PORTLAND, Ore. (KOIN) – Two dog deaths have been connected to a type of harmful algae that’s new to the Columbia River, Clark County Public Health officials warn. The discovery of benthic algal mats ...

For decades, public health messaging around toxic algae blooms in Oregon and Washington have painted a clear picture of what to avoid: warm, stagnant lakes and ponds where planktonic algae colonies ...

A mat of benthic green and blue-green algae removed from the bottom of the Shenandoah River was collected during a harmful algal bloom. This type of algae was first found in the Columbia River in late ...

VANCOUVER, Wash. (KPTV) - During a Clark County meeting last week, public health officials alerted residents to the increased concern of toxic algae mats in the Columbia River. “I think the main focus ...

Clark County Public Officials are warning people and pet owners about some local waterways - like the Columbia River - testing positive for a new type of toxic algae after a family's dog died when ...

Health officials in Washington and Oregon are warning pet owners about a new kind of algae that was discovered in the Columbia River. It’s called benthic algae, and it typically grows on rocks.

PORTLAND, Ore. (KOIN) — Public health officials are warning the public about a new type of toxic algae in the Columbia River that can be deadly to animals. This new algae has so far been found along ...

CLARK COUNTY, Wash. — George and Elise Pang said their dog, Cedar, was as good as any dog could be. "Cedar was the best dog," said Elise Pang, of their rust-colored Cavapoo. "He was very sweet, loving ...

CLARK COUNTY, Wash. — George and Elise Pang said their dog, Cedar, was as good as any dog could be. "Cedar was the best dog," said Elise Pang, of their rust-colored Cavapoo. "He was very sweet, loving ...