Three promising red tide mitigation technologies have completed rigorous laboratory testing and received regulatory approvals to begin the field deployment research stage, says Mote Marine Laboratory.

The Lee County area is the hot spot now, according to recent state reports, which show high toxicity counts here. Fish and marine mammal kills can start once levels reach 10,000 cells per liter.

More than two billion years ago, cyanobacteria started to produce oxygen in the primarily toxic atmosphere of Earth.

The wait to swim at Lake Canobolas will continue after another failed blue-green algae test was revealed.

Cyanobacteria began contributing oxygen to Earth's mostly noxious atmosphere more than 2 billion years ago. The photosystem ...

Red tide has hit some areas of Southwest Florida this past week. Could it affect PCB? Here's a look at the data.