Welcome to ODB Marine Chemistry Viewer

We display CTD and Bottle data from database which includes more than 10 different variables.

Data period

*Change the window size by adjusting the rectangle in subchart. Hold on click to pan.


Data Display

Search data in database by drawing rectangle on map or entering the coordinates:


Latitude ( °N )
Longitude ( °E )
Date (UTC+8)



We are grateful to all the researchers who have contributed data to ODB. All the figures display on this site are calculated from at least 3 stations. If you would like to access the raw data, please fill in the request form and send it to yehtc@ntu.edu.tw.