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Re: [APD] CO2 problems (??)



It is.

Vaughn Hopkins wrote:
> Is this a 29 gallon aquarium?  You seem to have omitted that piece of 
> data.
> Vaughn H.
>
> On Tuesday, February 28, 2006, at 05:20 PM, Barry Anderberg wrote:
>
>   
>> My city water report says my water's alkalinity, due entirely to
>> bicarbonate and nothing else, is 17.5 dKH.
>>
>> My Aquarium Pharmaceuticals test kit confirms this number.
>>
>> Both Red Sea pH test and Aquarium Pharmaceuticals pH test agree that my
>> pH is currently at or around 6.8.
>>
>> That gives me a whopping 85 ppm of CO2 in the water.  This stands to
>> reason as I am bubbling about 3 bubbles per second into an external DIY
>> reactor.
>>
>> The problem?  None of my fish are showing any stress at all, which 
>> makes
>> me wonder if I am missing something and that my CO2 really isn't that 
>> high.
>>
>> As a newbie to planted tanks I'm also obsessed with getting my plants 
>> to
>> pearl, and they do, every day almost all day long, but it isn't very
>> heavy pearling like I have seen in some photos.
>>
>> Maybe I should try some riccia.
>>
>> Also I am starting to see some hair algae on the older growth leaves,
>> especially on my ludwigia.  I thought if I kept the CO2 high and made
>> sure my plants had all the nutrients they needed I would be able to
>> avoid this kind of thing.
>>
>> my tank is as follows:
>>
>> 100% eco-complete
>> 10 total hours of lighting, 65W CF lighting with a 3 hour, 2x65W 
>> "mid-day"
>> Water: 22 dGH, 18 dKH, 6.8 pH
>>
>> Aquarium Pharm. Test Kit Results (for whatever they are worth)
>>
>> NO3: 20 to 30 ppm
>> PO4: 5 ppm
>>
>> I dose using the Estimative Index as follows:
>>
>> Sunday: 50% water change, followed by dose of 1/4 tsp KNO3, 1/16 tsp
>> K2SO4, 1/16 tsp KH2PO4
>> Monday: 15 mL Plantex CSM+B mixed at 1 tbsp. per 250 mL water
>> Tuesday: Same dosing as Sunday
>> Wednesday: Same as Monday
>> Thursday: Same dosing as Sunday
>> Friday: Same as Monday
>> Saturday: Nothing
>>
>> How can I improve my tank and get better, faster growing, healthier
>> plants and stop that annoying hair algae that is starting to form?
>>
>> _______________________________________________
>> Aquatic-Plants mailing list
>> Aquatic-Plants at actwin_com
>> http://www.actwin.com/mailman/listinfo/aquatic-plants
>>
>>     
>
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>
>   

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