Google Algorithm Updates of 2011

Google Algorithm Updates of 2011
5 (100%) 1 vote
NoDateUpdateNoticeable effectReferences
1January 28, 2011Attribution Update2%Matt Cutts' Blog, Search News Central
2February 23, 2011Panda 1.012% of US searchesMatt Cutts' Blog, Webmaster World, SEOmoz, Wikipedia, Search Engine Land
3March 30, 2011Plus 1 Button-Google's Webmaster Central Blog, Search Engine Land
4April 11, 2011Panda 2.02% of US searchesGoogle Webmaster Central Blog, Search Engine Land
5May 9, 2011Panda 2.1UnknownSearch Engine Land
6June 2, 2011Schema.orgUnknownSearch Engine Land, Google's Official Blog
7June 21, 2011Panda 2.2UnknownSearch Engine Land 1, Search Engine Land 2
8June 28, 2011Google+-Google's Official Blog
9July 23, 2011Panda 2.3UnknownSearch Engine Land
10August 12, 2011Panda 2.46% - 9% of searchesGoogle Webmaster Central Blog, Search Engine Land
11September 28, 2011Panda 2.5UnknownSearch Engine Land
12October 5, 2011Panda "Flux"2% of searchesSearch Engine Land, Search Engine Watch
13October 18, 2011Query Encryption-Google's Official Blog
14November 3, 2011Freshness Update35% of searchesGoogle's Official Blog, Search Engine Land
15November 14, 2011November Roundup - 10 UpdatesUnknownGoogle's Official Blog, Search Engine Land
16November 18, 2011Panda 3.11% of searchesSearch Engine Roundtable, Search Engine Land
17December 1, 2011December Roundup - 10 UpdatesUnknownGoogle's Official Blog, Search Engine Land