White cocoons on bubble coral

[Chady250]

Can someone identify what are these white cocoons on the bubble coral?

 

[Phil D.]

Look like Bee Hive sponges.

 

[malacoda]

Yep, just some type of sponge or tunicate cluster. I have them on some of my rocks. Harmless.

 

[BadFish619]

Looks like pineapple sponge

 

[Crabs McJones]

Pineapple sponges harmless filter feeders

 

[Chady250]

Thanks everyone!!!