Stingray issues following water changes

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I don't know where you're from but someone was saying that the water works in Singapore added additional Fluoride in the tap water to combat COVID and hobbyists have lost red arowanas. This stuff is not tested with our normal testing kits, and I'm not sure if Prime neutralizes it. Like an earlier post mentioned, it may be worthwhile to get a water report from the municipality.
 
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I don't know where you're from but someone was saying that the water works in Singapore added additional Fluoride in the tap water to combat COVID and hobbyists have lost red arowanas. This stuff is not tested with our normal testing kits, and I'm not sure if Prime neutralizes it. Like an earlier post mentioned, it may be worthwhile to get a water report from the municipality.


This makes a lot of sense.
 
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LOL - numerous municipalities add fluoride to their drinking water, including where I live, and have been doing so for many years. At typical levels, it has zero effect on Asian aros, or any other species of fish that I am aware of.

Can anyone explain why this is happening? A friend of mine thinks the council may have done something to the town water due to the bushfires we had a while back, but my other fish are fine and show no signs of stress after water changes.

I always put the correct amount of prime per gallon/litres of water, plus an extra dose to be safe. For example: if 5mls treats 200ltrs and i took 400ltrs out, i would put 15ml of prime in.

I've done nothing different to what i have been doing for the past 10yrs and i had never lost a fish from doing a water change. She was 100% healthy prior to the water change.


Have you actually checked your chlorine/chloramine level from the tap? It's quite possible that due to the brush fires, your water works has increased disinfectant levels in the drinking water.
 
LOL - numerous municipalities add fluoride to their drinking water, including where I live, and have been doing so for many years. At typical levels, it has zero effect on Asian aros, or any other species of fish that I am aware of.






Have you actually checked your chlorine/chloramine level from the tap? It's quite possible that due to the brush fires, your water works has increased disinfectant levels in the drinking water.
The keyword was "additional" and the intent was to battle COVID, hence a temporary measure, and NOT typical levels.
 
K Katie_Ca - I think that someone is very confused. Singapore has been adding fluoride to public water supplies since the 1950's, and unless you can link to something from the Govt of Singapore stating that they are for whatever reason adding massive doses of fluoride to their water, I would take that info with a grain of salt. It makes no sense whatsoever.
 
N
LOL - numerous municipalities add fluoride to their drinking water, including where I live, and have been doing so for many years. At typical levels, it has zero effect on Asian aros, or any other species of fish that I am aware of.






Have you actually checked your chlorine/chloramine level from the tap? It's quite possible that due to the brush fires, your water works has increased disinfectant levels in the drinking water.
No I havent. Im not sure how I would go about checking the tap water? I live in Australia and never had a reason to test my tap water.
 
I gathered that you lived in AU, brush fires and all, but if you have access to a pool supply store, or something similar, there are test kits for chlorine. If you're lucky, your local district may even post the local water parameters online. Otherwise it's pretty much by guess or by golly when adding water conditioners to tank water. You need a starting point for reference, Seachem's dosage recommendations are not one size fits all.
 
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Id say up your wc schedule to twice a week and do maybe 20%per change instead of doing one big every 2 weeks. As the male is releasing it slimecoat its something with the water. Can you post your water parameters in order ammonia, nitrite, nitrate, ph and kh?
 
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oh boy, it's so bad. i think 50% water change every 2 weeks is NOT sufficient. I do my 30% - 40% WC once a week. I have a friend who do drips water change which means the water changes everyday in small amount.

i think stingrays are pretty sturdy against water fluctuation (ph dan temperature) in my personal experience, BUT very sensitive to ammonia. U must check ur ammonia level.
 
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