I'm sorry -- it appears like gnome-mount only pops up notify bubbles when media has unflushed data.... well IMO this deserves another bug ticket, but this one is closed.
** Changed in: nautilus (Ubuntu) Status: Unconfirmed => Rejected -- No notification for unmount triggered from right-click bookmark pane https://launchpad.net/bugs/85142 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs