
Originally Posted by
Arathorn136
My guess would be gas build up in natural pockets in the crust that pop open when the pressure becomes too great. This could happen in many spots (I'd imagine) which would cause widespread instances of the noise. Also, there's no way this could be regular since I'd imagine natural pockets vary in many ways.
However, I'm obviously no geologist, so I don't know if this is actually possible or not. I am quite honestly unaware of how gaseous matter behaves at the temperature and pressure at various spots on the sea floor, so...
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