What is this?

[JCRove06]

I’ve noticed this light green web looking thing on my live rock these last few weeks. Does anyone know what it is?

Thank you,

JC

 

[James M]

Sponges...filter feeders

 

[Dan I]

That's a sponge. They are a filter feeder.

 

[JCRove06]

Cool. Thanks dan. I’ve never noticed them before and they coincide with my montis dying off. It’s been tough finding the culprit.

 

[vetteguy53081]

I have a few and have trimmed any that get unsightly