Developedtraffic.com
   Blog about web design, search engines and internet marketing.
   http://developedtraffic.com/

Online Marketing Blog
   Offering web marketing news, resources and commentary. Posts by Lee Odden, founder of TopRankResults.com.
   http://toprank.blogspot.com/

Pre-Commerce Blog
   Thoughts on optimizing sites, traffic, and revenues.
   http://www.precommerce.com/blog/

SEO Book
   Offers daily search engine news, reviews of tools, and an ebook for sale.
   http://www.seobook.com/

SEO News
   Weblog devoted to search engine optimization news, techniques and opinion.
   http://www.ranking.ws/

SEO Scoop
   News, search engine optimization tips and theories, and links to some tools of interest.
   http://www.seo-scoop.com/

Search Engine Lowdown
   Blog offering search engine news and SEO tips, commentary and analysis.
   http://www.searchenginelowdown.com/

Search Engine Roundtable
   Marketing professionals represent their forums and ideas in one blog.
   http://www.seroundtable.com/

Stephan Spencer's Scatterings
   About various aspects of online marketing and ebusiness.
   http://www.stephanspencer.com

Web Marketing News
   Views from the search engine optimization and web marketing industries.
   http://www.rugles.com/weblog/

WeblogsInc: Search Engine Marketing Weblog
   Brad Hill shares SEM news and commentary.
   http://sem.weblogsinc.com/