Taxon Contributors
Contributors produce comprehensive documentation on diatoms, leading to consistent and correct taxonomy.
diatoms.org
diatoms.org
Frio River flora
Frio River, Texas
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 192 genera completed to date.
Species
Identification guides, original descriptions, citations, autecological information and more for 1099 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
23 April 2024
WEBINAR: Effects of invasive mussel grazing on plankton
Effects of invasive mussel grazing on plankton Description: Grazing by invasive dreissenid mussels can feed upon a range of aquatic organisms...
23 April 2024
Diatom Web Academy 2024
Enjoy the summer break! See you again in fall of 2024. Would you like to be part of Diatom Web Academy? We welcome participation by diatomists at...
26 March 2024
WEBINAR: Taxonomic diversity, host-parasite interactions, and experimental research on chytrids that parasitize diatoms
Taxonomic diversity, host–parasite interactions, and experimental research on chytrids that parasitize diatoms Description: Diatoms are a major...
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.
