Google announced that they are rolling out Panda 4.0, an update of their powerful search software, from today, 21st May.
Panda target websites with poor quality content, which includes duplicate content, thin content and automatically generated content, and reduces their search ranking. Put simply, if it doesn't like the content on your website you should expect a massive fall down the search results. After which the best way to recover your position is to review all your content and begin using SEO to naturally climb back up the rankings.
Although its unknown exactly what the update is targeting, speculation suggests it is an algorithmic update and a data refresh. What this simply means is that there will be a significant change in search ranking positions for websites deemed to not be in accordance with Google guidelines. Some search visibility monitoring tools have already seen a few popular websites, such as eBay, already experience dramatic changes in search visibility in the wake of the Panda 4.0 launch.
Panda 4.0 is a rolling update, which means it will continue updating over the next few weeks, during which you can expect to see a lot of fluctuations. If youre not sure how the update is affecting your website wed advise using a web page tool like Mozcast.com to monitor its day-to-day performance within Googles natural search.
If you've also been penalised by Google and fallen off the front page take a look at our 10 Tips for Google Reconsideration to find out how to get back to your old position.