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Originally Posted by TinFury Ok I have this 10 gallon tank. It's got that little barracuda in there. It's got about 3 inches of sand and allot of live rock. I've got quite a few zoantids in there and a sun coral. I've never cycled this tank. Every couple of days I do a 100% water change. Because this is more like an open system I find I can keep anything in there.
My question is this. Not that I actually want to, but will this tank every cycle? Or find a balance? Every time I do a 100% water change I'm figuring that I starve off the denitrifying bacteria. Is this likely? | 100% water change? Damn, you'll never establish the tank that way. It's up to you to balance it as well. The ammonia/nitrite will balance out, but it's your responsibily to monitor pH and other levels. As long as you have fish in your tank, ammonia will always feed the bacteria. That's one of the primary roles of fish in the sea enviornment.
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30g reef tank, CPR CY192 filter w/ DIY plumb running Rio 17HF return, Coralife 3x 9w UV Sterilizer, 3 24W T5-Helios 10K Daylights/3 24W T5-Helios Blue lights, 2 Logysis blue meteor light strobes (moonlights/24 Blue LEDs).
Tiger tail cuke, asst. snails/hermits, asst. feathers, rainbow acan,zoos,shrooms,bubble,galaxea, asst. shrimp, 2 ocellaris,mandarin,zebrasoma xanthurum,pink-spot watchman,red-striped pistol. | 
Ok I got a question for all the pros! 
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jb
