Help me plz! Crazy white lookin stuff

Lanceman · Aug 1, 2022

Hello, I recently discovered this white stuff growing. It slowly takes over the rocks and creates a little root network. Then sometimes these little white fuzzy trumpets grow out of it, but it only does that next to coral. I tried my best to take pics, it's basically all over the rocks shown, thx guys.

blaxsun · Aug 1, 2022

I'm guessing algae or some sort of polyp, but there's not enough detail to really see.

Pico bam · Aug 1, 2022

I forget what this stuff Is called I believe it’s a sponge its harmless and usually grows under the rocks. you’ve got a lot, Can you take a clearer picture maybe under white light?

ying yang · Aug 1, 2022

Yeah white light picture would help the more knowledgeable people help you Id it.
Can't really see nothing in that blue blurry light sorry.
See couple little green polyps and some whiteish blue fuzzy stuff but guessing no blue actually in it .
Look up colonial hydroids the little tiny white ones,best guess can give you going just from your description

ying yang · Aug 1, 2022

Tiny white hydroids...

I've had this candy cane coral frag for a couple of months now and I remember noticing a tiny white little hand on the branch the first week or so it was in the tank. Not knowing what it was I dipped the coral and put it back in the tank. I noticed an army of about 40 has formed on the branch of...

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These ones I think I'm thinking off but these pictures not much better either lol

ying yang · Aug 1, 2022

How do Tiny White Hydroids Spread?

Does anyone know if the tiny white hydroids spread through the water column in any stage of the life cycle? Or can they only spread out from the surface? I’m trying to plan what to do with an incoming order and a small white hydroid outbreak in a coral QT system. These are not the larger...

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Post 3 and 9 in this thread is my guess off your description,if not them fair enough