Things on the new rock

[ChuckWes]

We recently purchased some rock and it has a few things on it that we don't know what they are. Any help is greatly appreciated. Larger pictures can be found at (I can't get the URL to link completely/correctly, so you will need to copy and paste it).
http://www.facebook.com/profile.php?id= ... 1150786251

 

[drty811]

2nd pic....aiptasia
3rd pic....an algae

the sticky in the beginning of this forum will id most of what grows in our tanks