Right, the ability to create them within the fellowships would be great. Or Invitation Only ponds would work too.
As it is now, you can say its for your fellowship only, but anyone can still sign up. The creator just has to remove them. As Czuch says, this is impossible with dark ponds, since you can't see who signed up.
(hide) If you want to always be warned about the latest post on a discussion board, you can receive the posts on your news client by clicking the RSS logo at the top right of each board. (pauloaguia) (show all tips)