tank cycle

Hello, I just set up a new lagoon style frag tank. It is two 20G tanks plumbed into a 36G sump. I am attempting a clear bottom build and only have 10lbs of miracle mud for substrate in the sump. I took about 50lbs rock from a tank that's been running for 20 years, cleaned it up and cooked it for...

So I am really digging the fact that I don't have any bristle worms or unexpected hitchhikers when I go to stick my hand in the tank. It makes me feel good knowing it was selectively bottle-imported from the sea/some culture. But, I realize there are die-hard live rock/live sand folks out...

Hello everyone, I'm getting my new tank in 2 weeks and will do a fish-less cycle. Once my tank is fully cycled, do I add phyto plankton and copepods then, or do I wait until the ugly stage to add them?

Hello all, Please can I have some advise. I used Brightwells dry rock bacteria starter kit on my 425xl. I followed all instructions as given on the kit. Used dry rock, dry sand, all filtration systems are off or taken out etc etc. My readings have been as follows: DAYS AMONIA NITRITE...