TANK: 310 Gallons 96x32x24
LIGHTING: Two 4ft Long dual bulb (one blue light) units.
FILTERS: Fluval XP5 Canister Filter, Powerhead with quick-filter and a Protein Skimmer
Take your time and go slow. While every fish has it's own "Personality", each species has it's own general traits.
About 450lbs of live rock
I've been around fish tanks for about 6 years. I've had my own for about 4. As I've upgraded, i've added to fill the tank and make it look nice.
When you see signs of stress in your fish, you can then take steps to identify the source of that stress and then to resolve it before it becomes a major issue.
If you're looking for a unique way to stock your new tank, give freshwater shrimp a try.
If your fish is suffering, you may want to consider euthanasia as an option to humanely end his pain.