Posters

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Download and use the posters below to raise awareness about harmful algal blooms.

To order FREE printed copies, visit CDC Publications On Demand. Choose “Harmful Algal Blooms” on the dropdown menu next to “Program.”

Avoid getting sick
Stay out of lakes and rivers if you see scum or changes in water color.

English
8.5×11 [PDF – 553 KB] | 11×17 [PDF – 412 KB]

Spanish
8.5×11 [PDF – 477 KB] | 11×17 [PDF – 411 KB]

Going in water with cyanobacteria (blue-green algae) can make you sick.

English
8.5×11 [PDF – 629 KB] | 11×17 [PDF – 388 KB]

Spanish
8.5×11 [PDF – 796 KB] | 11×17 [PDF – 667 KB]

You can’t always see harmful cyanobacteria (blue-green algae).

English
8.5×11 [PDF – 539 KB] | 11×17 [PDF – 193 KB]

Spanish
8.5×11 [PDF – 1 MB] | 11×17 [PDF – 2 MB]

Keep animals safe
Cyanobacterial blooms can be deadly for pets and livestock.

English
8.5×11 [PDF – 993 KB] | 11×17 [PDF – 2 MB]

Spanish
8.5×11 [PDF – 1 MB] | 11×17 [PDF – 2 MB]

Cyanobacteria, (blue-green algae), can be deadly for dogs.

English
8.5×11 [PDF – 765 KB] | 11×17 [PDF – 436 KB]

Spanish
8.5×11 [PDF – 712 KB] | 11×17 [PDF – 1 MB]

Keep pets safe near lakes and rivers

English
8.5×11 [PDF – 346 KB] | 11×17 [PDF – 544 KB]

Cyanobacteria (blue-green algae) can be deadly for farm animals.

English
8.5×11 [PDF – 1 MB] | 11×17 [PDF – 464 KB]

Spanish
8.5×11 [PDF – 1 MB] | 11×17 [PDF – 466 KB]