Indonesian navy officials have suggested a massive underwater wave could have been responsible for dragging their submarine to the ocean floor. Niwa marine physics principal scientist Dr Craig Stevens said internal waves could be hundreds of metres high under the water. “They are big, but they’re slow moving.”Eric Ireng/AP Indonesian Navy submarine KRI Nanggala in 2014. Internal waves at least 100m high were produced near the Poor Knights Islands because of the shape of the continental shelf in the area. That was not to say everything was known about what internal waves could do.

Source: Stuff May 03, 2021 08:48 UTC