SEO Chicks - Julie Joyce, Lisa Ditlefsen and Anita Chaperon are women, or as they prefer to be called, “chicks” who know SEO and PPC. They decided after a few beers during a London conference that it was time to get some female attitude into the SEO & SEM blogosphere and here they are with lots of great photos from the recent SMX conference.

SEO Class Blog - New SEO training seminar’s blog covering local marketing, nonprofit, SEO basics, class news and social media optimization.

SEO Coach - Dan Thies, keyword research guru blog.

SEO Critique - Thomas Schmitz’s Seattle based blog about search engine optimization.

SEO Disco - Kid Disco’s blog about search.

SEO Egghead - Jamie Sirovich blogs SEO goodness.

SEO Home Blog - UK based Gabriel Homer (Gabs) blogs about Google and SEO.

SEO Hotline - Ahmed Bilal blogs about SEO.

SEOish - Insight into the world of learning search marketing with a sense of humor by Patrick Sexton, aka “feedthebot”.

SEO News Blog - Didier Bizimungu provides news on search engine optimization & marketing.

SEO SEM In House Blog - Jessica Bowman, now Director of SEO for Business.com, offers up an in-house SEO perspective.

SEO Scoop - Donna Fontenot, aka DazzlinDonna, discusses everything seo.

SEO Speedwagon - Intrapromote company blog about search engine optimization.

SEO Theory - Michael Martinez focuses on search engine optimization theory.

seoassassin.co.uk - Brendon Scott, aka “TallTroll” writes negatively on SEO and affiliate marketing. SEO’Brien - An online marketing blog by Paul O’Brien.

SEOidiot - Paul Madden is a cartoonist, designer, salesman, blackhat, & SEO.

SEOmoz - News, tips & highlights from the search marketing industry.

SeoPedia - Cristian Mezei’s blog on search and social media marketing.

SEOPittfall - In-house SEO Stephen Pitts writes about a nice mixture of search engine optimization, paid search, social media and blogs.

SEOptimize - Kevin Gibbons offers a well rounded blog about pay per click and natural search optimization.

SEOrefugee - Web designer/developer James Cook and Skitzzo blog uniquely about SEO and offers a few SEO cartoons from time to time.

SEOspace - Jody Nimetz of Enquiro thoughts on organic search engine marketing with a B2B twist SEO Speedwagon - Intrapromote company blog about search engine optimization.

SEO Wife’s Blog - More about the SEO industry and people within than tactics, which makes for interesting reading if you’re into that kind of thing. Written by a very nice wife of a very smart and successful and entertainingly irreverent SEO. B or G, if you happen to see this let me know if it’s ok to use your full name.

Seth’s Blog - Seth Godin’s blog about marketing.

ShandyKing - Adam Sussman is the obsessive compulsive entrepreneur

Shimon Sandler - SEO, PPC & other Internet marketing tactics

Shoemoney - Jeremy Shoemaker’s very popular blog about making money online.

Shop.org Blog - Group Blog from Shop.org

Sifry’s Alerts - Dave Sifry, founder of Technorati posts “state of the blogosphere” reports here. Single Grain - This blog from Sujan Patel offers a nice collection of “how to” and informational articles but I would really like to see chronological archives.

SitePoint’s Search Engine Marketing Blog - company blog for SitePoint.

SiteProNews Blog - Jerry Bader, Jim Hedger and Kim Roach write on an interesting mix of topics ranging from internet marketing issues to blogs to SEO.

Skrentablog - Rich Skrenta, co-founder of Topix.net, blogs about industry analysis with a few personal items.

SLI Systems - Dr. Shaun Ryan comments on the search industry from a site search vendor’s perspective.

Small Business SEM - Matt McGee offers insight about search engine marketing for the smaller businesses.

SmartKeywords - A journal of the search industry provided by Frank Watson

Social Marketing by Michelle MacPhearson - Michelle explores how web 2.0 tools can be used for marketing and documents her findings, such as the hotly anticipated social marketing checklist.

Social Media Podcast and Blog - JD Lasica blogs about new media, social networks and computing. Social Media Group - Maggie Fox blogs about everything from social media optimization to advertising. Social Media Optimization - David Wilson covers the gamut of marketing with social media.

SoloSEO Blog - Michael D Jensen and Aaron R Stewart provide tools & reports to make your SEO more efficient.

Somewhat Frank - Frank Gruber writes about Web 2.0 applications, technology and a bit about online marketing.

Speaking Freely - Dean aka, “DigitalGhost”, writes freely about SEO, search engine research and spam detection.

Sphinn (Editor’s Pick!) - A true nod to social media, Danny Sullivan’s newest release is already proving to be a very useful resource on topics and discussions related to search and online marketing. This Digg style site based on the Pligg platform, allows readers to register and create profiles, submit, comment and vote on stories. There are abundant community friendly features as well including the ability to “friend” other users, see who’s voted on stories, visited your profile and you can search for other like minded marketers with the Network page. There’s even an industry events resource. SpinThicket.com - Scott Baradell created one place to promote news stories related to PR, marketing and more.

Sponsored B2B - Rick Tobin provides useful best practice info and leading edge research to help you build a better performing PPC strategy.

Startuplay - A guide to China internet marketing written by Sergey Mirkin, a Russian born, Silicon Valley educated fellow living in China.

Stephan Spencer’s Scatterings - Stephan Spencer of Netconcepts blogs about search. straightupsearch - OneUpWeb’s company blog for anyone in advertising, marketing and pr.

Street Smart SEO - Sean from Avenue A | Razorfish - on page SEO solutions

Stuntdubl - All around SEO guru and independent consultant Todd Malicoat’s blog about SEO, social media and the business of search marketing. Occassional guest posts from “Mr. Ploppy”.

Sugarrae - Rae Hoffman’s clever blog about search marketing.

SunTZU SEO Blog - Jeff Hinds blogs about SEO from Kansas City with a great collection of search marketing resources and industry insights on topics ranging from local search to PPC to social media and online reputation management.