Red tide in Southwest Florida

A bloom of the Florida red tide organism, Karenia brevis, persisted in Southwest Florida the week ending Sept 7.

The following are reports on K. brevis testing inshore and alongshore in Manatee County:

  • Background concentrations in Bradenton Beach
  • Very low concentrations on the South Fishing Pier at the Sunshine Skyway Bridge in lower Tampa Bay and near Key Royale, also in lower Tampa Bay.
  • Low concentrations at Terra Ceia Point and Mead Point near Robinson Preserve in lower Tampa Bay.
  • Medium concentrations at Anna Maria’s Rod & Reel Pier, also in lower Tampa Bay.

FWC continued to receive reports of fish kills from Manatee, Sarasota, Pinellas, Charlotte, Lee and Collier counties.

Respiratory irritation was reported in the region, including at Coquina Beach in Bradenton Beach.

For more information about red tide in Florida, go to

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