Toxic algae bloom blamed for dolphin deaths

Nonprofit raises alarm over state of Ross Island Lagoon as algae bloom takes over Willamette River

Project at Ross Island could help stop the Willamette River from turning green with algae

Algae blooms in the Willamette River prompt advisories from Oregon Health Authority

Health officials warn of new type of toxic algae after dog's death

Algae bloom to blame for Boil Water Advisory in DC, Arlington County

Washington aqueduct granted permission to use chemical to fight algae bloom

Algae bloom at full strength in Ross Island Lagoon, raising health risks for people and pets

DC Boil Water Advisory caused by non-toxic green algae

Ijams warns people and pets not to swim or ingest water at Mead's Quarry Lake following algae bloom

Toxic algae reported in the Willamette River

The green 'substance' in the Willamette River isn't harmful, officials say

Oregon Health Authority issues advisory for parts of Willamette River, Ross Island Lagoon

Health alert: Toxic algae bloom found in Burke Lake, keep dogs away

OSU study finds new way to test for toxic algae

Blue-green algal bloom detected in Lake Manatee

Willamette River, Ross Island Lagoon under advisory with algae bloom

Toxic algae advisory expands for stretch of Willamette River in Portland

Portland area sees algae blooms and smog amid week of heat and humidity

Toxic algae blamed in deaths of hundreds of marine animals along California coast, including whales

Toxic algae bloom wreaks havoc on sea lions and pelicans in San Diego

Louisiana Department of Health urging to avoid parts of Lake Pontchartrain after algal bloom

Signs of relief as toxic algae bloom impacting sea lions begins to subside

Water still 'taste, smell like dirt?' City of San Diego says issues should be gone soon

Toxic algae bloom that killed hundreds of marine animals now clear from water

What's that green stuff in the Willamette River? Here's what officials say

The Pacific Northwest is seeing its own marine heatwave

Toxic algae advisory lifted for parts of Willamette River

Massive seaweed bloom headed toward Florida coast

Warmer temps means warmer lake water, and could lead to toxic blue-green algae blooms

Headed to the beach? Red tide mostly cleared in Tampa Bay area

Spring breakers battle red tide on Tampa Bay area beaches

Red tide algae blooms no longer present near Texas City Dike

Blue-green algae is here to stay -- at least, for the summer

How warm water can cause toxic algae outbreaks that can poison pets | ECO9

Experts share methods on combatting Blue-green algae