Frankie -sorta. they can as juvies, but adults really need full salt.
there was pix of one guy a year or two ago that had a baby and had it in fresh water, but used all sorts of fake corals, etc. as teh deco in the tank...
I tried to cut and paste the link to the you tube video, but it didn't work. Anyway, do a Bumble bee grouper search on You Tube and it will take you there. Think there is only 4 vids of the bbg