Strange Looking (Egg Like) Sponge??

[ARasberry]

I have some yellow sponge in my filter chambers and can easily identify them. These are clumped together and don't have an obvious spout.

 

[JumboShrimp]

A little hard to tell from the photo, but I suspect harmless pineapple sponges.

 

[ARasberry]

A little hard to tell from the photo, but I suspect harmless pineapple sponges.

here is another picture

 

[JumboShrimp]

Yep.