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Diatoms of the United States is now known as Diatoms of North America.
This site has been redesigned and updated, and will be closing soon.


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Special News

26 June, 2015

Editorial Review Guidelines


One reviewer from the diatomist community will critique each taxon page before it becomes visible to the public. Reviewers will provide constructive reviews, given in the spirit to help the contributor include taxonomic information to make a complete and accurate taxon page. These guidelines are available to...  Read More >

25 March, 2011

Information for contributors

As the online taxonomic and ecological resource grows, we are seeking new contributors to submit taxon pages. This project depends on the involvement of many people working on the diverse diatom flora of streams, rivers, wetlands, lakes, springs, soils and estuaries of the country. We hope, eventually, to include the thousands, or tens of...  Read More >

News Stories

23 March, 2018

Standardization of taxon authorship names

The database associated with Diatoms of North America has recently been updated by standardizing all citations of taxon authorship. Standardization of these citations eliminates confusion of taxon authorship and clarifies future citation format.

The taxon authorship names have been adjusted to the format established by The International Plant...  Read More >

13 February, 2018

Tiny fossils, huge slides

Are diatoms the key to Earth’s biggest slides?

February 12, 2018, Geological Society of America

The biggest landslides on Earth aren’t on land, but on the seafloor. These mega-slides can move thousands of cubic kilometers of material, and sometimes trigger tsunamis. Yet, remarkably, they occur on nearly flat slopes of less than three degrees.

...  Read More >

04 August, 2017

Beer and Diatoms: The perfect mix

The Science Museum of Minnesota hosts an adults-only Social Science event each month. In July it was Fermentational Informational, where grown-ups could come and see all the exhibits at the museum, learn the science behind fermentation, AND sample beers and cider from local brewpubs. The museum’s own St. Croix Watershed Research Station provided...  Read More >

01 February, 2017

The Gomphonema Round Up Taxon Workshop

The Gomphonema Round Up Taxon Workshop
US EPA Biological Criteria Program
Academy of Natural Sciences of Drexel University, Philadelphia
4-9 December 2016

Participants: Kalina Manyolov, Sylvia Lee, Rosalina Stancheva, Ionel Ciguela, Marco Cantonati, Don Charles, Mark Edlund, Marina Potapova, Alison Minerovic, Nina Desianti, Jana Vesalá,...  Read More >

20 January, 2017

Citizen Scientists Lend a Hand

Three times a year, the Science Museum of Minnesota (SMM) hosts a very special event. Members Behind the Scenes gives visitors the opportunity to enter parts of the museum that are normally off limits (like the research labs) and see what goes on.

On Martin Luther King Day, scientists from the St. Croix Watershed Research Station provided...  Read More >

17 November, 2016

Diatom of the Month

The “Diatom of the Month” project is a monthly series of blog posts on diatoms, precious primary producers, and invaluable indicators of environmental change at different spatial and temporal scales. The aims are:

1) to create a new channel of simplified and rapid communication among taxonomists, biologists, ecologists about, e.g. new...  Read More >

26 September, 2016

Phycological Research Consortium gets things done

The Phycological Research Consortium (PRC) takes off in 2016, with a number of accomplishments.

PRC promoted the expanded use of Iowa Lakeside Lab MacBride lab during spring and fall. The facility had been under-utilized outside of summer sessions, yet it is unmatched by any other institution in the quality of resources including microscopes,...  Read More >

12 August, 2016

When art and diatoms collide

A new book of poetry, You This Close, by Minnesota writer Su Smallen incorporates diatoms, rivers, science, and the happenings of nature in poems that explore how diatomaceous imagery provides meaning to emotions, relationships and love.

Su conceived the book during her residency as the Artist at Pine Needles at the Science Museum of Minnesota’s...  Read More >

17 November, 2015

Ruth Patrick: The River Doctor

“To be a good biologist and make contributions you first have to learn one group of organisms in great depth.” - Ruth Patrick

Dr. Patrick not only learned one group of organisms, diatoms, in great depth, she founded the field of river ecology. In a recent issue of the Limnology and Oceanography Bulletin 24(4):108-111, Rex Lowe writes of the...  Read More >

16 November, 2015

Developing a species complex, I mean, species concept

EPA Taxon Page Workshop November 5-9, 2015 Academy of Natural Sciences of Drexel University, Philadelphia

Brave diatomists: Ian Bishop, David Burge, Gina LaLiberte, Melissa Vaccarino, Marina Potapova, Nina Desiante, Sylvia Lee, Meredith Tyree, Richard Mitchell, Jana Veselá, Kalina Manyolov, Sarah Spaulding

For the fall 2015 workshop, brave...  Read More >

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