If you’re not a regular reader of the SBL Forum you may have missed this:

Discussion Lists and Bloggers

ANE-2
A successor to the Ancient Near East Discussion List originally hosted by the Oriental Institute at the University of Chicago.

Biblical Studies
Discussions and debate on matters of biblical interpretation.

Crosstalk-2
Discussion of the critical questions and issues surrounding the study of the Jesus of History and the rise of Christianity.
Biblical Blogs:

* Biblioblogs: An Aggregate of Blogs Geared toward Biblical Studies
* Biblical Studies Carnival is a monthly collection of blogs, hosted by a different “biblioblogger” each month.