help

mikedan1

New member
I have a 1 year old 57 gallon rimless tank swc 150 skimmer, refugium, 2 ai sol blue. originally started with 6 bulb tec light. I never had any polyp extension or great coloring (pale), so I switched to the sole blue. nothing has changed, all parameters are perfect with phosphates and nitrates at 0(used all different test kits) i do have 7 fish also. i set up a jbj 28 for a frag tank, as soon as i move frags into the 28 (it is loaded with cynobacteria, small skimmer and no refugium) the polyps open and start growing .it is lit by 1 kessil a150 15k. This is especially true with montipora, if I put a piece in the 28 the polyps open up and looks great, if i move it to the main tank polyps close up and coloring goes away. could my water be too clean????? any help would be appreciated.
 
Use Hanna phosphorous for PO4 and more sensitive kit for NO3 (I use read seas). If both really are zero, I would start feeding more and add a fish or two.
 
clean water is possibility.

something nipping on them is another possibility.

my main tank has alot of angels, so my corals have less PE there than my frag tank as well, same water.

Id start feeding the fish better and more food :) get them fat, and healthy, and they will convert what you feed them to nutrition for corals, and amino acids. also watch the corals at night to see if anything like a crab eating them or stressing them.


HTH,
 
I have the same size tank and was having the same kind of problems with pale colors. Bought a hanna test and found out that the 0 my salifert test was giving me was actually 0.09. After installing a gfo reactor and changing the media every day for a week( my rock was leaching po4) my corals went from pale/brown to just pale. Now that im feeding oyster feast everynight colors are starting to pop up.
 
yep probably too clean. you have a good skimmer and a mature tank. stock that bad boy with some fish and feed them. i have a GFO reactor swc160 and a fuge just to take care of the dirtyness of my over feeding and fish. the coral love it. their is enough food and not an excess of nutrients. i do a water change with parameters start to change
 
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