what corals under vho

ross

Active Member
I have a icecap 660 and i am wondering what kind of corals i can keep with it. I know i can keep alot of softies but can i keep any hard corals. If so which ones? Can i keep them together.
 
S

sebae0

Guest
you could probably get away with some lps corals but i think most sps corals wouldn't do that good, unless kept up at the very top of the tank.
the consensus here is that sps corals do the best under mh lighting. hth
 

ross

Active Member
I am running 440w. 2 actinic and i still have to buy 2 more bulbs. I was thinking 50/50. What would you recomend. I was also thinking about just getting 1 more NO output actinic to have on before and after the icecap comes on.
 

bluemandj

Member
I would go with 2 10k lights not the 50/50. The 50/50 will make your tank look to blue.
I am useing VHO and PC in my 125 and I am realitively successful with LPS high on the rock, leathers, shrooms, and my SPS frags are doing poorly, not growing as fast as they should. Look for corlas that need med light.
 

aileena

Member
I would go with 3 whites and 1 blue...Currently I have 2 blues and 2 whites, and although the tank looks awesome so far as color is concerned, the intensity is just not there. I have softies, lps, and some types of sps, no clams, and an anemone BTA. Although everything is doing great, it could be doing better under another white 50/50's. So I am actually going to take out a blue bulb here soon and replace it with a white.
 

tyr-sog

Member
I'm using,
2- uri blues
1- uri 10k sun
1-coralife 10k
I would have liked to stick to all Uri but I don't think uri makes a nice white 10K?
Has I really nice look to it when they are all on. I'd say a natural look but still lets the corals glow.
I was going to show a picture but my batteries are dead, maybe after work later.
 

bang guy

Moderator
Hi Ross,
My display is also VHO. The following corals have thrived:
Torch
Hammer
Frogspawn
Candy Cane
Yellow Leather
Colt
Pink Birdsnest
Galaxia
Several Montopora Digitata (Orange, Green, Brown, & Purple tipped)
Orange Montipora Capricornus
Purple Gorgonians
Xenia
All types of Mushrooms & polyps seem to thrive
The following corals live but grow very slowly (a sign of other than ideal conditions):
Bali Green Slimer
Teal Acropora
I hope this helps
Guy
 

007

Active Member
I think that the best combination of bulbs to use on the Icecap is a 1:1 ration of 50/50 to the 03 super actinic. This will make your tank look a very nice crisp whit and the corals flouresce nicely under them. The 10K VHO are very pink IMO.
 

ross

Active Member
Thanks for all the help guys! That really helped out alot. I saved this so i can always come back to it.:)
 

tyr-sog

Member

Originally posted by 007
I think that the best combination of bulbs to use on the Icecap is a 1:1 ration of 50/50 to the 03 super actinic. This will make your tank look a very nice crisp whit and the corals flouresce nicely under them. The 10K VHO are very pink IMO.

Only thing that worries me about the 50/50 is do you loose 10K intensity?
If say I have 4 bulbs. 2 are actinic, 2 are 50/50. Does this really add up to only 1 10k and 3 actinc? Is this enought 10K intensity?
 

007

Active Member
It really boils down to a matter of personal opinon on what looks best. But yes, there will be enough white light. The only necessity for white light is really for you to see it. The actinic spectrum is what really drives the life cycle of a coral as this is the spectrum that penetrates the deepest into the ocean. IMO, its a very nice look . . . crisp clean white, but the corals still shine like glo-sticks.
 

tyr-sog

Member
Hmmmm, I always thought it was the 10K bulbs that are the important ones, considering some people just run 10K mh.
 

bang guy

Moderator

Originally posted by Kipass4130
the white light is just as important as the "blue" ... corals dont care what color their light is... all they are interested in is the photosynthetic available radiation... one of the bulbs with the highest PAR is a Iwaskai metal halide... and it is white-almost yellow.... the actinics "simulate" light at oceans depths

Agreed.
 

tyr-sog

Member
Well thats what I don't get. Uri recommends on a 4 bulb combo...
2-50/50
2- actinics.
So really isn't this just 3 actinics and one 10k?
Is that enough white light?
Is that combo really blue?
 

007

Active Member

Originally posted by Kipass4130
the white light is just as important as the "blue" ... corals dont care what color their light is... all they are interested in is the photosynthetic available radiation... one of the bulbs with the highest PAR is a Iwaskai metal halide... and it is white-almost yellow.... the actinics "simulate" light at oceans depths

Ok . . . . before I begin, just let me say that I am merely playing devils advocate here.
With that said, as I read your statemtent regarding lighting above it reads as a contradiction. First you state that the white is just as important as the blue. Ok fine. But then you go on to say that corals dont care what color the light is. So based on that rational, then the white and the blue would be interchangeable without consequence. If thats the case then wouldnt it follow that white light is merely for the purpose of the viewer and not the corals?
 

ross

Active Member
I think the 1:1 ratio of 50/50 and super actinics looks really good. With the extra 10k it looks to white IMO.
 

bang guy

Moderator

Originally posted by 007
your statemtent regarding lighting above it reads as a contradiction.
First you state that the white is just as important as the blue. Ok fine. But then you go on to say that corals dont care what color the light is.

I don't see the contradiction. "White is just as important as the blue", not more important, not less important.... equal...
Make the tank look however you like but add up the PAR.
 
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