News Archives 2020 - Diatoms of North America

18 December 2020

Nina Strelnikova

Nina was born in 1933 in Leningrad in a family of prominent biologists and in 1956 graduated from the Leningrad State University with BS/MS degree....

08 December 2020

Diatom Web Academy 2020

We are expanding the number of webinars in the Diatom Web Academy during the pandemic. Sessions are recorded and can be accessed for later viewing....

08 December 2020

WEBINAR: Approaches, challenges, and perspectives on developing a national flora

Description: The Republic of North Macedonia (RNM) is a small country in the Balkan Peninsula. Despite its small size, the country is characterized...

18 November 2020

WEBINAR: Digital Diatomology

Digital Diatomology: Combining slide scanning microscopy, web-based collaborative annotation, and deep learning for diatom analysis Description:...

11 November 2020

WEBINAR: The genus Luticola

The genus Luticola Description: The diatom genus Luticola D.G.Mann is composed of mostly small, yet easily diagnosed, taxa. The genus is...

27 October 2020

WEBINAR: Microbial biogeography through the lens of an invasive species - Discostella asterocostata

Microbial biogeography through the lens of an invasive species: The intercontinental disjunction of Discostella asterocostata as a case study...

13 October 2020

WEBINAR: Diatom Classification and (Some) Other Stories

Diatom Classification and (Some) Other Stories Description: This presentation will concern diatom classification with a focus on the genus...

29 September 2020

WEBINAR: Intercalibration/harmonization in the Nordic Baltic network

Intercalibration/harmonization in the Nordic Baltic network Description: This presentation will address the work of the Nordic-Baltic Network for...

27 September 2020

Exploring diatom motility

I recently discovered the website, Observation of Diatoms, created and maintained by Thomas Harbich. The site is a wonderful addition to...

01 September 2020

WEBINAR: Composition of diatom assemblages: how do we measure for assessment?

Composition of diatom assemblages: how do we measure for assessment? Description: The composition of diatom assemblages in rivers and lakes tell us...

18 August 2020

WEBINAR: Golden(-brown) Opportunities: Diatoms in Education

Golden(-brown) Opportunities: Diatoms in Education Description: Diatoms are often excluded in our education system and therefore, remain unknown to...

04 August 2020

WEBINAR: The genus Eunotia

The genus Eunotia Description: The diatom genus Eunotia Ehrenberg is diverse in freshwaters worldwide, especially acidic, dystrophic or...

22 July 2020

WEBINAR: California Algal Assessment

California Algal Assessment Description: We recently completed the development of a statewide algal index for bioassessment applications in...

09 July 2020

WEBINAR: Navigating diatom nomenclature

Navigating diatom nomenclature Description: We use scientific names to describe and identify our diatoms. This workshop will introduce everyone to...

23 June 2020

WEBINAR: What is a diatom species?

Description: Beginning with Linnaeus, scientists and philosophers have developed many concepts in response to the question, “what is a species?”....

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09 June 2020

WEBINAR: Directional selection observed in lake records from western North America

Description: Directional selection is a form of evolutionary change in which an extreme feature of a population is favored and, over time, the...

12 May 2020

WEBINAR: Voucher flora workshop

Format: We offered two-part online training in constructing a diatom voucher flora. In Part 1, we oriented participants to the process and direct...

28 April 2020

WEBINAR: Diatoms and paleolimnology

Description: Paleolimnology, the study of lake sediments to interpret lake history, allows understanding of lakes on annual, decadal, and millennial...

14 April 2020

WEBINAR: Using diatom DNA in environmental assessments

Description: DNA-based identification of diatoms has been proposed and, in some places, implemented as a cost-, time-, and expertise-effective...

31 March 2020

WEBINAR: The genus Planothidium

Description: The diatom genus Planothidium Round and L. Bukhtiyarova includes several morphospecies that are extremely common in freshwaters and...

17 March 2020

WEBINAR: Using diatoms in ecological assessment

Description: The goal of this overview is to describe the relationships among environmental management and the many types of assessment information...

05 March 2020

Splendid cyanobacteria, spectacular diatoms

Apply now for the Freshwater Algal Identification Field Course at the scenic Fordham University field station. The course focuses on algal...

12 February 2020

WEBINAR: Introduction to Diatom Web Academy

Description: The goal of this overview is to provide a general introduction to the use of diatoms in assessment and the goals of this series. Target...