Keyword cannibalization arises when multiple pages on your website compete for the same keywords, leading them to compete against each other in search engine results. Instead of one strong page ranking well, you end up with a handful of low-impact pages sharing the clicks, fragmenting the rankings, and scattering link juice. This confuses search engines about which page is most relevant, potentially decreasing your content’s reach.

You may notice keyword cannibalization when seeing several URLs competing for the exact same query but none are achieving the rankings you hoped for. Additional red flags include declining organic visits, or unstable performance between similar pages. Another clue is when you notice internal links directed toward several pages covering a similar subject, diluting the authority that could be concentrated on one strong page.

The first step is to perform a thorough website analysis. Leverage SEO tools such as Ahrefs, SEMrush, or Google Search Console to detect pages vying for identical search terms. Examine pages sharing matching H1s, descriptions, and content angles. Once you’ve identified the conflicting pages, select the strongest page to serve as the canonical version. The ideal candidate has superior depth, the most earned authority, and the highest click-through and dwell time.

Alternative strategies for these pages include: Implement 301 redirects to funnel traffic to the primary page if they’re unneeded. You can also update their content to target different but related keywords so they serve a unique purpose. For example, instead of having three pages all targeting "best running shoes," you could have one main page on "best running shoes for beginners," another on "best running shoes for long-distance," and a third on "best running shoes for flat feet". In this structure, each page satisfies a distinct search query and complements your broader content strategy.

Be sure to reorganize your internal links. Consolidate inbound anchor links to your designated main page to amplify its SEO equity. Ensure that title tags and 横浜市のSEO対策会社 headers accurately represent each page’s specific topic to prevent recurring cannibalization.

Regularly monitoring your keyword performance and Maintaining a structured content calendar will stop this issue from reappearing. Clarity and purpose are the foundation of strong SEO. By resolving keyword overlaps and defining clear content roles, you boost your domain’s credibility and boost your visibility across key search queries.