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. 2012 Sep 18;7(9):e45124. doi: 10.1371/journal.pone.0045124

Figure 3. Temporal variability of measured experimental settings and carbonate system parameters during the 10 day experiment.

Figure 3

(A) Diurnal temperature oscillation as a function of heat radiation during the illumination phases; identical for all four treatments. (B) Salinity of the incoming seawater; identical for all four treatments. (C) Measured pH levels; for monitoring purposes only. (D) TA (top) and DIC (bottom).