航海番号 Number

KH-22-8

船舶名 Vessel

白鳳丸 Hakuho-Maru

出港 Departure

2022/09/30 東京

入港 Arrival

2022/10/17 東京

海域 Area

南部千島海溝および日本海溝の周辺海域
Areas around the southern Kuril Trench and the Japan Trench

航海情報 Cruise information

航海題目 Title

北西太平洋の海溝域に生息する底生生物の生物相と進化過程の網羅的解明
Fauna and evolution of benthic organisms inhabiting trench areas in the northwestern Pacific

研究代表者 Principal Investigator

小島 茂明 (東京大学・大気海洋研究所)
KOJIMA, Shigeaki (AORI, The University of Tokyo)

調査概要 Research Summary

1. 深海底生生物の系統分類学、系統地理学的研究

2. 襟裳海山周辺における海流の長期観測

3. 襟裳海山周辺における海洋物理観測

4. 光を利用する深海微生物の探索

報告書・出版物 Reports and Publication

• JAMSTEC航海情報カタログ KH-22-8
• Kajihara, H., J. Abato, M. Matsushita, 2023: Occurrence of an unidentified harrimaniid acorn worm in the genus Stereobalanus (Hemichordata: Enteropneusta) from the Japan Trench hadal zone. Deep Sea Res. Part I Oceanogr. Res. Pap.
• Kakui, K., Jun Fukuchi & Mizuki Ohta, 2023: Diexanthema hakuhomaruae sp. nov. (Copepoda: Siphonostomatoida: Nicothoidae) from the Hadal Zone in the Northwestern Pacific, with an 18S Molecular Phylogeny. Acta Parasitol.
• Kajihara H., J, Abato, and M. Matsushita, 2024: New locality for the deep-sea acorn worm Quatuoralisia malakhovi (Hemichordata: Enteropneusta). Russian Journal of Marine Biology.
• Kobayashi, G. and H. Abe, 2024: Cost-efficient PCR based DNA barcoding of marine invertebrate specimens with NovaSeq amplicon sequencing. Molecular Biology Reports
• Ueno, T., S. Fujio, and D. Yanagimoto, 2024: Observation of deep currents around a seamount between the Japan and Kuril trenches. Journal of Oceanography
• Yamamoto, D., T. Yahagi, and S. Kojima, 2024: Bathymetric distribution of abyssal and hadal amphipod families and genera in the Japan Trench and the southernmost Kuril-Kamchatka Trench. Deep Sea Research Part I: Oceanographic Research Papers
• Ohta, M., K. Kakui, S. Kojima, and M. Shimomura, 2025: Integrative taxonomy of Janirella (Isopoda: Asellota: Janirellidae), with descriptions of two new species from the Japan Trench and an amended classification of the genus. Biologia
• Sekiguchi, S., H. Kohtsuka, and K. Kakui, 2025: First record of the deep-sea sea spider Bathypallenopsis californica (Arthropoda: Pycnogonida) from the northwestern Pacific, with a note on an attached crinoid. Zoological Science

データ情報 Data Information