Google said in a post on Google+ that a “slow rollout” began earlier this week and will continue into next week, before being complete. Google said that depending on location, about 3%-to-5% of search queries will be affected.
Anything different about this latest release? Google says it’s supposed to be more precise and will allow more high-quality small and medium-sized sites to rank better. From the post:
Based on user (and webmaster!) feedback, we’ve been able to discover a few more signals to help Panda identify low-quality content more precisely. This results in a greater diversity of high-quality small- and medium-sized sites ranking higher, which is nice.
New Chance For Some; New Penalty For Others
About That Number
Why are we calling it Panda 4.1? Well, Google itself called the last one Panda 4.0 and deemed it a major update. This isn’t as big of a change, so we’re going with Panda 4.1.
We actually prefer to number these updates in the order that they’ve happened, because trying to determine if something is a “major” or “minor” Panda Update is imprecise and lead to numbering absurdities like having a Panda 3.92 Update.
But since Google called the last one Panda 4.0, we went with that name — and we’ll continue on with the old-fashioned numbering system unless it gets absurd again.
For the record, here’s the list of confirmed Panda Updates, with some of the major changes called out with their AKA (also known as) names: