Fig. 4: Prokaryotic communities structured into co-occurrence modules in the Pacific, Atlantic and Indian Ocean and the Mediterranean Sea.

a Modular structure in latitudinal and longitudinal transects in the near surface Pacific, Atlantic and Indian Oceans based on data collected at the indicated stations of the Malaspina expedition at 3 m depth3. b Modular structure in an east-west transect across the Mediterranean Sea and the adjacent Atlantic Ocean at the surface, the DCM and in the mesopelagic (pooled depths 200-1000 m). For further details on the stations see reference Sebastian et al. 25. Source data are provided as a Source Data file.