Here are some of our friends in the fishkeeping hobby. There is a lot of information on these sites that you should review. If we didn't think these sites could help you, then we wouldn't link to them.
This is the greatest aquarium lighting article of all time.
Excellent site with a great deal of user generated information.
Here is a handy resource for checking how much bio-load your fish will put on your aquarium system.
This is a huge directory of everything fishkeeping. There are hundreds of sites included in this excellent resource.