HAB Facts and Information
Look up red tide definitions; explore links, publications, and
This section defines harmful algal blooms and red tides.
Have questions about red tide and other harmful algal blooms (HABs)? Read these FAQ articles for answers.
Learn about the characteristics and effects of plankton and HAB
species known to occur in Florida waters.
View images and read brief profiles of some of the blooms reported
in Florida waters during the past several years.
Marine and terrestrial animals, such as manatees and shorebirds,
can all be affected by exposure to red tide. The information in
this section describes how these animals may be affected and what
symptoms they may display.
Toxic shellfish can cause human illnesses. Learn about types of
shellfish poisoning, symptoms, and the United States locations of
Harmful algal bloom (HAB) research occurs all over the world.
Select any of the numerous links in this section to read about
ongoing HAB research.