Green algae, from the division Chlorophyta, has between 9,000 to 12,000 species. While most of them occur in freshwater, ...

Wildlife officials are warning the public of a toxic algae bloom affecting marine mammals along Los Angeles County beaches.

A USF study found that vertical currents are likely behind the algae blooms that dump sargassum onto Florida beaches each ...

Wisconsin saw an increase in reports of algal blooms on lakes in 2024.But just because reports are up, doesn’t mean lakes are ...

A toxic algae bloom that began in Malibu expanded this week, reaching as far south as Redondo Beach and prompting experts to ...

An unusually high number of disoriented marine mammals, sickened by a toxic algae bloom, is being found along Southern California’s coast, prompting concerns 2025 could be the deadliest year yet.

More than 50 sickened adult sea lions have been found on beaches in Southern California in the last few days, demonstrating symptoms indicating they had ingested food poisoned by a toxic algae bloom ...

Just about every summer in recent years, a stretch of the Willamette River south of downtown Portland at Ross Island turns green from a thick layer of toxin-producing algae that grows rapidly in the h ...

The center suspects the sea lions have been sickened by domoic acid from a recent algal bloom. “Though we have not confirmed the cause for these animals’ illness, their signs and the recent ...

The mammals have signs of domoic acid toxicosis — that’s when algal blooms put out a harmful neurotoxin that can hurt sea life. Most of the sick mammals have come from Malibu, though they’ve ...

An unusually high number of disoriented marine mammals, sickened by a toxic algae bloom, are being found along Southern California’s coast, prompting concerns 2025 could be the deadliest year yet.