESS IN EARTH AND PLANETARY SCIENCE, Jan. 2019
6

Ichii Taro; Nishikawa Haruka; Mahapatra Kedarnath; Okamura Hiroshi; Igarashi Hiromichi; Sakai Mitsuo; Suyama Satoshi; Nakagami Masayasu; Naya Miyako; Usui Norihisa; Okada Yoshihiro
Oceanographic factors affecting interannual recruitment variability of Pacific saury (Cololabis saira) in the central and western North Pacific
FISHERIES OCEANOGRAPHY, Sep. 2018
27, 5, 445, 457
[Reviewed]

Norihisa Usui; Tsuyoshi Wakamatsu; Yusuke Tanaka; Nariaki Hirose; Takahiro Toyoda; Shiro Nishikawa; Yosuke Fujii; Yasushi Takatsuki; Hiromichi Igarashi; Haruka Nishikawa; Yoichi Ishikawa; Tsurane Kuragano; Masafumi Kamachi
Four-dimensional variational ocean reanalysis: a 30-year high-resolution dataset in the western North Pacific (FORA-WNP30)
JOURNAL OF OCEANOGRAPHY, Apr. 2017
73, 2, 205, 233
[Reviewed]

Nishikawa, H; N. Usui; M. Kamachi; Y. Tanaka; Y. Ishikawa
Link between the interannual variability in the Kuroshio-Oyashio layered structure and the chlorophyll-a concentrations in the Kuroshio Extension during spring
Oceanography in Japan, Sep. 2016
25, 5, 133, 144
[Reviewed]

Hiromichi Igarashi; Yoichi Ishikawa; Haruka Nishikawa; Norihisa Usui; Mitsuo Sakai; Sei-ichi Saitoh; Yutaka Imamura
Habitat Suitability Index Model for Neon Flying Squid Adding Its Stock Effect
TECHNO-OCEAN 2016: RETURN TO THE OCEANS, 2016
449, 453
[Reviewed]

Yoshiki Kato; Mitsuo Sakai; Haruka Nishikawa; Hiromichi Igarashi; Yoichi Ishikawa; Dharmamony Vijai; Yasunori Sakurai; Toshie Wakabayshi; Toshiyuki Awaji
Stable isotope analysis of the gladius to investigate migration and. trophic patterns of the neon flying squid (Ommastrephes bartramii)
FISHERIES RESEARCH, Jan. 2016
173, 169, 174
[Reviewed]

Haruka Nishikawa; Takahiro Toyoda; Shuhei Masuda; Yoichi Ishikawa; Yuji Sasaki; Hiromichi Igarashi; Mitsuo Sakai; Masaki Seito; Toshiyuki Awaji
Wind-induced stock variation of the neon flying squid (Ommastrephes bartramii) winter-spring cohort in the subtropical North Pacific Ocean
FISHERIES OCEANOGRAPHY, May 2015
24, 3, 229, 241
[Reviewed]

Haruka Nishikawa; Hiromichi Igarashi; Yoichi Ishikawa; Mitsuo Sakai; Yoshiki Kato; Masahito Ebina; Norihisa Usui; Masafumi Kamachi; Toshiyuki Awaji
Impact of paralarvae and juveniles feeding environment on the neon flying squid (Ommastrephes bartramii) winter-spring cohort stock
FISHERIES OCEANOGRAPHY, Jul. 2014
23, 4, 289, 303
[Reviewed]

Haruka Nishikawa; Ichiro Yasuda; Sachihiko Itoh; Kosei Komatsu; Hideharu Sasaki; Yoshikazu Sasai; Yoshioki Oozeki
Transport and survival of Japanese sardine (Sardinops melanostictus) eggs and larvae via particle-tracking experiments
FISHERIES OCEANOGRAPHY, Nov. 2013
22, 6, 509, 522
[Reviewed]

Haruka Nishikawa; Ichiro Yasuda; Kosei Komatsu; Hideharu Sasaki; Yoshikazu Sasai; Takashi Setou; Manabu Shimizu
Winter mixed layer depth and spring bloom along the Kuroshio front: implications for the Japanese sardine stock
MARINE ECOLOGY PROGRESS SERIES, 2013
487, 217, 229
[Reviewed]

Haruka Nishikawa; Ichiro Yasuda
Long-term variability of winter mixed layer depth and temperature along the Kuroshio jet in a high-resolution ocean general circulation model
JOURNAL OF OCEANOGRAPHY, Aug. 2011
67, 4, 503, 518
[Reviewed]

Haruka Nishikawa; Ichiro Yasuda; Sachihiko Itoh
Impact of winter-to-spring environmental variability along the Kuroshio jet on the recruitment of Japanese sardine (Sardinops melanostictus)
FISHERIES OCEANOGRAPHY, 2011
20, 6, 570, 582
[Reviewed]

Sachihiko Itoh; Toshiro Saruwatari; Haruka Nishikawa; Ichiro Yasuda; Kosei Komatsu; Atsushi Tsuda; Takashi Setou; Manabu Shimizu
Environmental variability and growth histories of larval Japanese sardine (Sardinops melanostictus) and Japanese anchovy (Engraulis japonicus) near the frontal area of the Kuroshio
FISHERIES OCEANOGRAPHY, 2011
20, 2, 114, 124
[Reviewed]

Sachihiko Itoh; Ichiro Yasuda; Haruka Nishikawa; Hideharu Sasaki; Yoshikazu Sasai
Transport and environmental temperature variability of eggs and larvae of the Japanese anchovy (Engraulis japonicus) and Japanese sardine (Sardinops melanostictus) in the western North Pacific estimated via numerical particle-tracking experiments
FISHERIES OCEANOGRAPHY, 2009
18, 2, 118, 133
[Reviewed]

Haruka Nishikawa; Ichiro Yasuda
Japanese sardine (Sardinops melanostictus) mortality in relation to the winter mixed layer depth in the Kuroshio Extension region
FISHERIES OCEANOGRAPHY, 2008
17, 5, 411, 420
[Reviewed]

TANAKA YUUSUKE; ISHIKAWA YOICHI; IGARASHI HIROMICHI; NISHIKAWA HARUKA; KAMACHI MASAFUMI
The development of high-resolution ocean numerical model for off-coast of Sanriku
NIPPON SUISAN GAKKAISHI, 2018
84, 6, 1047, 1049

伊藤 幸彦; 西川 悠; 小松 幸生
黒潮域における物理環境とイワシ類仔稚魚の輸送・成長特性 (2015年度水産海洋シンポジウム 豊かな魚類生産を支える黒潮 : その生物生産の仕組みと変動機構)
水産海洋研究 = Bulletin of the Japanese Society of Fisheries Oceanography, Nov. 2015
79, 4, 372, 374

西川 悠; 石川 洋一; 田中 裕介
Estimating the impact of global warming on the neon flying squid by using forecast OGCMs
水産海洋研究 = Bulletin of the Japanese Society of Fisheries Oceanography, May 2015
79, 2, 52, 60

五十嵐 弘道; 石川 洋一; 若松 剛; 田中 裕介; 西川 史朗; 西川 悠; 蒲地 政文; 倉賀野 連; 高槻 靖; 藤井 陽介; 碓氷 典久; 豊田 隆寛; 広瀬 成章
P113 北西太平洋海洋長期再解析(FORA-WNP30) : 2.パフォーマンスの評価とデータ公開について(ポスター・セッション)
大会講演予講集, 2015
108, 193, 193

石川 洋一; 五十嵐 弘道; 若松 剛; 田中 裕介; 西川 史朗; 西川 悠; 蒲地 政文; 倉賀野 連; 高槻 靖; 藤井 陽介; 碓氷 典久; 豊田 隆寛; 広瀬 成章
D163 北西太平洋海洋長期再解析(FORA-WNP30) : 1.データ同化システムとプロダクトの概要(気象予報・データ同化,一般口頭発表)
大会講演予講集, 2015
108, 173, 173

伊藤 幸彦; 安田 一郎; 西川 悠; 佐々木 英治; 笹井 義一
高解像度海洋大循環モデルを用いた太平洋海域におけるマイワシ・カタクチイワシの輪送生残過程の解析
水産海洋研究, 01 May 2011
75, 2, 99, 102

安田 一郎; 伊藤 幸彦; 西川 悠
Japanese sardine Sardinops melanostictus around formation regions of North Pacific Subtropical Mode Water
海洋と生物, Jun. 2010
32, 3, 226, 231

日本海洋学会; 日本海洋政策学会
海の事典 : 海の未来を考える = Encyclopedia of ocean sciences
朝倉書店, Oct. 2025
9784254180688

西川悠; 五十嵐弘道; 渡部裕美; 前田智也; 高杉新
海洋生物学における粒子追跡実験の現在と未来　　　　　　　　　　　　　　　
海洋生物シンポジウム2026, 20 Mar. 2026, [Invited]

Haruka Nishikawa; Yoshimasa Matsumura; Masao Kurogi; Dai Yamazaki; Hiroyasu Hasumi
Estimating the influence of river nutrients on the eelgrass via the coastal-offshore seamless simulation
PICES2025, 12 Nov. 2025

西川悠; 前田智也; 高杉新; 五十嵐弘道
八丈島のメダイCPUE経年変動要因　　　　　　　　　　　　　　　
2025年度水産海洋学会研究発表大会, 02 Nov. 2025

Harauka Nishikawa
Small Pelagic Fish under the climate change　　　　　　　　　　　　　　　
RACC2025, 04 Oct. 2025, [Invited]

西川悠; 五十嵐弘道; 山北剛久; 松村義正
シミュレーションによる藻場由来炭素貯留量の推定
• 沿岸海洋シンポジウム2025, 21 Sep. 2025, [Invited]

西川悠
海のデータ利用 〜マイワシと軽石と〜　　　　　　　　　　　　　　　
2025大阪・関西万博「BLUE OCEAN DOME (ZERI JAPAN)」UNESCO-IOC×海洋教育:OCEAN LITERACY, 25 Aug. 2025, [Invited]

Aug. 2025 - Present
日本水産学会