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I’m novice to setting up tanks. But learned success in budget builds. I cycle my dry rock with lights off for long as possible. 2 months. Feeding the tank material to break down. I then introduce reputable proven live rock from the gulf. Keep the water flowing. Big cuc. A variety of everything. For a nano.
You will develop algae unless you introduce live rock. It will possibly stop or create no disturbances in all tanks. At this point I do very little water changes. Everything keeps it self in check. For my liking and pets.
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I think that CaribbSea intentionally and knowingly misleads people by calling this rock "life rock". It's not a real, wet live rock, it's the equivalent of some dry rock with bacteria from a bottle, then tinted red/purple in color.i just bought some caribsea life rock frags and decided to do a lil search… oh shoot. I have a tank full of it. I saw a post about prolonged ugly stage?
Sheesh

I definitely am having an ugly stage. The tank is looking OK though, but some diatoms. Some hair algae.I think that CaribbSea intentionally and knowingly misleads people by calling this rock "life rock". It's not a real, wet live rock, it's the equivalent of some dry rock with bacteria from a bottle, then tinted red/purple in color.
When using any dry rock, the potential to have an ugly algae phase is definitely greater than when you start your tank using a good live rock.
In your case, I know that you've already added some live rock, so that's very good. The more live rock you can add, the better off you'll be as far as avoiding the ugly phase.
Many, many people successfully start tanks with all dry rock. They may indeed experience an ugly phase, but as advertised, it's a phase, and does typically go away on its own in time.
I believe your tank has been running for at least a couple of months or more, if you were going to have an ugly stage that would be right now. How's your tank looking? Are you seeing any nasty algae growing? If not, you're live rock may be helping here
Good luck!!
I can't see too much of the tank from that second picture, but I dare say that is not bad at all.I definitely am having an ugly stage. The tank is looking OK though, but some diatoms. Some hair algae.
The reason why this question has come up is because I started introducing some of the frag pieces they sell at Petco that is life rock and I am building a nano Nem tank but before I add this water, I wanted to see if maybe I should try doing just Marco rock instead
First picture is the potential nano tank. Second picture is the current ugly stage of the main display 20 gallon.
