cycled

If I have a cycled tank that held a fish and shrimp, then took out the fish and for the next two weeks it was just shrimp (and a nerite snail), can the fish be added back or is it not cycled enough for the fish? A similar question is can a tank go a month with just having shrimp and then have a...

I hope I'm not opening a huge can of worms by asking this, but can someone explain to me why we so frequently use terms like "cycle" (verb) "cycling" (verb) "cycled" (adj, past tense verb) when we're really talking about bringing the natural nitrogen cycle (noun) to a stable equilibrium in...

I'm in need of some advice, please! I set up my 10g abou 3 weeks ago. I'm cycling with plants and I filled the tank halfway with established water from my 29g and topped off with treated tap water. I placed some bio media from my 29g into the 10g's filter hoping it would help establish the...

So I planted my 46 gallon bowfront a week ago. 70% of the substrate is planted. I used crypts, java fern, hygrophila corymbosa compact, hydroctyle leucocephala, bacopa carolina, dwarf sag, jungle vallisneria, and large amount of ludwigia palistris. I plan on adding another form of hygro...

How long should I wait until I start dosing excel in my newly setup 140? its been cycling for 2 weeks and is currently moderately planted. Also, can I toss in some root tabs? My bbuddy at the lfs said to wait but I want my tank to start filling out fast.