航海番号 Number

KS-21-12

船舶名 Vessel

新青丸 Shinsei-Maru

出港 Departure

2021/06/25 高知 Kochi

入港 Arrival

2021/07/02 舞鶴 Maizuru

海域 Area

日本海、大和海盆
Yamato Basin, Sea of Japan

航海情報 Cruise information

航海題目 Title

日本海対馬暖流域における学際的合同海洋観測I: 海洋渦に捕捉される風成内部波の痕跡とその可視化
Interdisciplinary research program across the regions of Tsushima Warm Current - Part I: 3D visualization of wind-generated fine-scale internal waves associated with oceanic eddies

研究代表者 Principal Investigator

川口 悠介 (東京大学・大気海洋研究所)
KAWAGUCHI, Yusuke (AORI, The University of Tokyo)

調査概要 Research Summary

1. メソ・サブメソ渦と内部波エネルギーの立体的構造・分布に関する調査

2. 大和暖水渦での沈降物資のフラックス観測

3. 表層のメソ海洋構造に対するOcean DNAに関する調査

報告書・出版物 Reports and Publication

• JAMSTEC航海情報カタログ KS-21-12
• Ahmed, S.I., Z. Yu, T. Higuchi, J. Inoue, M.K.-S. Wong, S. Yoshizawa, S. Itoh, K. Komatsu, Y. Kawaguchi, E. Tsutsumi, Y. Lin, S. Hyodo, J. Morrongiello, and S. Ito, 2025: Fish species detection by environmental DNA metabarcoding by three surface sampling methods. Regional Studies in Marine Science
• Ahmed, S.I., Z. Yu, T. Higuchi, J. Inoue, M.K.-S. Wong, X. Wang, Y. Lin, S. Itoh, K. Komatsu, E. Tsutsumi, H. Fukuda, S. Hyodo, J. Morrongiello, E.M. Bendif, and S. Ito, 2026: Patterns in marine surface fish biodiversity and community composition detected by different eDNA metabarcoding sampling methods. Journal of Oceanography
• Lin, Y., Z. Yu, S.I. Ahmed, X. Wang, T. Higuchi, I. Yabe, M.K.-S. Wong, S. Itoh, E. Tsutsumi, H. Saito, K. Komatsu, A. Tsuda, Y. Kawaguchi, E. Oka, H. Obata, Y. Minegishi, H. Fukuda, J. Inoue, S. Hyodo, and S. Ito, 2026: Opposite latitudinal biodiversity gradient in the open ocean generated by transition zones: Insights from fish distribution in the Northwest Pacific. Progress in Oceanography