Diving holidays have their own rhythm: long surface intervals to relax, quiet...

https://astro-wiki.win/index.php/What_Games_Are_Good_for_Short_Breaks_Between_Dives%3F

Diving holidays have their own rhythm: long surface intervals to relax, quiet evenings after rinsing gear, and plenty of downtime to soak it all in. One tip—download your favorite shows before you set off, as WiFi can be spotty out at sea