Fig. 7From: Microbial community dynamics and coexistence in a sulfide-driven phototrophic bloomSchematic overview of the phototrophic bloom showing relevant sulfur-cycling and phototrophic populations, sulfur compounds, and chemical gradients, as well as potential syntrophic interactions between green sulfur bacteria (GSB), purple sulfur bacteria (PSB) and Deltaproteobacteria. Depth is given in cmBack to article page