Oct 10, 2010 · Hi reefers, I have had this white sponge looking thing growing in a shaded area of my tank now it's spreading and kinda looks like a sponge but maybe it could be a fungus how should it be dealt with.

Nov 28, 2020 · Hi All, I have below kind of growth all over my live rocks, I am not sure whether it is harmful for the ecosystem, it keeps growing all over. Is there a way to control it? Should i take each rock and clean up ? Any suggestions? harmful for the fishes and others.

Jan 23, 2020 · Hello Everyone, I'm new to the hobby and had my tank running for 6 months now. For some odd reason im getting a white spiderweb looking sponge on my rocks...

Apr 22, 2020 · Today I was seeding my refugium with copepods/phyto and macro algae and noticed these white balls in my sump in the refugium section as well as on my UV filter sponge. For the record these were noticed prior to adding todays macroalgae; however, I have in the past directly added LFS macro (I...

Jan 17, 2020 · I'm seeing small white webs looking sponge with little tiny holes in them on my rocks. Should i be concerned or remove the rocks to clean it? please let me know.

Jan 17, 2021 · Hi all, I've got something that looks like a white sponge encrusting on my live rock. The rock has been in for several months, and has other colored sponges on it, but they all colored up within days and are growing gradually. I only noticed this one a …

Feb 28, 2019 · I have a IM mini 40 that's been running for a few months now and ive noticed lately some small white sponges starting to grow all over. Just wanted to make sure they are safe for the reef! TIA!

Jun 1, 2020 · Does anyone have an issue with invasive white sponge? It somehow hitchhiked on a frag plug and now is spreading through my tank. Is there any way to get rid of it? None of my fish, snails or urchin touch it.

Jul 13, 2021 · Just noticed this white root/plant lookin thing growing next to the rock in my refugium any idea what it is?

Apr 7, 2016 · are these white sponges growing in my rockwork? hope picture is good enough to show them ... tank safe right? thanks!