Algorithm Updates - Google automatically updates its algorithm when penalties occur. A small change or series of changes in algorithm can hamper your website’s traffic. These are hard to detect because no notification is sent on webmaster tool.
Either Penguin or Panda
Be it manual or algorithm update that has affected the site’s ranking, the source is likely to be between Penguin and Panda. The Penguin targets website’s that display unnatural backlink profiles as well anchor text that is over-optimized whereas the Panda basically targets low quality duplicate content that bothers user experience.
How to Recover from the Penalty?
Well, by now you have realized that your site has been penalized by Google. So, it is the time to be active and perform actions to get away with it. You can undertake the following actions to recover from Google penalty :