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 are waiting for your turn, click on "change" next to the "refresh" on the main page, then set refresh the page to 30 seconds to get your turn to move displayed faster. (Servant) (show all tips)