Are rays better off in high ph/tds waters

  • We are currently upgrading MFK. thanks! -neo
I have to buffer with coral gravel to keep ph kh gh stable and test water twice a week without fail. I know the risks of using neat ro direct to the tank but i have had no issues so far. I drip feed in the last chamber of the sump and the water is heavily airated with a blagdon koi air 65 in both tank and sump.
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This bit of very important info was missing from your previous post which made it sound more like you had a tank full of RO on a drip and were doing nothing to remineralise with no I'll effect, in fact thought you buffer with coral gravel an monitor....many people would have read your post and thought you could just keep rays in a tank full of RO and have no risk, we must remember that many people read our threads with no knowledge and hence people get the wrong idea....such as thinking the amazon is Barron, pure water.
 
This bit of very important info was missing from your previous post which made it sound more like you had a tank full of RO on a drip and were doing nothing to remineralise with no I'll effect, in fact thought you buffer with coral gravel an monitor....many people would have read your post and thought you could just keep rays in a tank full of RO and have no risk, we must remember that many people read our threads with no knowledge and hence people get the wrong idea....such as thinking the amazon is Barron, pure water.

Very good point Toby.
It is easy to assume we all know about these things.
Your system works really well Pete, the amount of rays you have produced from your super spots proves this, what was it 10 pups last time and all perfect..??
 
Very good point Toby.
It is easy to assume we all know about these things.
Your system works really well Pete, the amount of rays you have produced from your super spots proves this, what was it 10 pups last time and all perfect..??

Appologies for misleading anyone, it was not intentional.
Your right Richard it does work well and i monitor my water very close, more so because i use RO. I've only lost 1 pup out of 24 because it had a bad start but i managed to keep it alive for several months before it passed away. All the pups have been in perfect condition and live happily in the water i provide for them as do all the other fish i keep with the rays.
 
Experts with good knowledge can push then"envelope" and provide better water as they know more and are more capable of knowing when something is not working...clearly you know enough to know the techniques inside out.
 
i just learned more about RO and the amazons water perameters then I ever thought i would in one thread... thanks!
 
Experts with good knowledge can push then"envelope" and provide better water as they know more and are more capable of knowing when something is not working...clearly you know enough to know the techniques inside out.

Thanks Toby, i dont know everything about RO but im always learning to better understand how it works. Dont think im doing to bad so far mate.
 
I have to buffer with coral gravel to keep ph kh gh stable and test water twice a week without fail. I know the risks of using neat ro direct to the tank but i have had no issues so far. I drip feed in the last chamber of the sump and the water is heavily airated with a blagdon koi air 65 in both tank and sump.
From what i understand the water composition of the amazon changes daily beause of rainfall washing different minerals from the land into it so how can anyone get a true reading of the water chemistry from it?

So you drip straight RO in your tank? Or mix back some tap water with it? Can you tell us more about the RO (stages)? Are you using anything to remineralize it like DI resin? Or is it just straight RO with coral gravel?

Thanks!!!
 
Db you can either drip straight ro and put some crushed coralB in the sump ect to help keep stable,but crushed coral doesn't last forever youl need to add fresh or depending on your citys water chemistry mix to what ever ratio needed.

My city's water is about a Tds of 300 after I drip tap water through my drip system and drip ro into the tank with the fish waste ect.. I'm able to keep my tanks Tds at around 100. I think the ratio is about 65/45 ro/tap . After all the readings and research I've done before I started using ro I bought a digital electro conductivity meter and a digital ph monitor. The EC meter is a dead on accurate measure of the hardness of your water. Tds meters are just a general idea not accurate. Their is a conversion I think it's 33uS-17tds but using a Tds meter getting a reading and converting into microsiemens is not the same thing. It will be close but just buy an EC meter.i got mine off eBay Hannah or American marine make good ones. They won't run you much and the ph meter is always on you can walk by your tank and see a number instead of dropping in viles everyday.

I would drip straight ro water but my system is just to big I'd need to produce about 300-400 gpd actually probably better to increase the ro drip vs what you regularly drip just because more fresh water is less likely to become unstable. My uncle has been dripping straight ro into his tank for years he only adds peat for remineralization and he keeps very fragile tetras and such and has great success. I don't believe neccesarly that adding calcium carbonate from coral is actually for the rays well being.i think motoro magic adds it just do his water stays stable. Just like this threads title says are they better off in one extreme or the other.well it seems in this hobby all of us have only gone to one extreme with high ph and high Tds. Has anybody ever tried going the other way? Rays are tolerant to a wide array of water chemistrys I don't think almost pure water will hurt them, they come from a river of almost pure water ? So it's less an extreme to go the other way . Rays tolerate hard who says they cannot tolerate softer purer water? Who even knows Toby has never tried it ,I would not recommend it myself it would be such a challenge to maintain .
 
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