Modern Sonar Sounds and other Sounds of the Sea

Some recordings of modern sonar “Pings“. They sound much more different from how the movies show them. Originally the LFA signals have a sound level of 220 dB, but by definition every sound appears 26 dB louder under water. This means that such a sonar would have a sound level of approx. 195 dB in the air. This is as much, as a space rocket start...