Research Voyage on T/S Nanseimaru

We conducted the measurement of underwater irradiance using CTD, and collected a lots of benthic macro- and micro-algae using bottom sampler and dredgers. Despite the poor weather, we could finish almost all surveys.

T/S Nanseimaru, Kagoshima University

Setting up the recently purchased ground / underwater irradiance logger

 CTD

 Manipulating the CTD and checking the exact time and depth

 Fixing a logger on the balustrade to measure the ground irradiance

 After the measurement, downloading the data from loggers

 Checking the result of bottom sampler

Identification of subtidal macroalgae that were collected from more than 30 m deep