Key Takeaways

Toxic blue-green algae can kill pets within minutes of exposure

Blooms thrive in warm, stagnant lakes and ponds during hot weather

Experts urge pet owners to check advisories and act fast if exposed

SUNDAY, Aug. 31, 2025 (HealthDay News) — As people enjoy the waning days of summer outdoors, a Virginia Tech veterinary expert reminds pet owners about a potentially deadly hazard: Toxic blue-green algae.

“Toxic cyanobacteria, commonly known as blue-green algae, can be fatal to pets within minutes of exposure,” said Dr. Alexandra Reddy , a veterinarian at the Virginia-Maryland College of Veterinary Medicine in Blacksburg, Va.

“It’s a concern for animals because the toxins produced by the bacteria particularly target the liver and nervous system,” she added.

These harmful

See Full Page