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Old March 12th 07, 06:43 PM posted to rec.aquaria.marine.reefs
B
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Posts: 8
Default orange/red digitata turned pink

Thanks Wayne,

My lighting equipment is the same as the store however the store's lighting
is probably about 4+ inchies higher off the water and his corals are a
couple of inches deeper in the tank.

This is my first coral. I have other items like a torch, star polpys, etc
at the bottom of the tank but no corals like the digitata.

All water tests seem fine except I do fight to keep my water hardness up. I
do the typical ammonia, nitrite, nitrate, pH, kh, calcium and phosphate
tests. Can you think of one I might check into to further examine this
problem, if it is one?

http://www.geocities.com/bryg30/83106-fulltank.jpg -you can barely see
the red/orange digitata in the upper right (under one of the blue-green
damsels) back when it was its original color.

-Bryan




"Wayne Sallee" wrote in message
ink.net...
Do you have other corals? If so what other corals do you have? Is the
lighting brighter in your tank than the store's tank? Going to a brighter
tank, can cause them to lighten their colors, and it can also cause them
to darken their colors. Also different nutrient levels in the water can
also make a change in lightness and darkness of corals. And other factors
of water conditions can cause a change.

Wayne Sallee
Wayne's Pets


*Mr No name* B wrote on 3/12/2007 1:55 AM:
I bought a orangish red digitata frag several months ago and it looked
great and grew fast for a long while. Over a month ago it started
turning pink and now it's very pink, I'm afraid to say almost white pink.
I've been reading about coral bleaching but nothing really matches my
situation. These have been pink for over a month, maybe even a couple of
months. The store I bought it from has his "parent" frags growing great.

Any idea why this happens and what I can do? It's getting plenty of
light from my halides and actinics.

Thanks for the advice.

B