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TitleData on dissolved and particulate polycyclic aromatic hydrocarbons in surface seawater at the southern Okhotsk Sea during 2017–2023
Author 1Rodrigo Mundo
Author 2Tetsuya Matsunaka
Author 3Mutsuo Inoue
Author 4Saki Tanaka
Authors 5-Mone Ozawa, Yukiko Taniuchi, Takuya Nakanowatari, Hiromi Kasai, Hideki Kaeriyama, Shizuho Miki, Yuliya Koudryashova, Tatiana Chizhova, Jun Nishioka, Seiji Katakura, Seiya Nagao
SubjectOceans
Subject_sub1 
Subject_sub2 
AbstractThis dataset provides comprehensive observational data on polycyclic aromatic hydrocarbons (PAHs) in the surface seawater and sea ice of the southern Okhotsk Sea from 2017 to 2023, which is compiled in supplementary data Table S1 of the associated published paper (Mundo et al., 2026, DOI: 10.1016/j.marpolbul.2026.119907). It quantifies the concentrations of 13 targeted 3–6 ring PAHs—including acenaphthene (Ace), fluorene (Fle), anthracene (Ant), fluoranthene (Flu), pyrene (Pyr), benz(a)anthracene (BaA), chrysene (Chr), benzo(b)fluoranthene (BbF), benzo(k)fluoranthene (BkF), benzo(a)pyrene (BaP), dibenzo(ah)anthracene (DBA), benzo(ghi)perylene (BPe), and indeno(1,2,3-cd)pyrene (IDP)—in both dissolved (Σ13PAHdiss) and particulate (Σ13PAHpart) phases determined via a high-performance liquid chromatography (HPLC) system with a fluorescence detector, alongside their respective analytical error percentages. Concurrent physicochemical and biological parameters are also provided, including water temperature, salinity, chlorophyll-a concentrations, and nutrients (NO3, PO4, and SiO2).
Temporal coverage2017–2023
Spatial coverage44.000N ~ 45.583N, 140.749E ~ 145.372E
File format 
LanguageEnglish
Discovery metadata record 
PublisherCenter for Research in Radiation, Isotopes, and Earth System Sciences, University of Tsukuba
Publication year2026
Publication date26th of July
Digital Object Identifier (DOI)10.34355/Ki-net.KANAZAWA-U.00360 Data Download (26 KB)
Short DOI 
Citation textMundo, R., Matsunaka, T., Inoue, M., Tanaka, S., Ozawa, M., Taniuchi, Y., Nakanowatari, T., Kasai, H., Kaeriyama, H., Miki, S., Koudryashova, Y., Chizhova, T., Nishioka, J., Katakura, S., & Nagao, S. (2026). Data on dissolved and particulate polycyclic aromatic hydrocarbons in surface seawater at the southern Okhotsk Sea during 2017–2023 [Dataset]. Center for Research in Radiation, Isotopes, and Earth System Sciences, University of Tsukuba. https://doi.org/10.34355/Ki-net.KANAZAWA-U.00360
Serial at center00360
Serial at each Univ./InstituteKANA0041
Key word 1Polycyclic aromatic hydrocarbons
Key word 2Seawater
Key word 3Environmental organic pollutants
Key word 4Source identification
Key word 5Okhotsk Sea
Remarks 

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