Norwegian health authorities are warning people who are particularly vulnerable to Vibrio infections to take precautions while swimming as a number of serious bacterial infections ave been recorded.
This summer, six people have been severely ill with wound infection due to bacteria in seawater (five Vibrio and one Shewanella). The infection has occurred after swimming in the Oslo Fjord.
All adults over the age of 50 who have had a sore wound or have suffered sores during bathing in the Oslo Fjord in five different municipalities, Bærum, Oslo, Moss, Vestby and Fredrikstad.
In addition to the serious cases we know from earlier, there have been reports of 20 people who have had mild Vibrio infections on August 8th. These are sore infections and ear infections that often do not require treatment.