All use of images or text on the Diatoms of the United States website is subject to U.S. copyright law. Users may download and use images or text from the website unless the images or text has limitations for its use.
Limitation for use applies to the Original Descriptions and Original Images that appear on the species pages, which have been reproduced with permission from the copyright holder.
Use of any images, text, or data accessed from the website should be credited as having been provided by the Diatoms of the United States website and acknowledge the contributor.
Users of images or text from the website are requested to cite and attribute such use in their work.
Citing the website allows us to track the use and impact of our data, to more effectively report data distribution activity to funding agencies, and to assist other users who may contact us with questions about data that are referenced in publications.
Please note that we prefer that users include a citation in the references section of the publication. While we appreciate acknowledgement within the text of the publication, we are better able to track the use of our data if citations are included as references.
Further, we request that users contact us with the Digital Object Identifier (DOI) of any published work that cites our online resource. This helps us identify how our data are being used by the user community and helps us to build our citation index.
This example species page is marked in red to show the original description text and images, which have limitations for use. These may not be used without permission from the publisher. Use of all remaining text and images simply requires crediting this website and acknowledging the contributor.
Here is an example of original text.
Here is an example of original images