In addition to this wiki, there is a mailing list at http://biohaskell.org/cgi-bin/mailman/listinfo/biohaskell. Or you can subscribe by sending an email to email@example.com if you prefer.
Blogs and personal web pages
Christian has a homepage, proudly designed using Hakyll because HTML sucks. There are pointers toward my software as well.
Udo Stenzel has a page with some bioinformatics tools in Haskell.