Most people don’t realize how frequently Google changes its algorithm…another reason that having professional SEO services is important in this day in age.  Thanks to SearchEngineLand for this history:

  • Panda Update 1, Feb. 24, 2011 (11.8% of queries; announced; English in US only)
  • Panda Update 2, April 11, 2011 (2% of queries; announced; rolled out in English internationally)
  • Panda Update 3, May 10, 2011 (no change given; confirmed, not announced)
  • Panda Update 4, June 16, 2011 (no change given; confirmed, not announced)
  • Panda Update 5, July 23, 2011 (no change given; confirmed, not announced)
  • Panda Update 6, Aug. 12, 2011 (6-9% of queries in many non-English languages; announced)
  • Panda Update 7, Sept. 28, 2011 (no change given; confirmed, not announced)
  • Panda Update 8, Oct. 19, 2011 (about 2% of queries; belatedly confirmed)
  • Panda Update 9, Nov. 18, 2011: (less than 1% of queries; announced)
  • Panda Update 10, Jan. 18, 2012 (no change given; confirmed, not announced)
  • Panda Update 11, Feb. 27, 2012 (no change given; announced)
  • Panda Update 12, March 23, 2012 (about 1.6% of queries impacted; announced)
  • Panda Update 13, April 19, 2012 (no change given; belatedly revealed)
  • Panda Update 14, April 27, 2012: (no change given; confirmed; first update within days of another)
  • Panda Update 15, June 9, 2012: (1% of queries; belatedly announced)
  • Panda Update 16, June 25, 2012: (about 1% of queries; announced)
  • Panda Update 17, July 24, 2012:(about 1% of queries; announced)
  • Panda Update 18, Aug. 20, 2012: (about 1% of queries; belatedly announced)
  • Panda Update 19, Sept. 18, 2012: (less than 0.7% of queries; announced)
  • Panda Update 20 , Sept. 27, 2012 (2.4% English queries, impacted, belatedly announced
  • Panda Update 21, Nov. 5, 2012 (1.1% of English-language queries in US; 0.4% worldwide; confirmed, not announced)
  • Panda Update 22, Nov. 21, 2012 (0.8% of English queries were affected; confirmed, not announced)
  • Panda Update 23, Dec. 21, 2012 (1.3% of English queries were affected; confirmed, announced)
  • Panda Update 24, Jan. 22, 2013 (1.2% of English queries were affected; confirmed, announced)
  • Panda Update 25, March 15, 2013 (confirmed as coming; not confirmed as having happened)
  • Panda Update 26, July 18, 2013 (confirmed)
Published On: July 18th, 2013 / Categories: SEM News /

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