Two Alameda County lakes that were closed to swimmers because of the presence of blue-green toxins will reopen on Saturday.
An uptick in the cases of domoic acid poisoning in California sea lions found on the coast of San Luis Obispo County has been reported by The Marine Mammal Center.
Napa Valley health officials are urging people planning to go swimming or boating to avoid close contact with lakes and other bodies of water containing blue-green algae.
Lake Temescal closed to swimmers due to the detection of a blue-green algae bloom Monday.
The California Department of Fish and Wildlife Services Tuesday extended the duration of an emergency closure of the commercial rock crab fishery in Northern California.
While it still might be a long-time coming, commercial crab fishermen could eventually receive federal disaster relief money for last year's aborted season.
Unpleasant odors and flavors reported in drinking water this week are caused by a harmless algae byproduct.
San Francisco Bay mussels contain high levels of a toxin that can cause liver damage, according to a new study.
Two San Jose lakes were closed Thursday and remain closed because algae found in the lakes can kill dogs.
As Labor Day weekend approaches, toxic algae has forced closed Lake Anza in Tilden Regional Park.
Lake Temescal in Oakland has been closed for swimming until further notice because of an outbreak of toxic algae.
The Quarry Lakes in Fremont reopened for swimming this weekend after closing in March due to toxic algae.
Toxic algae blooms that have been blamed for the indefinite postponement of this year's Dungeness crab season could only get worse, a conservation group warned.
Locally-caught Dungeness crab is off the menu until further notice amid fears over neurotoxin levels.
Three dogs have died after they were exposed to Blue-Green Algae blooms at Lake Chabot Regional Park.