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So while awaiting for Hurricane Isaac to hit, the one thing I am most worried about is my fish tank. We have a back up generator for when our power goes out sometime tomorrow evening. Just out of curiosity, and worst case scenario, how long can a 30 gallon tank go with damsels and live rock...

Alright, this might be stupid. But my mind started to wander tonight- and since I'm majoring in Biology and hopefully making my way towards a profession in the marine field; I was wondering if the ocean has ever cycled, or continually cycles, the way that all of our Aquariums must do. This might...

Alright so I had a question on water changes.. From what i've been told on here quite a few times, water changes ranging from 10-20 percent should be done every two or three weeks.. I spoke to my old high school marine aquatics teacher today. He has a master degree in Marine Science, teaches...

Alright so I have a 30 gallon, 48'x12' tank. Originally, I had a undergravel filter, two power heads, crushed coral, 20 pounds of live rock, 10 pounds of dry rock, 2 striped damsels, 1 anemone, 2 chromis, 1 blue damsel, 1 clownfish, and 2 turbo snails. All of my levels were fine. Ammonia was...

just did a 20 percent water change on my 30 gallon tank last night. ammonia ws at .25 is why i did it. ammonia dropped back to 0 but all of my fish are under stress. 3 of them died. salinity if perfect. everything is normal but my fish. help!

Hey guys. I've noticed lately that some purple stuff has been growing on my live rock and some dry rock i have in my tank. Googled it and found it could be coraline algae? I currently have no way of posting pictures. Sooo what are all the options it could be? And also pro's and con's of the...

I've acquired my first tank this year and have a few questions.. here is what i have 30 Gallon tank 2 Powerheads Undergravel filter (which ive been told is a nightmare) Crushed coral (which ive also been told sucks) Hagen Glo T5HO fixture, 39watt actinic, 39 watt daylight 20lbs of live...

Hey everyone. I'm new to the hobby of keeping aquariums. I was recently given a 30 gallon tank and have had it running for about two months now. I have crushed coral (which ive been told is a disaster, but havent had too much trouble yet), an undergravel filter (which Ive also been told isnt...