Algae with domoic acid is sometimes called red tide, and biologists think runoff from the wildfires and ocean sediment brought up by the wind are feeding the blooms.

Toxic algae in the ocean stretching from San Luis Obispo to San Diego has killed dozens of marine animals, prompting ...

This year's toxic algae bloom, which has already resulted in the deaths of hundreds of marine mammals, also poses a ...

Dozens of sick and dead pelicans are turning up along the Oregon coastline, and officials don’t have answers why. Field ...

Since late March, beachgoers have encountered hundreds of washed-up animals suffering from domoic acid poisoning with symptoms that include seizures, erratic and dangerous behavior and comas.

So, in the same way you don't want to eat rotten food, well, you don't want to swim in water that's full of rotting fish," Weiss warned. Algae like this can quickly spread as many of Arizona’s ...

SeaWorld is now receiving approximately 100 rescue calls daily as marine mammals and birds fall victim to dangerous ...