Flesh-eating bacteria has killed 5 in Louisiana this year, officials say
Summary
A type of flesh-eating bacteria called Vibrio vulnificus has caused five deaths and nine hospitalizations in Louisiana so far in 2026. The bacteria, found in warm coastal waters, infects people through open wounds exposed to seawater, especially those with certain health conditions.Key Facts
- Louisiana has reported nine Vibrio vulnificus cases in 2026, all hospitalized, with five deaths.
- The bacteria enter through wounds exposed to seawater.
- People with illnesses like cancer, liver disease, HIV, or weak immune systems are more at risk.
- Louisiana usually averages seven cases and one death per year but saw more cases and deaths in 2025.
- Florida also had deaths from Vibrio vulnificus, with higher rates after storms causing flooding.
- Rising water temperatures from climate change help the bacteria spread to new areas.
- Vibrio vulnificus is dangerous, killing about 1 in 5 infected people and can cause amputations.
- To prevent infection, avoid salt or brackish water with open wounds and cook seafood well.
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