High pH

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hello :)

I have this ph in all of my tanks, its the ph of the UK's wap water. I even keep discus at this ph and they are one of the most delicate tropical fish of them all. They have no probelms what so ever in that ph, when it reaches over 9 or below 5 is when you have to worry the slightest ;)
 
Phantom Thief said:
Try testing the rocks by pouring vinegar on it. If it bubbles, take it out of your tank.

P.T.
Hadnt heard that before! :eek:
Think I'd better take it out, THEN poor vinegar on it tho ;) :p

Thanks :)
 
I use "Proper pH 6.5" in both of my tanks and have had very good results with it, it's what my lfs uses in their own tanks. I change the water on a very predictable schedule and add the Proper pH6.5 every time I change the water so it never crashes on me. I also have driftwood in my larger tank.

Without using the driftwood and Proper pH, my tank water is over 8.6! :blink:
 
I have this ph in all of my tanks, its the ph of the UK's wap water.

Not the whole of the UK, Here in the NW we have great water :D Ph almost bang on 7.

The granite should be fine in your tank. Is there anything else in the tank? What are you using for your substrate?
 
You can't generalise one place's pH to the whole of the UK :rolleyes: Mine in leeds is jsut below 7.

Anywho. The rock you showed us is granite. According t the aquarium safe rocks list (there's a link below) granite is fine for tanks :dunno:. Try taking it out and doing a water change then seeing if the pH is lower.

Safe rocks:

http://www.uniquaria.com/articles/sr.html
 
Ok, but the tap water at 7.6 is obviously favourable...

There is a waiting period that is necessary before you can definitively say that your tap water is 7.6. There is often a large amount of dissolved CO2 in the water that will diffuse out in a short amount of time, yielding the long-term pH. To wit, my tap water, tested out of the faucet is almost exactly 7.0, but left to sit out overnight it is the same 8.3-8.4 that my tank consistently tests at.

This is the very first thing I would check... sit some water out for some time and check again.

Also, 8.4 is not terrible and as has been mentioned, many fish will acclimate to it without problem. While every tiger barb profile I have every seen does not go up to 8.4 on the pH scale, mine seem to spawn at least once a week or so -- without my doing anything. If they are spawning, they must be pretty pleased.
 
Bignose said:
Ok, but the tap water at 7.6 is obviously favourable...

There is a waiting period that is necessary before you can definitively say that your tap water is 7.6. There is often a large amount of dissolved CO2 in the water that will diffuse out in a short amount of time, yielding the long-term pH. To wit, my tap water, tested out of the faucet is almost exactly 7.0, but left to sit out overnight it is the same 8.3-8.4 that my tank consistently tests at.

This is the very first thing I would check... sit some water out for some time and check again.

Also, 8.4 is not terrible and as has been mentioned, many fish will acclimate to it without problem. While every tiger barb profile I have every seen does not go up to 8.4 on the pH scale, mine seem to spawn at least once a week or so -- without my doing anything. If they are spawning, they must be pretty pleased.
Agreed. My tap tests about 7.2. Letting it sit overnight yeilds results of 8.2. I am glad I found this out, as doing large water changes could have been bad for my fish. Now I let my water change water sit overnight so the pH equalizes. Of course, the best thing is to not do overly large water changes, but better safe than sorry.

\Dan
 
i lower my PH from 8 to 7. Don't use the powder stuff because it turns the water cloudy if you have hard water
 

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