Weird looking bubbles

[Gza166]

I've had these bubbles on top of my frag for a couple of days now. Anyone know what these are?

 

[54seaweed]

bubble algae it needs to be manually removed
if the frag can be removed before you get bubbles off is a Plus to keep it from spreading in tank , remove them with tweezers just dont pop them rinse frag in some tank water before you return to your tank

 

[Gza166]

Ok thanks