Spectral absorbance of CDOM inside the visible range (350 - 750 nm) Spectral absorbance of colored dissolved organic mater (CDOM) was measured using spectrophotometer (UV2400, Shimadzu) after the extraction of all particles by filtering through 0.2 µm pore sized nuclepore filter.
fSei-ichi Saitoh (Graduate School of Fisheries Sciences, Hokkaido University)
Spectrophotometer UV2400 (Shimadzu)
The data sampled at each station and each depth is formated to a ASCII file. Measured wavelengths (nm) and absorbance were recorded to a file. The information of filtration and measurement is written in 'fieldnote_CDOM.xls'.