What is a red tide?

A red tide is one type of harmful algal bloom. Blooms occur when colonies of algae--simple ocean plants that live in the sea--grow out of control while producing toxic or harmful effects on people, fish, shellfish, marine mammals and birds.

What Is a Red Tide, Algal Blooms Red Tides

Red Tide, Not My Vibe — The Marine Diaries

Gulf of Mexico/Florida: Harmful Algal Blooms

Red tide in Florida: Status for Spring Break 2023 in Palm Beach County

Redtide 2

How red tides occur, why they smell bad, why you should not swim in one and why your dog should stay out of the water

Red tide causes concerns on Florida coast

Red Tide

Toxic Red Tide Is Back in Florida—Here's What to Know, Smart News

Red tides and algal blooms, facts and information

Red-tide algae: Florida declares a state of emergency as red tide kills animals and disrupts tourism - The Washington Post