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Search: Keyword(s): ; Posts Made By: Hoppy
Forum: Algae Today, 03:44 PM
Replies: 12
Views: 106
Posted By Hoppy
It looks like you might just have diatoms - brown...

It looks like you might just have diatoms - brown "algae". I have no idea how much light you have, since you have the lights well above the top of the tank, and you are using something other than...
Forum: DIY Today, 03:38 PM
Replies: 16
Views: 320
Posted By Hoppy
I agree! I think the stand is more than strong...

I agree! I think the stand is more than strong enough as is.
Forum: Fertilizers and Water Parameters Today, 04:01 AM
Replies: 10
Views: 211
Posted By Hoppy
The Flourish fertilizers dosing schedule provided...

The Flourish fertilizers dosing schedule provided by Seachem is only appropriate for low light tanks. You need to double those dosages for high light. I found that Excel is far more effective at...
Forum: Fertilizers and Water Parameters Yesterday, 11:04 PM
Replies: 10
Views: 211
Posted By Hoppy
Most of the time algae can be assumed to start...

Most of the time algae can be assumed to start because you have too much light for the amount of CO2 you have dissolved in the water, or you are starving your plants by not fertilizing well. Algae...
Forum: General Planted Tank Discussion 07-24-2014, 04:32 PM
Replies: 3
Views: 96
Posted By Hoppy
Very, very few drop checkers will react to...

Very, very few drop checkers will react to changes in CO2 concentration faster than 2 hours. When you see a green drop checker 4 hours after the CO2 was turned off that is most likely because the...
Forum: General Planted Tank Discussion 07-24-2014, 04:29 PM
Replies: 19
Views: 369
Posted By Hoppy
Unless you have quite a bit of experience with...

Unless you have quite a bit of experience with planted tanks, you should treat ammonia and urea as enemies, not as friends. Dose nitrates, preferably potassium nitrate, KNO3, and never add ammonia...
Forum: Lighting 07-24-2014, 04:15 PM
Replies: 7
Views: 194
Posted By Hoppy
Look at this chart:...

Look at this chart: http://i573.photobucket.com/albums/ss176/Hoppycalif/PARvsDistT5VariousLights.jpg which is from http://www.plantedtank.net/forums/showthread.php?t=184368

There is a line for a 4...
Forum: Fertilizers and Water Parameters 07-24-2014, 04:02 PM
Replies: 38
Views: 824
Posted By Hoppy
There is no way within reach of hobbyists to...

There is no way within reach of hobbyists to measure CO2 that accurately. You think you have 28 ppm, but you could have 10 to 40 ppm. The pH/KH/ppmCO2 tables are only good if you use pure water...
Forum: DIY 07-23-2014, 05:13 PM
Replies: 244
Views: 88,061
Posted By Hoppy
The steel brackets give the stand its ability to...

The steel brackets give the stand its ability to handle any racking loads, like from bumping the stand from the side or front. Like all of our DIY stands it is over designed, but that makes small...
Forum: Lighting 07-20-2014, 08:28 PM
Replies: 2
Views: 146
Posted By Hoppy
I would call it very good low light. Much more...

I would call it very good low light. Much more and you run into algae problems if you don't use Excel or CO2.
Forum: General Planted Tank Discussion 07-18-2014, 07:08 PM
Replies: 7
Views: 247
Posted By Hoppy
What company made the light fixture? Does it...

What company made the light fixture? Does it have polished aluminum reflectors, bent so you see two reflected "bulbs" for every real bulb? Some 2 bulb T5HO lights would be high light, and some...
Forum: Lighting 07-16-2014, 05:06 AM
Replies: 5
Views: 284
Posted By Hoppy
The best way to get an answer to your question is...

The best way to get an answer to your question is to measure the PAR yourself. First buy a cheap lux meter, from Ebay, Amazon, or other online stores. Then prop your light fixture up, out in the...
Forum: DIY 07-16-2014, 05:00 AM
Replies: 55
Views: 4,168
Posted By Hoppy
No, of course I have no method for verifying...

No, of course I have no method for verifying spectral response of a photodiode. But, I also don't understand the response you received - what are they saying the true response looks like?
Forum: Algae 07-15-2014, 04:57 PM
Replies: 14
Views: 600
Posted By Hoppy
Interesting! Thank you. The Devil is in the...

Interesting! Thank you. The Devil is in the details:redface:
Forum: Algae 07-15-2014, 03:45 PM
Replies: 14
Views: 600
Posted By Hoppy
I agree that high CEC substrates would hold...

I agree that high CEC substrates would hold nutrients, thus limit the leakage of nutrients into the water column.Ions in water will always migrate to areas of lesser concentration. This is an...
Forum: Algae 07-15-2014, 01:45 AM
Replies: 10
Views: 248
Posted By Hoppy
But, doesn't Seachem recommend that high a dosage...

But, doesn't Seachem recommend that high a dosage as an initial dosage? I don't see the reason for doing that, but I do see good reason to increase the daily dose to double what Seachem recommends -...
Forum: Algae 07-15-2014, 01:40 AM
Replies: 14
Views: 600
Posted By Hoppy
As I see it, when a substance dissolves in water...

As I see it, when a substance dissolves in water that substance's molecules separate into ions, equal numbers of cations and anions. Those don't recombine in the water, but circulate in the water...
Forum: Algae 07-14-2014, 09:53 PM
Replies: 10
Views: 248
Posted By Hoppy
Why would you add that tea instead of Pepsi Cola,...

Why would you add that tea instead of Pepsi Cola, for example? Why would you expect it to be an algaecide?
Forum: Algae 07-14-2014, 04:15 AM
Replies: 14
Views: 600
Posted By Hoppy
We often talk about soil tanks or nutritious...

We often talk about soil tanks or nutritious substrate tanks as being those with low nutrient levels in the water. I'm not a chemist, nor am I a botanist, so I lack some basic information. Is it...
Forum: Algae 07-14-2014, 04:04 AM
Replies: 14
Views: 600
Posted By Hoppy
From a practical standpoint what would you do...

From a practical standpoint what would you do differently if allelopathy was occurring as a weapon plants use against algae, versus if it isn't occurring? And, what experiment, short of removing big...
Forum: Algae 07-14-2014, 01:33 AM
Replies: 28
Views: 805
Posted By Hoppy
You can buy the basic chemicals needed to dose...

You can buy the basic chemicals needed to dose nitrates, phosphates, potassium and trace elements on the internet very cheaply. It makes no sense to try to substitute anything for those basic...
Forum: Algae 07-14-2014, 01:26 AM
Replies: 13
Views: 271
Posted By Hoppy
If the plants are pearling like crazy, you have...

If the plants are pearling like crazy, you have high light. With high light you need to dose all of the nutrients NPK and traces, at dosage amounts that will ensure than the plants will not be...
Forum: Algae 07-13-2014, 04:42 AM
Replies: 28
Views: 805
Posted By Hoppy
BBA is very often triggered by CO2 which isn't at...

BBA is very often triggered by CO2 which isn't at the same concentration in the water every day. With DIY CO2 it takes multiple bottles, with staggered start times, or you have no chance at all of...
Forum: Algae 07-09-2014, 03:15 AM
Replies: 27
Views: 1,649
Posted By Hoppy
What light fixture are you using? How many...

What light fixture are you using? How many bulbs? Is it sitting on top of the tank? Light is a very important parameter, and you can't pick the light by what looks good. First it has to produce a...
Forum: Algae 07-08-2014, 06:15 PM
Replies: 15
Views: 524
Posted By Hoppy
What fertilizing are you doing? Plants that are...

What fertilizing are you doing? Plants that are growing well, and are healthy are the best defense against algae, but plants need food to grow well.
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