Taxon Contributors
Contributors produce comprehensive documentation on diatoms, leading to consistent and correct taxonomy.
Contributors produce comprehensive documentation on diatoms, leading to consistent and correct taxonomy.
New to diatoms? Jump into diatom identification using the visual key.
Using diatoms in assessment? Specify the use of Diatoms of North America in contracts and task agreements.
For practitioners
Classification information, citations, links and species listings for 204 genera completed to date.
Identification guides, original descriptions, citations, autecological information and more for 1123 species and growing.
This project depends on many people to document the diverse diatom flora of streams, rivers, wetlands, lakes, springs, soils, estuaries and coastal zones.
10 July 2025
Queen's University is situated on traditional Anishinaabe and Haudenosaunee Territory. Ne Queen’s University e’tho nońwe nikanónhsote tsi nońwe...
09 July 2025
Join Diatom Web Academy 2025! We offer a series of live, online seminars. Join us and be part of the discussion! If you are not able to attend the...
08 July 2025
Informational webinar on ISDR Grant AwardsDescription: In 2023, the ISDR initiated a trial grant scheme for Early Career Researchers (ECR) who are...