Overview of microbial wall communities, Lake Cave. Note extensive filaments of various sizes draping across fields of fuzzy cell bodies. M. Spilde & P. Boston.
Closer view showing cell and filament textures. Some of the webby material draped across cells is probably dehydrated biofilm. M. Spilde & P. Boston.
Closeup of organism textures. Surface of cells and filaments are frequently sites of mineral precipitation.