Sea foam doesn’t look dangerous. But looks can be deceiving. This foam is likely to contain a mixture of many different types of microbes and pollutants. open image in gallery Dozens of marine ...

Sea foam is a health hazard. These bacterial smoothies can contain more harmful pathogens than a sewage treatment plant – and you wouldn’t go swimming in sewage.

But the "mysterious foam" in the water is a health hazard in its own right. My research shows people should not go in the sea when it is foaming. These bacterial smoothies can contain more harmful ...