Ecophysiological MAR-FISH assay with 14 radiolabeled substrates. Means and standard
errors (n=3) of the percentage of all DAPI-stained bacteria (a),
picocyanobaceria (b), the cyanobacterium P. rubescens (c), ac1
Actinobacteria (d), LD12 Alphaproteobacteria (e),
Betaproteobacteria (f), Flavobacteriales targeted by probe
CF319a (g), Cyclobacteriaceae (h) and filamentous bacteria
(i) with active tracer incorporation are shown. See Table
2 for abbreviations of tracers. Scaling in (a) applies to all
populations.