Cheapest way to raise calcium???

new_noob

Member
Plain and simple, My calcium wont go any higher then 350 to 360, i dose 1 teaspoon every day with Kent Marine Liquid Calcium but it just wont go up, i only have $16 so i need to raise it with that much money. Whats the cheapest and easiest way to raise calcium safely?
 

greatfullreefer

Active Member
How old is your reef? I seem to remember when my tank was just a few months old having the same problem. As far as i can tell whilst the tank is establishing the coraline will chew up a large chunk of calcium but will raise as time goes by. Mine is a steady 450 with no additives besides weekly water changes.
 
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thomas712

Guest
A water change
Please check your magnesium levels or have the LFS do it for you.
You could try this if mag is low. Add a teaspoon to tablespoon of epsom salt to the tank, or rather dilute it first in RO water, then add it to the tank. Then tomorrow add the same amount of your calcium and check the levels an hour later. Personally I might double what you are adding but I forget what size tank you have.
The ebsom salt that you are looking for is very cheap and is Magnesium sulfate.
Thomas
 

new_noob

Member
I will tell some specs on tank latter first i have to go to my grandmas ghouse to eat, i'll be back around 5
 
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thomas712

Guest

Originally posted by krowleey
Thomas can you over dose Magnesium ??

Yes you can.
Excessively high Magnesium can relax or anaesthetize and can do harm in marine organisms. In one article that I was reading they were talking about 5 or 6 times NSW mag levels causing problems within 30 min. As you may know 1300 ppm is normal. I remember having mine near 1500ppm before with no apparent harm.
It also seems that Magnesium Chloride is a better choice. I have read where Mag Chloride at a certain excessive dose makes a good relaxant,, the same dose of Mag Sulfate (which is what I have used in the past , Epsom salt) can cause death, not a good thing, but so far after a couple of years no problems on that with me. Just last year I did go to EVS magnesium.
Thomas
 

bang guy

Moderator
I agree totally with Thomas. It sounds like you have a Magnesium deficiency.
Yes, you can OD on Mg.
You should always test before dosing any chemical.
Oyster Shells will not significantly raise useable Calcium levels in a reef tank unless you use them inside a reactor.
Bang
 

new_noob

Member
Ok im back here are some specs on the tank
-55 galllon long reef,
-30 gallon refugium,
-Mangroves and calupre,
-no skimmer (wasent pulling anything out, my mangroves now do all that work)
-VHO lights
-I dont know what my ALK is, i dont test for that
- everything else is fine
-Ammonia - 0
-PH - 8.3
-rite and rate - 0
-calcium - 360
Im going to have my mag checked at my LFS today.
 

jlem

Active Member
Kent marine is really watered down in all of it's liquid suppliments. Try switching to the Seachem Reef Complete. It is a whole lot more concentrated and also suppliments other elements.
 

new_noob

Member
Lol i just got my Mag tested and it is............................870ppm yeah im sure thats not good. Is this really the problem of my calcium? My LFS said i have to start dripping ALK, thats why my Calcium is soooooo low.
 

bang guy

Moderator

Originally posted by New_Noob
My LFS said i have to start dripping ALK, thats why my Calcium is soooooo low.

The statement by your LFS makes absolutely no sense. I would avoid them as a source of information in the future.
With Magnesium in low levels (<1200) Calcium will precipitate right out of the water and bring two parts of Carbonate (ALK) down with each part of Calcium.
Ya gotta get that Mg level up. I agree that your level is far too low to use Magnesium sulfate (Epsom Salt). You need a good dose of Magnesium chloride or a series of large water changes.
Your situation is the typical result of a precipitation event. Precipitation can occur when Calcium or Carbonate levels are raised too fast or too far.
Bang
 

new_noob

Member
URG! whats is Mag chloride? is it expensive? a serise of large water changes?o0ver what period of time, and how large?
 

bang guy

Moderator
Kent makes a Magnesium product.
I'd like a second opinion from Thomas, but I think a series of 25% water changes per week for 5 weeks will replace your Magnesium.
 
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thomas712

Guest
Agreed water changes are the way to go right now and I believe that 25% is a good amount here. I've gone through this before and did 30 gallon water changes on my 90, it took about 4 such changes in a 4 week period.
It would take way to much of the Magnesium sulfate to get it back up and keep it up. The magnesium cloride would do a much better job and be safer all around.
Kent or EVS are good, I use the EVS, I have a one gallon jug of it. Just follow the directions.
I would also save up and purchase the B-Ionic for your alk and cal dosing. This product has magnesium in it and helps to maintain it better than some. Just using a buffer and calcium suppliment without the mag and some people try to push the limit to fast, only to watch the chemistry fall out of solution time and time again.
Your LFS needs some more learning I think, without the magnesium you will never hope to keep your levels where they need to be.
Good luck and let us know if there is anything else.
Thomas
 
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thomas712

Guest
No you don't have to drip kalk. It would be nice once you got everything back in line, but now you don't have to.
Its simple just do the water changes for now and don't worry about the rest of it. After the first water change then get your mag tested again, same with the other water changes. You should see an improvment.
One step at a time my friend
Thomas
 
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hlp

Guest
I am starting a reef. What test kits need to be kept "in house" and which ones should be left to the LFS? I want to get a handle on parameters before I spend a lot of money on inverts.
 
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thomas712

Guest
Good to purchase many at first.
Ammonia and Nitrites, just so you can practice with them and know how they work. After that its always good to have them on hand, but mostly not necessary. Things happen though and they are good to have around, water cloudy and you don't know why, could be an ammonia spike.
Nitrates you should always have on hand. As well as
Alkalinity - A must for reef
Calcium - A must for reef
Magnesium - comes in handy once in a while, more than once in a while in my case.
Then if you add any other suppliments then you should have a test kit for it. For example if you add Iodine then you should have a Iodine test kit.
Got it?
THomas
 
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hlp

Guest
I have the KH, Amm, trate, trite, ph, PO4, and ordered the Ca today. I hope to have a good handle before stocking.
 
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