Mystery Zoos - Bright Yellow Centers

[OzarksReef]

I just purchased a cup mushroom and noticed some hitchhikers that came along. Are those zoanthids with a bright yellow center? And what about the orange things - sponges?

http://api.ning.com/files/FKvMG-2B9jDTSuemEjj7A3uX8nbJw39S5CwxjguQyuE_/CupMushroomRock.jpg

[delsol650]

I've got the same... very tiny though

[Bebo77]

dont think those are sponges.....

[delsol650]

probable tunicates