Orange sponges in 12 weeks marine tank

[Sonny boy]

Can I add orange sponges in my 12 weeks marine tank?tanks

 

[cloak]

I wouldn't... The ones that come with live rock are great, but the ones you buy at the LFS need some special attention IME. Lot's of horror stories with these things for some reason. GL.

http://www.advancedaquarist.com/2011/6/inverts2