Had some success with your investments and need to find an interesting relaxing hobby? It requires regular maintenance work and there is a bit of a learning curve. You will need about $1000 or more but there are do-it-yourself projects that can save money. Check out this screensaver to see the results you could achieve.
http://www.serenescreen.com
This thread is for people interested in Reef Aquariums, Salt Water or Freshwater Aquariums
or even goldfish bowls.
Advanced Aquarist's Online Magazine
http://www.advancedaquarist.com/index.htm