All You Need To Know About The Canonical Tag and How To Use It

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A Collection of Web Pages About  Canonical Tags

Moz – What is Canonicalization?

A canonical tag (aka “rel canonical”) is a way of telling search engines that a specific URL represents the master copy of a page. Using the canonical tag prevents problems caused by identical or “duplicate” content appearing on multiple URLs.

Practically speaking, the canonical tag tells search engines which version of a URL you want to appear in search results…More at http://moz.com

A Beginner’s Introduction to the Canonical Tag | Unamo Blog

How to use Canonical Url Tag to improve SEO, eliminate duplicated content issue and make website more Google-friendly.

The canonical tag has been supported by major search engines since early 2009, but despite the benefits it offers to both site operators and users, many site operators have yet to implement it…More at http://unamo.com

rel=canonical: the ultimate guide to canonical URLs • Yoast

The canonical URL allows you to tell search engines that certain similar URLs are actually one and the same. Learn how to use rel=canonical!

A canonical URL lets you tell search engines that certain similar URLs are actually the same. Sometimes you have products or content that can be found on multiple URLs – or even multiple websites, but by using canonical URLs (HTML link tags with the attribute rel=canonical), you can have these on your site without harming your rankings…More at http://yoast.com