The small area where the jellyfish are was are original bed spawn, which is now also considered not valid. Last Updated: October 23, Fact Checked. And it's generally a good habit to furnish your bedrooms. There must also be clear space at the head of the bed for the player to stand. You also have to right-click the bed just in case you forgot to do that , it'll then tell you it set spawn point if it works.
nest...