Red tide has waters off Southwest Florida in the "kill zone." Caused by the Karenia brevis organism, red tide is no stranger to Florida waters. They've been documented in the Gulf of Mexico — soon to ...

Environmentalists in Florida are calling on Governor Ron DeSantis to declare an emergency over the toxic red tide algae ...

Just as locals and tourists prepare for the holiday weekend, state environmental officials have confirmed the return of red ...

Sanibel Island is renowned for its picturesque beaches and abundant wildlife, but the aftermath of a devastating hurricane and a red tide event have left lingering impacts beneath its clear blue ...

Florida's coastal waters appear free from a devastating red tide bloom that began in October 2017. A Florida Fish and Wildlife Conservation Commission report released Wednesday says the toxic algae ...

Winter is still here and the memory of freezing temperatures and record snowfall are still fresh on the minds of Florida residents. But beach activities are never far from our minds. With that in mind ...

Red tide cell counts are well into the "death zone" in Lee County waters as toxins in the Gulf have turned normally turquoise waters copper. The Florida Department of Health in Lee County issued an ...

SARASOTA, Fla. — 176 dolphins have died from the toxic red tide algae blooms since August between Collier and Pinellas counties. Marine biologists said dolphins are still dying from red tide even ...

Red Tide is a harmful alga bloom caused by a naturally occurring alga (a plant-like microorganism) called Karenia brevis or K. brevis. When K. brevis appears in large quantities – typically in the ...

The coastal waters of Zumarraga Island in Samar have been cleared from toxic red tide, but the condition persists in four ...

Editor's note: This story has been updated with new information. Red tide has reached the Florida Keys, and counts in Southwest Florida waters have been deadly recently as scientists measured more ...