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ssdawood

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One day is 24 hrs on planet earth. There are other planets where day is longer or shorter. When you have two photoperiods in one day it becomes two days.

Basically what I am trying to say is that we humans consider one photoperiod as one day. All you are doing is reducing the number of hours in day.

I dont know effect on corals.
 

albano

Saltwater since 1973
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One day is 24 hrs on planet earth. There are other planets where day is longer or shorter. When you have two photoperiods in one day it becomes two days.

Basically what I am trying to say is that we humans consider one photoperiod as one day. All you are doing is reducing the number of hours in day.

I dont know effect on corals.

:scratchch ... For corals :idea: I would think...
One day is 24 hrs on planet earth. There are other planets where day is longer or shorter. When you have two photoperiods in one day it becomes two days.

Basically what I am trying to say is that we humans consider one photoperiod as one day. All you are doing is reducing the number of hours in day.


:rolleyes:
 

evolution21

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Actually makes sense.....If I left my lights on 24hrs. a day, my zoas would never close. They don't know when the actual day ends. So doing two day periods in one day seems like it may actually promote growth. I'll give it a shot.
 

ssdawood

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:scratchch ... For corals :idea: I would think...
One day is 24 hrs on planet earth. There are other planets where day is longer or shorter. When you have two photoperiods in one day it becomes two days.

Basically what I am trying to say is that we humans consider one photoperiod as one day. All you are doing is reducing the number of hours in day.


:rolleyes:

sorry should have been clear. When I said for corals I meant the effect of shorter photoperiod.

English is my second language. I had to read your funny statement four times before I understood why you were rolling eyes.
 
M

Moneymaks24

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Just coz a coral open and closes more frequent don't mean it's growing faster. Just keep it simple, don't try to reinvent the hobby.
 
M

Moneymaks24

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Only way to check is set up 2 identical systems for a year and see if the 2 periods have any affect. Also set a third tank w the skimmer off for 6 hrs and u will really see a diff in growth.
 

Yani1133

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Would love to see this done it could very plausibly work. In the ocean corals have evolved to use the full photoperiod and full dark period perfectly but our lights and tank conditions are very different. If your corals get the max needed light in under your photoperiod this could work and is very plausible. Theyve switched lab animals on all kinds of crazy night/day schedules, we really know so little about biological clocks. As for the people dissing you, they should probably read up a little on ethology before they talk out of their rear ends. It wouldnt effect humans growth because we dont have separate light/dark rxns controlled by a symbiotic partner for our food, but weve still seen all kinds of crazy effects in people who work graveyard shifts with blood pressure and body temp regulation. Power to you on this its this kind of stuff that moves science forward and would love to see how it works out for you. I would say you would need atleast a three month period to test this and the first month used to acclimate them slowly to this schedule by going from 12:12 10:10 8:8 etc. if i remember right animals that made a cold turkey jump were all kinds of messed up.
 

btldreef

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money have you ever tried this method? Im guessing no.... I haven't either so if the OP is willing to test this out its worth a shot to see how the corals react. also are you a marine biologist? I'm guessing no.....


I don't know guys. I understand your theory here. I don't know if this would accelerate anything. Yes, most corals need light for growth but, taking it away and then giving it back.... ????

STABILITY... CONSISTENCY.... and KEEPING HANDS OUT OF THE DAMN TANK IMO is key. Corals demand more then just light to grow. I agree with tony on this one guys.
 

Yani1133

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Same here, jus sayin dont diss the idea until its actually tried there actually some cool science behind day periods. My opinion is light isnt our limiting issue but replicating the micro food in the ocean for coral is. But would love to see the results i cldnt find any scientist who have done this with coral, and other animals show all kinds of cool changes.
 

NYreefNoob

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poughquag, ny
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you would need to figure how long it takes for certain types of corals to uptake food, process and so forth, personally i think people run their light cycle to long in the first place, if i can find the thread from years back on here ill link it. my lights are only on about 6.5 hours a day with whites only being on 3.5 hr's.
want killer growth ? get a 6700k light.
 

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