Spülströme
Spülströme, also known as rip currents, are powerful, narrow currents that flow away from the shore, typically within a few meters of the beach. They are caused by waves breaking near the shore, which creates a longshore current that moves parallel to the beach. This current then flows back offshore, creating a narrow, fast-moving current that can pull swimmers away from the shore. Rip currents are most common in areas with sandy beaches and strong waves, such as coastal regions with large surf zones.
Rip currents can be dangerous for swimmers, as they can drag them away from the shore and
Lifeguards and beach safety officials monitor rip currents and provide warnings to swimmers. They use flags,