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Brown and green hairy algae reef

I have a red sea max 250 tank,75 gallons I bought it from a guy who had no algae problem and had coraline on every surface. I moved all his water, rock and sand. I added more live rock and waited till the tank cycled. I do weekly 25 gallon water changes with ro.di water. I added a few colonies of Zoos and some soft corals, Green hammer, Green stay polyp, I added mating clowns a Yellow and a coal tang. i have a brittle star and some snails a few blue leg hermits. I dose 1/2 ml of bionoc a day. All my coraline is gone, replaced with a brown. gree, slimy hairy algae on all rock surfaces and the rear glass. I have the skimmer set high and the lights are on for 10 hours. I read in the posts to kill the lights, add a ton of snails, scrub the rocks ets. How do you scrub rocks with zoos attached?? Wont my corals need light?? Why did I lose my coraline? Any good suggestions? Thanks for the help amlsml@verizon.net
 

redfishbluefish

Officer Emeritus
Officer Emeritus
What’s up with all the other parameters…Ca, pH, Mg, Alk and the three "N's"?

Who's salt are you using?
 
Like Redfish said,water params??

It sounds like everything was and is the same as the way it was setup ? If so the only difference might be your r/o. Did you check TDS ?
Remember that you disturbed the sand bad in the move,that could be some of the problem . How long was the rcok out of water ,if it was,during the move ? Sponges die real fast in the air.
I would try to syphon as much of the gunk out during water changes.
Your Zoa's and others can go a few days without lights . Then after this I would lower my light period to about 8 hrs and go from there .
 
I had the same problem. I moved my tank from my office to my house. Three months after the move everything was covered with green hair algae. It took me almost a year to kill it. :-[
I used a small brush (for baby bottles) to scrub the rocks. It is small enough that you can clean around the corals. I also used Dr. Weiss Algae Magic

http://www.thereeftank.com/Marc-Weiss-Algae

After I scrubbed the rocks, I used a net to get as much of that stuff out of the water as possible. The lights were on a 6hour a day cycle. I also added a bag of carbon in my sump. After each cleaning I changed 15% of water.
I hope this helps. Good luck!
 
i am also going through some hair algea problems with my RSM250
you did'nt say how long after the initial set up you addaed the extra bioload....you might be going through new tank syndrome as it is what i expect i am going through.
what you need to test for is nitrates and phosphates as these will fuel algea growth.
my sugestions are ...try sucking out as much as possible,shorten light cycle, reduce feeding, add a reactor with GFO(phosban) and keep doing water changes to try and eleminate the phospates and nitrates....
with these measures and some time the algea will dissapate

good luck & happy reefing........al
 
sorry, all major parameters in line, ph a little high but not out of the range. I didnt check the calcium, i will do tomorrow, how do I get rid of the stuff??
 
A toothbrush with a light stoke will work around the corals. As for keeping your tank in the dark you can normally go three days straight of darkness without a problem, four days will start to push it.

I took a straight-through powerhead and attached a small media bag to it and made it my reef dustbuster. I use one hand to pull the algae and the other to suck up the stuff so nothing is left floating around.

IMG00020-20091023-0047.jpg
 
I wrap the tank with towels so no light gets in from the room when I blackout. Couldn't answer about the moonlights though.
 
i shut the lights off for 3 days and got rid of the carbon and switched in a bag of phosphate remover, worked like a charm, no more algae. set light to 8 hours from 12 thanks for the help, I did scrub off as much as possible first and instead of a dustbuster, i used a canister and filtered out the algae and returned the water back to the tank
 
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