Zoo's question?

[bellaireoaks]

What make Zoo's lose it color?

 

[aldog51]

Low light level, low Iodine level and/or poor water quality.

 

[bellaireoaks]

How much light do you need?

 

[aldog51]

go to this link and it should help with all your lighting questions.
http://saltwater.8m.com/lighting.htm

 

[aarone]

not a lot of light is needed...at least PCS

 

[lestregus]

i noticed you have a 75, on my 75 i run 440w vho - there isn't much diff in price between the ballasts that run 2 or 4 bulbs, so 4 is more economical IMO. (bang for da buck, right )