thud,
Glad to hear that things are going well with the rest of your critters. It sounds like you are conscientious and have the desire to have a beautiful tank. I would advise that you buy some test kits as opposed to the test strips. The kits are acknowledged to be more accurate and will help you keep everything running smoothly. Personally I use API for
pH,
NH3,
NO2 &
NO3 and Salifert for everything else.
Are your clowns segregated to the side with the anemones? If not I think that I would. Your lionfish might decide to that they look like lunch.
icon under their name to add to their reputation. 
n/p then
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