It has been one of The Big Wobble's biggest and most tragic stories of the last one and a half years. The Florida Fish and Wildlife Conservation Commission attributed 213 manatee deaths to this episode of red tide, which began in late 2017, leading the National Oceanic and Atmospheric Administration to declare an unusual mortality event. Combined manatee deaths from red tide, human actions, cold stress and other causes was 824, according to a preliminary FWC report. According to the Herald Tribune, a previous die-off killed 803 manatees in 2013 during another red tide bloom.
Preliminary data from FWC showed that the 824 manatee deaths in 2018 from both red tide, sickness and human-related causes surpassed the previous record of 803 set during another red tide outbreak in 2013.
Apart from the manatee, sea turtles and bottlenose dolphins deaths, it is thought "billions of fish" and countless birdlife have also died.
Because of the partial U.S. government shutdown, NOAA has not provided updates for dolphins on its UME website.
A month later on Tuesday, 5 February 2019, TBW reported;
"This was Florida's Deep Water Horizon!" An incredible 408 marine life die-off's, almost one every day from July 2016 to November 2018 and is the biggest marine disaster in Florida's history and today the Coastal Conservation Association Florida and the Florida Fish and Wildlife Conservation Commission have come up with an official number of deaths during that period, they are claiming the red tide killed