Bubble algae?

[bsfmaximus]

Is this bubble algae? I've never had a noticeable outbreak nor have I added anything new recently

 

[Nibejeebies]

sure looks like it to me.

 

[Irsug1]

If they are round balls, yes. In the pic it almost looks flat.

 

[bsfmaximus]

Thanks guys. I'll get it out of there!

 

[Havasuviking]

Does not look like bubble algae to me and unfortunately I should know.

 

[bsfmaximus]

Crap. Hope it wasn't anything non-invasive. may it Rest In Peace.