Trying to cycle my 130.

Current. I can dose ammonia to 1ppm or 2ppm again. And watch it drive down over a day or 2. But I'm worried it will raise nitrite up even more instead of driving it down

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no rush, we don't factor nitrite in updated cycling since nitrite always complies with ammonia by day 25, in all cycling charts, when not measuring wastewater. its ok to wait any interval of time however.

because you met 30 days cycling and the one param that matters, ammonia, you are cycled. this thread has links to the chem forum, discussing why nitrite absolutely has no bearing in todays cycle science. helpful...one param cycling.
its the new wave :) less testers=less ability to misread. all tanks cycle by day 30. *that doesn't mean ones using rotted former live rock dried, then rehydrated wont leak ammonia a while, they can- but at 30 days submersion the surfaces are as cycled as your tank and mine currently running once the overcoming rot stops. cycling bac is always ready by day 30 you are showing above. when a fish dies in a full running reef, the extra ammonia that can be produced doesn't mean that system lacked bacteria.

Ive never heard of a single reef tank ever taking longer than 30 days to cycle when measured correctly, its a 100% ratio.

 
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no rush, we don't factor nitrite in updated cycling since nitrite always complies with ammonia by day 25, in all cycling charts, when not measuring wastewater. its ok to wait any interval of time however.

because you met 30 days cycling and the one param that matters, ammonia, you are cycled. this thread has links to the chem forum, discussing why nitrite absolutely has no bearing in todays cycle science. helpful...one param cycling.
its the new wave :)

Ok cool but in theory if I let it sit not sure how long.
. Nitrite should drop on it's own?
 
we literally don't factor it, you are cycled. The rest is arbitrary waiting using testers that almost never show zero. the sole design of that thread was stating the completion date for each tank, you're set. I believe we have one young man linked in there still reading low nitrite at day 70 :) these can run a long long time depending on the tester. he too had no real nitrite, he just enjoyed the wastewater testing option which ranges drastically tank to tank, we show.

for example, in the thread we show if you ever use Prime water conditioner even once, all your nitrite testing is invalid. too many confounds to use it

we show that by using api ammonia to set the initial ammonia levels, most aquarists are adding far more real ammonia, so skewed nitrite isn't a surprise for the times its tested accurately. several more reasons not to test for it are included but its ok to wait, no harm can come from any degree of wait.
 
we literally don't factor it, you are cycled. The rest is arbitrary waiting using testers that almost never show zero. the sole design of that thread was stating the completion date for each tank, you're set. I believe we have one young man linked in there still reading low nitrite at day 70 :) these can run a long long time depending on the tester. he too had no real nitrite, he just enjoyed the wastewater testing option which ranges drastically tank to tank, we show.

for example, in the thread we show if you ever use Prime water conditioner even once, all your nitrite testing is invalid. too many confounds to use it

we show that by using api ammonia to set the initial ammonia levels, most aquarists are adding far more real ammonia, so skewed nitrite isn't a surprise for the times its tested accurately. several more reasons not to test for it are included but its ok to wait, no harm can come from any degree of wait.
Ok. Do I let it sit for the week left or should I feed it 1ppm ammonia every couple days?
 
we are on two different courses so there is no right way.

course 1. its ready. whatever you are going to add to it, you can add now.

course 2. when the tester says no nitrite then its ready. bacteria do not have to be fed in a cycled system once theyre set (your ammonia test shows they're set) so from that basis you don't have to continue feeding ammonia even if you do want to wait for wastewater nitrite to clear. either way will work ok for your system, no harm either way.

your nitrite will likely never go away if you keep adding more ammonia past the ready phase.
 
we are on two different courses so there is no right way.

course 1. its ready. whatever you are going to add to it, you can add now.

course 2. when the tester says no nitrite then its ready. bacteria do not have to be fed in a cycled system once theyre set (your ammonia test shows they're set) so from that basis you don't have to continue feeding ammonia even if you do want to wait for wastewater nitrite to clear. either way will work ok for your system, no harm either way.

your nitrite will likely never go away if you keep adding more ammonia past the ready phase.
Thank u. I wont touch it till Monday.
 
I can understand the basis of testing our training is fully built on it. one trick to help on that upcoming nitrite is that when you see the reading dropping from its current level, then mark that ready per nitrite. the issues we collect are people waiting forever for hard zero, the mere movement down alone if occurring by Monday is for sure ok for nitrite and your tester is likely to work in that way.
 
Ita funny salifert and api are way different. I dont trust salifert because salifert is the reason why I overdosed ammonia to.begin with. I wouldnt show past 1.5ppm I was going for 2. So I doubled. Tripled added a little more here more here to still reading the same dam number. Then ordered api and bam. Color off the charts!!! Lol so I dont know which one to.believe!
 
that's chiefly why we made that no-test cycling thread. if you let any combination of ammonia bacteria and water stew for 30 days you will be cycled. if you want your testers to work, then we change out water and retest only for ammonia using the calibration measures from the last two pages. that arrangement makes all testers work.

but since your ammonia is showing clear zero after having plenty added, that's a solid sign of bac that have set up shop and again done it within 30 days, which all google cycling charts show. the nitrite w work itself out given a little more time.
 
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yuppers.. if your tank has been rocking 8ppm ammonia for a month, can't see any reason to re-up the ammonia when your fish are only a week away from the tank. They'll provide the ammonia to keep all your bacteria happy :)
 
yuppers.. if your tank has been rocking 8ppm ammonia for a month, can't see any reason to re-up the ammonia when your fish are only a week away from the tank. They'll provide the ammonia to keep all your bacteria happy :)
Let me clarify. It was only reading 1.5ppm on salifert so I kept adding ***** ammonia. Bought api to compare and ir was way over last color. That went down in like a week and half to 0. Then nitrite and nitrates were off the color charts ever since. Never dropped. I did 5 water changes to get nitrite to 2ppm on api and just tested on salifert to compare. After the 35gx5 water changes I have this..

Api ammonia 0
Api nitrite purple 2ppm
Api nitrate 20ppm

Salifert ammonia 0
Salifert nitrite .5
Salifert nitrate 25

I'm just gonna let it ride till Monday see if it changes. Maybe do another WC sunday or 2 35g changes Sunday

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And just fyi I tested my api kit to freshly mixed salt water and nitrite comes out to 0. So I know its reading
 
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Also weird as I havent seen a lick of brown algae just a little green and I mean litttle....which also makes me think something is wrong

I like @brandon429 write up. But I never actually did the 1 or 2ppm 24 hour test. Maybe I'll do it Friday morning start? Since Sunday I'm gonna do 2 35g WC to just lower nitrates for coral.
 
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@brandon429 just a little update since doing all WC to drive nitrite to detectable levels of 2ppm instead of like 20. I get home from work just now and nitrite is 0ppm. And nitrate is 0ppm. So I just did the 2ppm test. Dosed ammonia to 2ppm. And here it goes. But that's first time nitrite dropped so now I feel really really good visually.
 
its ready agreed, no further ammonia testing required. the first drop alone + known time underwater made it ready. now its triple ready! you can wait as long as you like for nitrite to drop either way is fine.
 

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