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Figure 4


Fig. 4. Dimethyl sulfide (DMS) emissions increase when phytoplankton are grazed by zooplankton. Its precursor, dimethylsulfoniopropionate (DMSP) is a metabolite of phytoplankton, and an excretion product of zooplankton and other predators (Dacey and Wakeham, 1986; Hill and Dacey, 2006).