First thing I'd do is introduce "Manny", the Portugese Man of War who would lethally sting fat, 60 something Europeans moving around public beaches in their G-String speedos.
Now, that's family viewing fun.
There is already a giant jelly-fish, which SpongeBob was fleeing because he was catching smaller jellyfish with a net.
You really MUST watch this, Arne. It is a nice diversion from worrying about the liberals.