Questions - Need some input

I am going to try zeovit system on a 100 gallon tank. I want the dosing of zeovit additives to be fully automatically. The problem is that I am supposed to dose in drops (1-2-3 drops), and the min dosing amount of any dosing pump I saw was around 1ml (which roughly 20 times more than 1 drop). Is there any pump on the market which can produce just a drop? Does anybody know if it is possible to prepare a less concentrated solution of Zeovit additives?

So I have been pondering running my new 20 gallon aquarium as strictly a sumpless SPS Reef Aquarium. My reasoning for this is strictly because I would like to prevent having to run a pair of PVC pipes across a visible wall to the cabinet that would house the sump. So with that being said. I have narrowed down my search to three Hang On Back Protein Skimmers and I would like to know peoples opinion and experiences with each. If would be a great help in me making a decision so I could please an ...

So I may just have been extremely tired but I have been looking for a vendor that sells Deltec Equipment here in the United States and I'm not having much luck. I have some expansion ideas for my aquarium but they are mostly dependent on finding the Deltec equipment. Any thoughts?

So the last fish inhabitant of my aquarium is about to pass on and after taking a full battery of water parameter test and going with everyone's suggestions on what I thought was a Bristle Worm problem I think the following photographs below would most likely point to some type of water born disease except I'm not expert on marine disease so if you have any thoughts than please chime in. It doesn't seem to affect any of the inverts, clams or corals within the aquarium. Your assistance in advance ...

So I had both my Purple Firefish die this morning. So no more adding livestock until I get to the bottom of this. Here are the results of my Salifert test kits. I did however, do a 0.2 gallon water change this morning a few hours prior to testing so I will have to wait until Friday to test again. But I don't think the readings would have been far off.

• Salinity Grade: 1.025 SG
• Temperature: 78.0 Fahrenheit
• Ammonia: 0 ppm
• Nitrite: 0 ppm
• Nitrate: 5 ppm
• pH: 8.0 pH
• Alkalinity: 11.18

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