Sand Biofilm 16
A natural community of bacteria growing on a single grain of sand. The sand was collected from intertidal sediment on a beach near Boston, MA in September 2008 and imaged using a Scanning Electron Microscope (SEM).
You are free to distribute this image while giving attribution in the following manner:
"Image courtesy of the Lewis Lab at Northeastern University. Image created by Anthony D'Onofrio, William H. Fowle, Eric J. Stewart and Kim Lewis."