1. Department of Geosciences; National Taiwan University; Taipei Taiwan
2. Now at Institute of Marine Sciences, University of California; Santa Cruz California USA
3. Helmholtz Centre for Ocean Research Kiel (GEOMAR); Kiel Germany
4. Department of Geosciences; National Taiwan University; No. 1, Sec. 4, Roosevelt Road Taipei 106 Taiwan
5. Institute of Oceanography, National Taiwan University; Taipei Taiwan
6. Exploration and Development Research Institute, CPC Corporation; Miaoli Taiwan
7. Department of Earth Sciences; National Cheng Kung University; Tainan City Taiwan
8. Institute of Earth Sciences, Academia Sinica; Nangang Taipei Taiwan
9. Central Geological Survey, MOEA; New Taipei City Taiwan