Glossary

Keyword Cannibalisation

Keyword cannibalisation is when several pages on one site compete for the same query, splitting relevance signals between them so that none ranks as well as a single consolidated page would.

It Usually Accumulates Rather Than Being Introduced.

A blog post, a service page and a case study each end up addressing the same question from slightly different angles, and the site ends up asking a search engine to choose between them. The engine chooses, often inconsistently, and frequently not the page you would have picked.

Technical search specialists analysing keyword cannibalisation metrics and search crawler behaviour — Optimizing Keyword Cannibalisation ensures complete search engine discoverability and sustainable organic rankings.

The symptom is instability rather than absence: a query where the ranking URL keeps changing
where a weaker page outranks the one built for the purpose
Impressions spread thinly across several URLs for one query is the clearest evidence.
The fix is consolidation, not deletion for its own sake.: Merge the genuinely overlapping pages into the strongest one, redirect the others to it, and repoint internal links. Where the pages serve genuinely different intents, the answer is to sharpen the difference rather than to merge them.

Covered in SEO

Frequently Asked Questions

How Do We Detect Cannibalisation?

Look for queries where impressions are spread across several URLs, or where the ranking URL for a query changes repeatedly. Both indicate the site is not making a clear choice about which page owns the topic.

Should We Always Merge Competing Pages?

Only where they serve the same intent. If they genuinely serve different stages (an explanation and a service page) the fix is to make the difference clearer, not to combine them.

What Does This Cover?

Keyword cannibalisation is when several pages on one site compete for the same query, splitting relevance signals between them so that none ranks as well as a single consolidated page would.

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Keyword Cannibalisation

It Usually Accumulates Rather Than Being Introduced.

Frequently Asked Questions

Where this applies

Related Services

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Keyword Cannibalisation

It Usually Accumulates Rather Than Being Introduced.

Frequently Asked Questions

Where this applies

Related Services

Read next