
What is a cross sea, when do square waves form and why can they be dangerous?
Baleines Lighthouse, Saint–Clément–des–Baleines (Charente–Maritime), France. Credits: Michel Griffon Square waves are formed when two wave systems intersect, creating a sort of wavy pattern on the surface of the water. This phenomenon, which is also known as “cross sea“, can be dangerous because it creates rip currents that put boats at risk, increasing the likelihood of accidents. In Italy it is ...








