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SANIBEL, Florida – Good news, fans of Sanibel Island and southwest Florida: the red tide outbreak that plagued the coastline for much of late summer and fall appears to be gone, at least for now.
The Florida Department of Health has issued several red tide warnings in Southwest Florida recently. In Sanibel, red tide has taken over popular beaches, causing concern among residents and visitors.
On Sanibel Island, a 26-foot whale shark recently washed up on the beach, WFTS reported. Many fish populations in the area have evolved to be "resilient to the impact" of red tide, since it's a ...
State reports counts of 1 million cells per liter of red tide in one location miles away from Sanibel, and both Lee and Collier counties have issued red tide advisories in the past week.
A red tide alert sign is seen at beachside at Gulfside City Beach Park on Sanibel on Wednesday, Feb. 5, 2025. Red tide has been documented off the coast of Southwest Florida including Sanibel.
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 of water samples confirm the red tide.
SANIBEL, Fla. — Editor's note: The photo above is from red tide's impact on Florida in 2018. Red tide is back in the waters off of Florida’s southwest coast, making birds sick and killing fish ...
Karenia brevis is the organism that causes red tide, and Thompson, a Sanibel-Captiva Conservation Foundation researcher, is one of a myriad of scientists trying to better understand and maybe even ...
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