*Sze Ling Ho¹, Sicheng Le¹, Ren Yi Ooi¹, RAUL TAPIA¹, Da-Cheng Lin², Min-Te Chen², Yuan-Pin Chang³, Masanobu Yamamoto⁴, Liang-Jian Shiau^2,5, Chuan-Chou Shen⁶, Pai-Sen Yu⁷ (1.Institute of Oceanography, National Taiwan University, Taipei, Taiwan., 2.Institute of Applied Geosciences, National Taiwan Ocean University, Keelung, Taiwan, 3.Department of Oceanography, National Sun Yat-sen University, Kaohsiung, Taiwan, 4.Faculty of Environmental Earth Science, Hokkaido University, Sapporo, Japan, 5.Exploration and Development Research Institute, CPC Corporation, Miaoli, Taiwan, 6.High-Precision Mass Spectrometry and Environment Change Laboratory (HISPEC), Department of Geosciences, National Taiwan University, Taipei, Taiwan, 7.Taiwan Ocean Research Institute, NARLabs, Kaohsiung, Taiwan)