Japan Geoscience Union Meeting 2018

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[JJ] Oral

H (Human Geosciences) » H-TT Technology & Techniques

[H-TT18] Development and applications of environmental traceability methods

Tue. May 22, 2018 10:45 AM - 12:15 PM 103 (1F International Conference Hall, Makuhari Messe)

convener:Ichiro Tayasu(Research Institute for Humanity and Nature), Takanori Nakano(Research Institute for Humanity and Nature, Inter-University Research Institute Corporation National Institutes for the Humanities), Keisuke Koba(京都大学生態学研究センター), Chairperson:Tayasu Ichiro(Research Institute for Humanity and Nature)

11:15 AM - 11:30 AM

[HTT18-09] Variation of stabe isotopes of nitrogen and carbon in the epipelagic zone in the North Pacific subarctic Ocean

*Sachiko Horii1, Kazutaka Takahashi1 (1.The University of Tokyo)

Keywords:δ15N, North Pacific subarctic ocean, stable isotope, δ13C, phytoplankton

Variation of carbon and nitrogen isotope ratios and its factors were analyzed in the subarctic North Pacific Ocean.