Nick Cramer wrote:

Does anyone here have one? If I were to make one out of my old fiberglass
jacuzzi, I was thinking of stocking it with lionfish and/or surgeonfish.
Thanks.

I don't know much about reefs, but wouldn't you need to heat the water all
winter?

San Diego Joe
4,000 - 5,000 Gallons.
Koi, Goldfish, and RES named Colombo.