Warning over deadly 'red tide' set to hit Florida in wake of hurricanes

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Residents of Florida's Gulf Coast are facing yet different threat pursuing back-to-back hurricanes: deadly 'red tides.' 

Water samples and outer images person shown mean to precocious levels of Karenia brevis -  nan type of algae that causes reddish tides - offshore of Tampa Bay.

Red tides hap when Karenia brevis grows retired of control, turning waters reddish-brown and producing a potent neurotoxin that tin beryllium suspended successful nan aerial adjacent beaches. 

This toxin can termination food and sicken humans and pets pinch respiratory symptoms including shortness of breath, coughing and sneezing. 

In utmost cases, breathing reddish tide toxins can cause superior respiratory conditions specified arsenic pneumonia, bronchitis and worsening of asthma. 

Red tides tin move deadly erstwhile respiratory symptoms go severe, aliases erstwhile a personification consumes shellfish that has been contaminated by these toxins. 

This causes paralytic shellfish poisoning (PSP), which is fatal successful astir 8.5 percent of cases. 

Red tides hap erstwhile Karenia brevis grows retired of control, turning waters reddish-brown and producing a potent neurotoxin

'Karenia brevis (red tide) is coming on nan seashore astatine concentrations that whitethorn cause respiratory irritation pinch onshore winds successful Pinellas and Sarasota counties,' the The National Centers for Coastal Ocean Science (NCCOS) presently states.

'A mean to precocious consequence of respiratory irritation is astir apt erstwhile winds are blowing onshore aliases alongshore, and little apt erstwhile winds are blowing offshore.'

Red tide toxins cause symptoms akin to an 'instant cold,' Richard Stumpf, an oceanographer pinch nan National Oceanic and Atmospheric Administration (NOAA), told nan Associated Press.    

Symptoms typically resoluteness wrong minutes of leaving nan contaminated area, he added. 

But for those pinch asthma aliases different underlying respiratory issues, symptoms whitethorn go superior aliases moreover require aesculapian attention.

And immoderate pets that person travel into interaction pinch reddish tide toxins person go earnestly sick aliases died. 

Red tides tin besides origin monolithic die-offs of food and different marine animals, covering beaches pinch rotting carcasses. 

In March 2023 for example, reddish tide caused countless dormant food to lavation up connected beaches on nan Gulf Coast, particularly in Sarasota and Pinellas counties. 

NOAA outer imagery shows nan location of an algae bloom that contains Karenia brevis, besides known arsenic a reddish tide

The effect drove organizers of nan yearly BeachFest successful Indian Rocks Beach to  cancel nan show moreover though it was still much than a period away. 

In Florida, reddish tide is astir communal successful precocious summertime and early fall, but researchers said that this year's threat was stirred up by Hurricanes Helene and Milton. 

Hurricanes do not origin reddish tides, but they tin make existing harmful algae blooms worse. 

The Florida Fish and Wildlife Commission reported medium and precocious levels of Karenia brevis concentrations successful immoderate coastal locations adjacent Pinellas County betwixt September 26 and October 3 - correct erstwhile Hurricane Helene made landfall.

Hurricane Milton deed Florida soon aft connected October 9. 

A hurricane tin move harmful algae blooms person to shore, sometimes pushing them hundreds of miles up nan coast

Tropical storms churn up nutrient-rich h2o that feeds algae. 

They besides nutrient a batch of rain, which tin summation nan magnitude of runoff from onshore and frankincense nan magnitude of nutrients entering nan water,

If a harmful bloom is already coming erstwhile a hurricane hits, nan large wind tin substance its maturation and thief a reddish tide form. 

A hurricane tin besides move harmful algae blooms person to shore, sometimes pushing them hundreds of miles up nan coast, Stumpf said. 

This increases their threat to quality health, making beachgoers and coastal organization members much apt to travel into interaction pinch reddish tide toxins

This reddish tide threat comes arsenic Floridians are still recovering from nan effect of back-to-back hurricanes.

Red tides tin besides origin monolithic die-offs of food and different marine animals, covering beaches pinch rotting carcasses

Category 4 Hurricane Helene shattered records on Florida's westbound coast, delivering complete 15 feet of flooding to nan Big Bend region and up to 10 feet of flooding successful different areas.

The hurricane battered nan authorities pinch 140 mph winds, which caused lasting harm to homes, buildings and different infrastructure. 

An estimated 20 Florida residents were killed by nan storm, which yet moved up nan East Coast and claimed a full of 215 lives crossed aggregate states.  

Still reeling from Helene, Florida braced for Hurricane Milton, which made landfall arsenic a Category 3 large wind conscionable 2 weeks later. 

Milton knocked retired powerfulness for much than 3 cardinal Floridians, delivering up to 18 inches of rain, 10 feet of large wind surge and complete 100 mph upwind gusts.

This hurricane besides triggered a scourge of deadly tornadoes, which ripped crossed nan authorities and caused important destruction.  

At slightest 24 group were killed by nan storm, which only impacted Florida.  

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