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What's this white stuff on my favia?

Supporting Member
Joined
Nov 4, 2019
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96
All,
Noticed these white egg like things on this favia frag. Has been in the tank for 3 weeks and first time I noticed this. Nothing on any other frags nearby. Any idea what this is and if it's anything I should deal with? It's all in my frag QT tank with other frags, some snails, and an emerald crab.

Thanks.

IMG_1560.JPG
 
Past President
Joined
Mar 26, 2010
Messages
18,952
I see something...no clue what it is. Doesn’t seem like an egg to me of anything I Can think of.
 
Supporting Member
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Nov 4, 2019
Messages
96
Perhaps. I just thought they it looked different than what I've seen on this coral and others. It doesn't look like individual tentacles, but a thin gauzy piece that moves together when I blow a little water over it. But I'm all new to this, so I figured I'd ask.
 
Guest
Joined
Aug 8, 2016
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its possible they are Mesenterial filaments, which can sometimes mean the coral was injured, but also could mean nothing. Or there could have been snail eggs or something floating around the aquarium that it caught. Keep an eye on it, if its gone tomorrow its probably nothing. Or you could see if you can get a better shot of it.
 
Supporting Member
Joined
Jun 29, 2010
Messages
7,138
Looks like excess mucus to me, but hard to tell.

Make sure there is no aggressive coral right next to it.
Check parameters, maybe add some carbon.

Could be a ton of things though.
 
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