Red algae called Digenea simplex is lining a long stretch of the beach and piling up as high as 4 feet in some areas. The thick, hairy red algae grows in large mats that look a lot like stinky ...

Toxic red algae blooms in Florida have spread to metropolitan counties on the state's east coast, triggering large-scale beach closures and fears of a plunge in the tourist economy. WEST PALM BEACH, ...

A thick, hairy red algae covers large portions of the sand near the South Packery Jetty in Corpus Christi, according to popular marine biologist Jace Tunnell.

State health officials are warning red tide is in Gulf waters near south Marco Beach and many Naples beaches. Officials urge beachgoers to be cautious if they have health issues.

Red tide is caused by high concentrations of a toxin-producing microscopic algae, called K. brevis, that is found in the Gulf of Mexico. Tests conducted Dec. 5 confirmed red tide at Seagate ...

A bioluminescent algae that appears pinkish-red in the day and glows blue when disturbed has appeared across Tasmania's south-eastern coastline. Dr Lisa-ann Gershwin, a biologist and world-leading ...