ID please this is weird

[Scuba George]

Strange cotton like ball in rock hope someone has seen this before

I need gills @_@

 

[wysiwyg]

its a sponge

 

[Steven R]

kind of hard with out close up.. does it have tubes coming out of it if so its a sponge.. or might be a qtip sponge does it look like this?

 

[Scuba George]

U sure it looks exactly like a moth ball not dense like a sponge


I need gills @_@

 

[Scuba George]

Ahhh that pic is spot on I've never seen a sponge like this


I need gills @_@

 

[wysiwyg]

yeah its a sponge i have them all over my tank

 

[Loki]

Sponge. Keep it. They aren't pretty but they are good.

 

[Scuba George]

Thanks guys very speedy response


I need gills @_@

 

[Trex]

Commonaly called "pineapple" sponges.