Taxon Contributors
Contributors produce comprehensive documentation on diatoms, leading to consistent and correct taxonomy.
See you at the North American Diatom Symposium, Iowa Lakeside Lab, October 2-6, 2024
See you at the North American Diatom Symposium, Iowa Lakeside Lab, October 2-6, 2024
See you at the North American Diatom Symposium, Iowa Lakeside Lab, October 2-6, 2024
See you at the North American Diatom Symposium, Iowa Lakeside Lab, October 2-6, 2024
Become a taxon contributor Learn more
Diatoms of North America is a collaborative work in progress, growing and changing as science advances.
Taxa by Morphology
New to diatoms? Jump into diatom identification using the visual key.
Editorial Review Board
Using diatoms in assessment? Specify the use of Diatoms of North America in contracts and task agreements.
What are Diatoms?
Diatoms are single-celled algae that live nearly everywhere there is water - streams, ponds, lakes, oceans, and even soils.
For practitioners
Taxon
Identification Guide
Genera
Classification information, citations, links and species listings for 198 genera completed to date.
Species
Identification guides, original descriptions, citations, autecological information and more for 1100 species and growing.
We encourage new contributors to submit taxon pages.
This project depends on many people to document the diverse diatom flora of streams, rivers, wetlands, lakes, springs, soils, estuaries and coastal zones.
Recent News & Projects
01 October 2024
North American Diatom Symposium 2024
DOWNLOAD THE 2024 NADS PROGRAM VENUEIowa Lakeside Laboratory1838 Highway 86, Milford, IA 51351712-337-3669 WEATHERTemperatures in early October...
30 September 2024
Diatom Web Academy 2024
Diatom Web Academy is back after the summer break! Join us for our fall series. Would you like to be part of Diatom Web Academy? We welcome...
27 September 2024
OPPORTUNITY: Postdoctoral Fellowship in Paleolimnology at Mount Allison University
The Environmental Change & Aquatic Biomonitoring Lab at Mount Allison University (Canada), will hire a Postdoctoral Fellow for a 2-year...
Diatoms of North America has been developed in part with the generous funding and support of US EPA, USGS, the Institute of Arctic and Alpine Research at University of Colorado Boulder and other organizations.
