Liverock Hitchhiker ID please

[Quartapound]

noticed a few of these guys starting to pop up.

they look like a small white "vase" with tentacles/arms sticking out the top.

hoping it's another harmless filter feeder?


http://i.imgur.com/7iC2u.jpg


..... good or bad? .... or does my camera suck too much to tell?

[Sugar Magnolia]

Harmless scypha sponges. Also known as q-tip or pineapple sponges.