OK. As I said before Im trying to grow BBS. How do you know when they have hatched? There is a bunch of "eggs" that are just resting on the bottom...Does that mean they've hatched and I should turn off the air pump??

I don't know how to raise brine shrimp but here's a site that might help you!
http://petplace.netscape.com/articles/artShow.asp?artID=1360

Thanks Athena..thats a great article!