This dataset has published by Japan Oceanographic Data Center (JODC) and Graduate School of Fisheries Sciences & Faculty of Fisheries, Hokkaido University, under the policy of the International Oceanographic Data and Information Exchange (IODE) promoted by International Oceanographic Commission (IOC), UNESCO.

You are required to acknowledge the Hokkaido University Long-term Fisheries and Oceanographic Data Base, when you pulish papers and reports by using this dataset.

You use dataset at your own responsibility and risk.

The alternation of this dataset without permission is prohibited.