Red Tide Status Update for December 29, 2021

Current Conditions Over the past week, Karenia brevis was detected in one sample in Southwest Florida. Additional details are provided below.

    • In Southwest Florida over the past week, K. brevis was observed at very low concentrations offshore of Charlotte County.
    • In Northwest Florida over the past week, K. brevis was not observed.
    • Along the Florida East Coast over the past week, K. brevis was not observed.

No reports of fish kills suspected to be related to red tide were received over the past week. For more details, please visit:

Respiratory irritation suspected to be related to red tide was not reported in Florida over the past week. For recent and current information at individual beaches, please visit and for forecasts that use FWC and partner data, please visit

Forecasts by the USF-FWC Collaboration for Prediction of Red Tides for Pinellas County to northern Monroe County predict net northwestern movement of surface and subsurface waters in most areas over the next 3.5 days.