Figure 2

Microbial biomass of the biofilms. Left: mean chlorophyll a contents (n = 15; with STDev) (determined via spectral photometry); Right: mean bacterial cell counts (n = 5; with STDev) (determined via epi fluorescence microscopy).
Microbial biomass of the biofilms. Left: mean chlorophyll a contents (n = 15; with STDev) (determined via spectral photometry); Right: mean bacterial cell counts (n = 5; with STDev) (determined via epi fluorescence microscopy).