Wednesday, February 12, 2014
Faceted navigation, such as filtering by color or price range, can be helpful for your visitors, but it's often not search-friendly since it creates many combinations of URLs with duplicative content. With duplicative URLs, search engines may not crawl new or updated unique content as quickly, and/or they may not index a page accurately because indexing signals are diluted between the duplicate versions. To reduce these issues and help faceted navigation sites become as search-friendly as possible, we'd like to:
- Provide background and potential issues with faceted navigation
- Highlight worst practices
Share best practices
In an ideal state, unique content—whether an individual product/article or a category of products/articles— would have only one accessible URL. This URL would have a clear click path, or route to the content from within the site, accessible by clicking from the home page or a category page.
Ideal for searchers and Google Search
Clear path that reaches all individual product/article pages
One representative URL for category page
One representative URL for individual product page
Undesirable duplication caused with faceted navigation
Numerous URLs for the same article/product
The same product page for swedish fish can be available on multiple URLs.
Numerous category pages that provide little or no value to searchers and search engines), as demontrated in the following table: