Calupera

waterwolf

Member
My LFS told me that some types of Calupera(spelling?) is poisionous to some corals. If so what are the specific effects? I need to know because I have some in my sump that I use for water quality.
 

goldrush

Member
Never heard that. I use Grape Caulerpa in my refugium and never had a problem. I used razor once with no problem also.
 

waterwolf

Member
I have never had problems either but was just wondering if there was anything to be concerned about. LFS said when you cut the caulerpa that milky stuff that comes out is toxic to stoney polyps.
 

goldrush

Member
I've never heard that,but,it could explain why some people advocate pulling it out by the roots rather than cutting it when they thin out their refugium. I've always cut it 1/2 way down.Never had a problem Anyone else??
 
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