This plugin for BuddyPress adds pagination links at the bottom of all directories in BuddyPress – in groups, forums, members, friends, blogs, messages.
Allows you to set how many items show per page in the (go to BUddyPress -> Better Pagination in the WP back end)
Makes the pagination links bolder.
Downlaod at: http://buddypress.org/community/groups/buddypress-better-pagination/