Goldfish Ph

http://www.petforumz.com/Goldfish-PH-ftopict51971.html (Goldfish PH)
I went to do my weekly water change and I thought the tank looked pretty clean. So I decided to test the water and save myself some work. Woh, the PH was in the basement (5.5-) and KH was non existent! The water out of the tap is 7.5 PH with a KH of 140. So what caused the drop? What's the preferr..
« Bill, How often do you do maintenance to your tank such as changing some water and how much? Do you have gravel? If so do you vaccuum it? PH crash can be caused by rotting material such as plants, f.. »
« Bill, How often do you do maintenance to your tank such as changing some water and how much? Do you have gravel? If so do you vaccuum it? PH crash can be caused by rotting material such as plants, f.. »
« The high nitrates might have contributed to your problem. Aim for 7.5. Anything between 7 and 8.5 is generally ok. The main thing is to try to get PH stable rather than moving around. You could use .. »
« the PH preferred PH and how I do a 30%+ water change every week to 10 days. Powerfilter gets cleaned and reflossed every two weeks. Gravel gets Python'd every water change. Although there are some w.. »

http://www.petforumz.com/PH-goldfish-ftopict51930.html (PH for goldfish)
hi, i have a small pond in my back yard with 3 goldfish and one weather loach. The PH is all over the place, in the morning it is between 7 and 7.5, in the evening it is 9 (it actually hit 10 last week before i did a water change)... I know this is because of the water plants I have in there but t..