Starting in the summer of 2017, Colleen Gill’s strolls on the beach were often interrupted by the smell of death.

For more than a year, she came across thousands of grisly scenes during her walks on beaches around Naples, Florida. She posted them to her Facebook page: dead fish, sea turtles and even dolphins strewn across some of Florida’s most popular beaches, many victims of an exceptionally long outbreak of red tide.

Read more at https://amp.cnn.com/cnn/2019/11/12/us/red-tide-southwest-florida-returns-2019/index.html