76 free colonies photos from Freerange

Rod bacteria viewed under a microscopy at 1000x.

Escherichia coli colonies growing on an agar plate.

Bacteria colonies on an agar plate.

Campylobacter bacteria growing on an agar plate.

Microorganisms growing.

Bacteria growing on a petri plate.

Escherichia coli colonies growing on an agar plate.

Zone of inhibition produced by Lingonberry extract on an EMB agar plate containing E. coli and a control.

Macro image of sewage bacteria.

Macro image of sewage bacteria.

Microorganisms growing.

Escherichia coli colonies growing on an agar plate.

E. coli growing on a filter on an agar plate.

Filtered water sample containing E. coli growing on DC media.

Vibrant hues of a thriving reef come alive in this intimate glimpse of an invertebrate coral, showcasing the beauty and fragility of underwater life

Microbiology swabs, loops and needles for inoculating cultures in a solution of disinfectant.

Food safety bacteria pathogenStaphylococcus aureus growing on Baird Parker agar with egg yolk and tellurite.

Macro image of sewage bacteria.

Microorganisms growing.

Bacteria plate in a rack.

Measuring the zone on inhibition on a perti plate.

Escherichia coli colonies growing on an agar plate.

E. coli growing on a filter on an agar plate.

Testing drinking water for E. coli bacteria.

Microscope view of freshwater algae Oscillatoria.

Examining a petri plate for bacteria.