In web search, finding a large number of documents with very little relevant information is termed

Retrieving many documents with little relevant content shows a poor precision rate.

Poor recall means missing relevant documents, the opposite problem.

Web crawl is the gathering of pages by search engines, not this measure.

Poor web response is not the standard term for this outcome.

Precision measures how many retrieved results are actually relevant.

Add-on: recall measures how many of the relevant documents were found.