Nitrate and Ammo

[bullit67]

I am running a red sea Berlin skimmer (tank back)
red sea wave maker with Maxi jet power heads
Coral Life PC lights
around 80+ lbs. of rock
As for fish I have 1 Red sea sail fin, a pair of seabay clowns,1 bengi,1 yellow wrase,1 bi colour blenny,1 whatch man gobie and one other fish that I dint real know the name of it is somthing like a coral beauty but it is orange and purple (now that makes me sound like a newbe)

As for water changes i do one every 2 weeks or so I dont use RO water but I do use filtered water I tried doing weekly water changes but it made no differance

I have been using Kent salt

any thing I missed let me know