Heavy snoring inside an inflatable boat

Description: I was very seasick inside the boat, and i lay down to rest, but as soon as i closed my eyes, something strange began to happen to my body and stomach, whether it was a cramp or a spasm in my stomach, but it began to behave unnaturally, it began to inflate strongly and deflate strongly, while making squelching sounds, the liquid inside my stomach was dangling, creating waves inside me