This tells screen readers to ignore the image.

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For image SEO , that is, for ranking high in Google Images and other image search engines. This type of exposure can drive quality traffic to your site. For example, the search engine results page (SERP) for “Malinois puppies” is dominated by images. These generally link to the owners' sites. Google image block results for “malinois puppies” Many of these images use the word pairs “malinois puppy” or “malinois puppy” in their alternative text. Alternative text for Malinois puppy Because alt text is important for on-page SEO , it is sometimes called “alt text SEO”.


How to Write Costa Rica Phone Number List Alternative Text (Best Practices) Learn how to write alternative text that improves your site's accessibility and SEO. We've rounded up three alt text best practices to help you write perfect alt text: 1. Add Alternative Text to the Right Types of Images Don't write alt text for purely decorative images (like the one below). These descriptions can be distracting and confusing for users with visual impairments, instead of adding useful context. Purely decorative image not requiring alternative text Instead, provide a null (empty) alt attribute.



For example :  If you omit the alt attribute altogether (like below), assistive technologies may read the image file name instead. Which creates a bad experience for the user.  However, write alternative text for all other images, that is to say those which provide additional meaning to the reader. For example : Images of useful text (screenshots of posts on social networks, etc.) Icons that indicate functionality (shopping cart icons, etc.) Photos that provide additional information (a comparison of the size of different smartphones...) Graphs that illustrate data .