In fact, the sound levels used were comparable those made by blue or fin whales; the ocean efficiently carries sound so that sounds do not have to be that loud to cross ocean basins.
The ocean carries sound so efficiently that sounds do not have to be that loud to cross ocean basins. In fact, the sound levels used were comparable those made by blue or fin whales.
In fact, the sound levels used were comparable those made by blue or fin whales. The ocean carries sound so efficiently that sounds do not have to be that loud to cross ocean basins.
In fact, the sound levels used were comparable those made by blue or fin whales. The ocean carries sound so efficiently that sounds do not have to be that loud to cross ocean basins.