Fish and Wildlife Research Institute

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Water Quality and Contaminants

FWRI staff monitor changes in water quality and levels of contaminants, including mercury in fish, in Florida's fresh waters.



Dissolved Oxygen Levels in Florida Freshwater Bodies

View this Flickr photo set.

Mercury Testing

Since 1983, the FWC has actively investigated the occurrence of mercury in Florida's freshwater and marine environments.


FWC Facts:
Red tides are not always red. They can appear green, brown or even purple in color. The water can even remain its normal color during a bloom.

Learn More at AskFWC