Accessibility Report For "https://rivrlab.msi.ucsb.edu/"

Generated at: Thu Jun 18 2026 12:35:14 GMT+0000 (Coordinated Universal Time)

11 errors 0 warnings 0 notices

• Error: This buttoninput element does not have a name available to an accessibility API. Valid names are: value , aria-label , aria-labelledby .

  WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.InputButton.Name

  <input style="display:none;" type="submit" id="edit-submit" name="op" value="" class="form-submit"> (select with "#edit-submit")

• Error: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.22:1. Recommendation: change background to #837718.

  WCAG2AA.Principle1.Guideline1_4.1_4_3.G18.Fail

  <a href="#" class="activeSlide slide-1">1</a> (select with "#field-slideshow-1-pager > a:nth-child(1)")

• Error: Anchor element found with a valid href attribute, but no link content has been supplied.

  WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent

  <a href="/holy-guacamole-invasive-asian-shot-hole-borers-california"></a> (select with "#block-views-news-and-events-block > div > div > div > div:nth-child(1) > div:nth-child(1) > div > div > a:nth-child(1)")

• Error: Anchor element found with a valid href attribute, but no link content has been supplied.

  WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent

  <a href="/beetle-vs-bird-expert-panel-weighs-biocontrol-invasive-tamarisk-trees"></a> (select with "#block-views-news-and-events-block > div > div > div > div:nth-child(1) > div:nth-child(2) > div > div > a:nth-child(1)")

• Error: Anchor element found with a valid href attribute, but no link content has been supplied.

  WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent

  <a href="/alien-invasion"></a> (select with "#block-views-news-and-events-block > div > div > div > div:nth-child(1) > div:nth-child(3) > div > div > a:nth-child(1)")

• Error: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H37

  <img src="https://rivrlab.msi.ucsb.edu/sites/default/files/layout_images/virgin-river-fp.jpg"> (select with "#block-block-6 > div > div > p:nth-child(1) > img")

• Error: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H37

  <img src="https://rivrlab.msi.ucsb.edu/sites/default/files/layout_images/gila-river-fp.jpg"> (select with "#block-block-6 > div > div > p:nth-child(2) > img")

• Error: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H37

  <img src="https://rivrlab.msi.ucsb.edu/sites/default/files/layout_images/santa-clara-fp.jpg"> (select with "#block-block-5 > div > div > p > img")

• Error: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H37

  <img src="https://rivrlab.msi.ucsb.edu/sites/default/files/images/mudsnail.jpg"> (select with "#block-block-8 > div > div > p > img")

• Error: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H37

  <img src="https://rivrlab.msi.ucsb.edu/sites/default/files/images/biocontrol.jpg"> (select with "#block-block-9 > div > div > p > img")

• Error: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.

  WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2

  <a href="http://msi.ucsb.edu" target="_blank" rel="noopener noreferrer"><img src="https://rivrlab.msi.u...</a> (select with "#block-block-13 > div > div > p > a")