Dangerous vibrio bacteria: The invisible danger on a beach holiday. Climate change is changing our oceans and bringing with it new dangers.

Warm water can hold less oxygen, which forces fish out of their habitat. The oceans are absorbing more and more CO2 from the atmosphere and are becoming more acidic. Bathers should pay particular attention to bacteria from the “Vibrio’ genus, the so-called “vibrions”. The State Office for Health and Social Affairs reported a death on the Baltic Sea in 2023.