Excitation-Dependent Fluorescence Quantum Yield for Freshwater Chromophoric Dissolved Organic Matter from Northern Russian Lakes

Figure 2

Fluorescence emission spectra of CDOM samples from three Karelian lakes at excitation wavelengths varying from 230 to 510 nm. (a) Verhnee lake. (b) Vodoprovodnoe lake. (c) Onego lake.

(a)

(b)

(c)