Help!!! Puffer has been blown up for hrs!!!

[alfieferenzo84]

I feed him this moring and after about a hr he throw half of it up and sense then he has been blown up where talking like 4hrs now!
What do i do?
tank 75 water is okay nitrates still a little high around 20 everything else good!
its a porcpine and he goes down a tiny bit then rate back up??? Hes about 5 inch ball had him for about 6 mo!

 

[beth]

Has this fish been out of water at all?

 

[alfieferenzo84]

no

 

[beth]

I would turn off the lights to see if that reduces stress. Is the fish being harassed?
I'm also going to copy your topic over to the aggressive forum so that hobbyists with more experience with puffers may comment, so keep an eye out there as well for discussion.