simplelist: The only 10 SEO blogs you need to readHere's a simple solution to the problem of Blog Overload: Read Few, Read only the best.
Here's a list that might do the trick for you need for quality SEO news and advice:
Seobook http://seobook.com - Aaron Wall is concise, to the point and knows what he writes
Seomoz http://www.seomoz.org/blog - Rand Fishkin and his folks at SEOMOZ write well and often.
Searchengineland http://searchengineland.com/ - Danny Sullivan is a respected veteran in the search business.
SeoRoundtable http://www.seroundtable.com/ - to access wisdom from all those internet marketing events. Priceless.
Matt Cutts http://www.mattcutts.com/blog - Google's in house blogger is a good read as well.
Blue Hat SEO http://www.bluehatseo.com/ - some 'out of the box' (pardon the cliche) SEO tactics that are not black hat.
Sphinn http://sphinn.com/ - Digg for SEO articles.
E-Consultancy http://www.e-consultancy.com/- Good guides, occasionally.
Knowing what's up with internet traffic, what sites users are flocking to currently. should be a key element of your SEO and Internet marketing armory.
Hitwise blog http://weblogs.hitwise.com/
Compete blog http://blog.compete.com/