sea apple

While I always wanted a sea apple and have done the research, I never expected to get one this soon. However my lfs had one for a low price so now I have one. Now to my question, does anyone know what micron size they need for food? Thanks P.S. We need a "special invert forum" I could help with it

ok - I have the most unusual hitch hiker ... a small sea apple! It's been in my brand new tank for three weeks. Some how - my tank never cycled - 14 biocube with 14-15 lbs of very established live rock and few inches of established sand. I have numerous common hitch hikers - one of which is a...