20 gallon stocking

[fishboy10]

i plan on having low light soft corals how many would be fine and would green starbpolyps mushrooms zooanthids ect be fine also how many fish i already have a firefish and a green chromis would an occelaris clownfish and a yellowwatchman goby b alright i already have cleanup crew doing fine

 

[Tahoe61]

I tend to be conservative when stocking a tank, so I would not have more then 3 fish in a 20 gallon.

With regard to the corals you should be fine but I do not know what fixture you have.