The teenager only had a few days worth of supplies and survived by catching fish, burning wood from his hut to cook them, and sipping seawater through his clothes to minimize his salt intake.I've heard of drinking water through cloth to remove particulates, but I can't see how it could possibly lower the salt content of seawater. Other reports indicate that he did capture some rainwater, and maybe the flesh of any fish he could catch would be less hypertonic than seawater (?). But he did survive 49 days adrift.
30 September 2018
"Sipping seawater through clothing"
Most of you have probably heard the story of the Indonesia teenager who survived on a fishing raft adrift in the ocean for 49 days. This is the part that interested me: