Yellow Coralline Algae?

[WhiskeyReefer]

Is it good or bad?....The stuff looks like it's some type hair or gel algae on my Figi LR. Pics to come once I find my cam.

 

[Kengaroo131]

is it hard like regular coraline? if its mushing it might be a sponge there are some sponges that are yellowish.

 

[Random Aquarist]

 

[graveyardworm]

I would guess sponge as well, can you post a pic?