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I have a 250 gallon display tank with 40 gallon sump with 2 protien scimmers and a 100 gallon refuige. I cant keep snails alive it seems. normal? tank has been up for app.6 years most of my other criters have been with me for at least 5 years (rough start). my list[list type=decimal]1three...

I tested my ro. water and it also reads 0.20 so that would meen my test kit isn't working right. what is killing my inverts? my high ph sometimes is my kh to low letting my ph fluctuate to much or is it normal ?doesn't seem like it used to move so much or go so high 8.50 right after the lights...

thanks i will test that is it poss for my hair algae to hurt my live rock? like make my tank do a miny cycle

my ammonia has been high for about 3 weeks before this it was 0 i use a refrctometer my salt is 1.025 the jump in ammonia is what concerns me could it be the mud in my fuge? is old there is no safe way to remove amm. besides water changes? is the amm. my loss of inverts thats what i expect.?

i measure my salt with a refractometer it is 1.025

and i use ro. di. water from a culligan filter and have changed the filters

no sea horses are in the same water but not the same tank .my tank is about 2 years old my fuge is about 1.5 years old all together they are about 240 gallons

I have some questions about my tank :nitrate = 0.00phos = 0.00ca = 375kh = 8.00ammonia = 0.20 problem ?mag = 1200 app. " hard test " i thinkph veries from 8.00 to 8.5 at night mostly 8.35First i have alot of hair algae that developed. I have changed my lights stopped feeding my fish,shortened...

I am getting red slime algea growing on my culpera.I have removed it a few times but it just grows back.It does not grow in my reef tank just in the fuge.i use a 175 watt metal halide on 5 hours a day and 2- 40 watt actinics that are on 10 hours a day. all of my water peramiters are ok. my water...

Has anyone had A purple pincushin sea urchin eat the coralline algae rite off the live rock?it seams like he is clear cutting my live rock like a fn' logger. feather dusters , tube worms, purple algae,green algae everything till it is white live rock. what should I do?I have had this urchin for...

thanks i was surfing on the site and just read that on the shrimp .and i didn't think the bag was right that's why i was asking.thanks for the reply

I started A 100+ reef (or to be someday)and I bought some very fresh live rock from a friend and went with arag-alive aragonite reef sand. it sayes that it has 20,000,000+ live bateria per pound and reduces the initial amonia spike.I tested my water every day it has been two weeks no amonia...

I have had my tank up for over A year with little or no problems . I have a 50 gal.My filters are a fluval 400 ,A trickle sump ,a prizm potien skimmer I have recently bought was using a bubble one seamed to work fine.my lightes are a 250 watt mh. and 2 actinic 36" flo.don't know what else I...