Something's on my torch

[Anomaly]

Hey guys, new to the hobby and just got my first torch. I noticed something on the base but have no idea what it it. It had a red tube laying across it but that came off and this is left...

 

[GoVols]

Well,
How is it doing now?

 

[Anomaly]

Nothing has changed so far, not sure what it is

 

[reef lover]

Sponges perhaps.