Red Tide

For centuries, toxic algal blooms have plagued Florida’s shores. Now a new outbreak of the microorganism Karenia brevis — better known as Red Tide — is plaguing Tampa Bay and the gulf beaches, killing marine life and threatening the region’s tourism industry.

  1. A man fishes Monday off the rocky shore along the Clearwater Harbor from Sand Key Park in Clearwater.
  2. An aerial drone photo of Sand Key looking north towards Indian Rocks Beach taken on Sept. 2.
  3. Dead fish lie on the sand at Indian Shores Beach in St. Petersburg on June 10. The massive fish kills have receded, but Red Tide is still floating off the Pinellas coast. Scientists say it's hard to forecast when it could return to afflict the shore.
  4. Caulin Donaldson, 25, spends time at Indian Rocks Beach on July 28 recording video for his TikTok account @TrashCaulin as he documents the Red Tide crisis and resulting fish kills that have afflicted Tampa Bay's beaches and coastline. “The mission here is to let people know this is happening,” he said.
  5. People walk along the shore at Pass-a-Grille Beach on Aug. 4.
  6. Dead fish are skimmed from the surface of the Intracoastal Waterway near Treasure Island in late July.
  7. Dead fish washed up at Lassing Park in St. Petersburg's Old Southeast on July 1.
  8. William Lund, 21, top along with his friend Cameron Martiner, 20, both of Tampa, try their luck with the waves along Honeymoon Island Wednesday in Dunedin.
  9. Bill Sanders, 68, pictured on the dock behind his Tropical Shores home, has lost all hearing in his right ear. He was diagnosed with vestibular neuritis, which can remain dormant in the body for years. Red Tide was the most likely trigger, an ear, nose and throat specialist told him.
  10. Dead fish are transported on Southbound, Jessica and Toliver Tucker's shrimp boat, on Thursday, July 22, 2021, where Red Tide is decimating fish populations off Treasure Island.