Log in
Email
Password
Register
Menu
Explore
Newest photos
Popular photos
Contribute
Submission guidelines
Photographer signup
Photographer login
About
About Freerange
Image license
API
Contact us
Support
Contact support
FAQ
Login
Login
Register
Search all
Photos
Illustrations
Match All
Match Photo ID
Newest
Popular
Select Category
AI Generated
CC0 Images
Editorial and News
Animals & Insects
Architecture
Architectural Details
Arts & Music
Backgrounds & Textures
Cities and Modern Life
Business & Office
Flowers and Plants
France
Food & Drink
Holidays & Occasions
Health and Fitness
Landmarks
Interiors
Illustrations
Industry & Agriculture
Landscapes & Nature
Letters and Numbers
Objects
Other
Military
People
Signs & Symbols
Sky and Clouds
Space
Sports & Recreation
Technology
Wallpapers
Free Stock Images
Sponsored images from iStock
View footage results
Click to save 15% sitewide with code
FREERANGE15
View More
77 free bacterium photos from Freerange
Filter results
Popular
Most Viewed
Newest Photos
All licenses
Freerange
CC0
Photos & Illustrations
Photos
Illustrations
Per Page
25
50
100
Little cute child running away from a monster
Little cute child running away from a funny monster - Child fears and insecurities concept
3D rendering of blue bacteria cells close-up
This image features a high-resolution, 3D rendering close-up of spherical blue bacteria cells with smaller cell structures attached, on a dark background
Listeria monocytogenes
Food safety pathogen Listeria monocytogenes isolated on agar from a food sample
Microbiology
Spread plate techniques.
Microbiome - Microbiota - Gut Health - Probiotics
Microbiome - Microbiota - Gut Health - Probiotics
Microscope
Microscope and slide.
Yellow bacteria
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Fungi
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Escherichia coli
A petri plate containing Escherichia coli.
Bacteria Growing in Dish
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Food safety
Microbiology technique
Microbiology
Microorganisms growing.
Microbiology
Microbiology testing.
Agar plate showing E. coli
Food safety pathogen E. coli growing on an agar plate.
Bacteria
E. coli growing on EMB agar.
Food safety
Microbiology technique
Microbiology
Bacteria growing on a petri plate.
Campylobacteria bacteria
Campylobacter bacteria growing on an agar plate.
Zone on inhibition
Measuring the zone on inhibition on a perti plate.
Microbiology
Bacteria growing on a petri plate.
Killing Bacteria and Viruses - Infectious Disease Treatment
Killing Bacteria and Viruses - Infectious Disease Treatment
Gram negative rods
Gram negative rods with spores. Viewed under the microscope at 1000x.
Morphology of Geobacillus stearothermophilus
The colony morphology of Geobacillus stearothermophilus. A thermophile that causes food spoilage.
Infectious Microbes on Blood Red Background - Virus and Bacteria
Infectious Microbes on Blood Red Background - Virus and Bacteria Illustration
Petri Dish Bacteria
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Petri Plates
Pouring petri plates for bacteria growth.
Bacteria on an agar plate
Sewage bacteria growing on an agar plate.
Listeria
Food safety pathogen Listeria monocytogenes isolated on agar from a food sample.
Research lab
Scientist using microscope in laboratory with test tube background. Medical healthcare technology and pharmaceutical research and development concept
Measuring the zone of inhibition
Measuring the zone of inhibition on a perti plate.
Bacteria
Rod bacteria viewed under a microscopy at 1000x.
Killing Bacteria and Viruses - Infectious Disease Treatment
Killing Bacteria and Viruses - Infectious Disease Treatment
Bacterial colonies
E. coli growing on DC media. Showing blue colonies for E. coli.
Microbiology
Biological waste.
Killing Bacteria and Viruses - Infectious Disease Treatment
Killing Bacteria and Viruses - Infectious Disease Treatment
Test tubes cantaining media
Test tubes containing microbiological media for culturing bacterial.
Scientist in laboratory with sample
Scientist in laboratory with holding a test tube. Medical healthcare technology and pharmaceutical research and development concept
Pseudomonas bacteria on agar plate
Pseudomonas from drinking water or swimming pool growing on an agar plate.
Salmonella bacteria
Salmonella bacteria growing on an agar plate.
Microbes on the Crosshairs - Fighting Infection by Viruses and B
Microbes on the Crosshairs - Fighting Infection by Viruses and Bacteria
Scientist using microscope in laboratory
Scientist using microscope in laboratory with test tube background. Medical healthcare technology and pharmaceutical research and development concept
Researcher in laboratory
Scientist using microscope in laboratory with test tube background. Medical healthcare technology and pharmaceutical research and development concept
Swabs and loops
Microbiology swabs, loops and needles for inoculating cultures in a solution of disinfectant.
Bacteria
Bacillus bacteria stained pink, 1000x
Staphylococcus aureus
Food safety bacteria pathogenStaphylococcus aureus growing on Baird Parker agar with egg yolk and tellurite.
Colorful Bacteria
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Microbiology
Microorganisms growing.
Microbiology
Microorganisms growing.
Bacteria
Bacteria on a petri plate.
Microbiology
Bacteria growing on a petri plate.
Find even more royalty free stock photos from the world's best photographers
View
of
2
Try your search on iStock: