high nitrates - always!!! PLEASE HELP

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Aglaia

Feeder Fish
MFK Member
Jan 15, 2014
20
0
0
Florida
Hello Everyone

i have a 100 gallon FW. i consistently have high nitrates, which r around 60 ppm, as indicated by my API testing kit.
nitrtitea and ammonia are alway 0.
i have two external biowheel pumps, before that used an UGF. the odd thing is i have a 30 g quarantine tank which contains a biowheel filter as well - no animals or plants. the nitrates are always that high if not higher in there.
in my 100 g i have a small angelfish, a highfin pleco (6"), and a senegal bichir (8"). i added some marimo mossballs and i put katappa leaves and bark in.
I tested the tap water it comes up clean.
does anyone know how to fix this? i dont want to completely change the water every week.
thank u for any input!
 
A few members on here (including myself) feel that the API Nitrate test is not very accurate. I personally would just keep up with tank maintenance and skip the test. If you're that concerned with it, try running Purigen in your filter.


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i vacuum about once a week, before the water change.
is there a more reliable brand of test kit? the fish r fine. swimming active not gasping eating etc.
i only feed one a day. tried every other day only change i got were upset fish about not being fed. there is no food left in aquarium. except the cucumber slice for a few hrs for pleco.
it almost seems like my nitrate eating bacteria r asleep.
 
i am sorry what r photos plants? i thought about plants, guess i will start buckling down and redaing up on plants.
 
oh my tap nitrate is 0 and the substrate is from substrate source, like a rough sand. (approximately size of cat litter).
 
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