Fish and Wildlife Research Institute

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Red Tide

A red tide is a higher-than-normal concentration of a microscopic alga (plant-like organism). In Florida, the species that causes most red tides is Karenia brevis (K. brevis).



Red Tide Current Status

This summary report of current red tide conditions around Florida includes a map of sampling results and regional status reports.

Red Tide FAQ

Do you have questions about Florida's red tide? Find the answers here.

HAB General Information

Learn about algae blooms in Florida, including red tide.

Tools for Tracking Red Tides

FWC scientists combine field sampling with tools maintained by state and federal partners to track red tides and their effects.

Labs and People

About | Current Staff

HAB Monitoring

About | Current Projects | Past Florida Events | HAB Monitoring Database

HAB Research

Current Research | Scientifc Products

Social Media and Outreach

Facebook | Flickr | Red Tide Videos | Other Products


FWC Facts:
Like a message in a bottle, “Please Release” on an external tag tells anglers that researchers are tracking a fish implanted with an acoustic tag.

Learn More at AskFWC