Used "craigslist" tank
6'L x 2.5H x 2'W (i think)
Make sure you have a big enough tank with proper filtration. If you think your tank is too large, it probably isn't.
Equate it to spending the rest of your life EVERYDAY in a closet.
None - artificial
Maintaining proper calcium levels is an important part of keeping your marine tank healthy.
Why buy Aquarium Supplies online?
An overview of tropical fish tanks, what they are, and the pros/cons of keeping one.