Sponge / pest ID please

[ASaltyguido]

Trying to figure out what these things are they are starting to show up everywhere and some are annoying my zoas. Clear tube clusters in center of pic. Tank is about 7 months old thanks!

 

[Kmarshall168]

Can you repost in under white light please?

 

[ASaltyguido]

Trying to figure out what these things are they are starting to show up everywhere and some are annoying my zoas. Clear tube clusters in center of pic. Tank is about 7 months old thanks!

 

[ASaltyguido]

Sorry think that last one is better. Thanks for looking!

 

[vetteguy53081]

This is poriferan sponge and a good bioindicator

 

[ASaltyguido]

Ok thank you! I just have a few that are growing on a zoa frag and I didn’t know if I should go crazy trying to remove it. The zoa is still opening but it seems like it is annoying it a little.