07 December 2021
POSTPONED - 14th European Diatom Meeting
THE 14th EUROPEAN DIATOM MEETING HAS BEEN POSTPONED Lake Ohrid is a deep and ancient lake of tectonic origin that has existed for several million...
News
Archives 2021
07 December 2021
WEBINAR: Use of monitoring data to inform paleolimnological records
Use of monitoring data to inform paleolimnological records, examples from two lakes in northern California Description: Paleolimnological proxies...
06 December 2021
Diatom Web Academy 2021
The Diatom Web Academy continues... Sessions are recorded and can be accessed for later viewing. You are invited to join us, wherever you may be,...
16 November 2021
WEBINAR: Application of diatom multi-metric indices to state monitoring data
Application of diatom multi-metric indices to state monitoring data Description: Diatoms are sensitive to changes in environmental conditions and...
09 November 2021
WEBINAR: Diatoms of the intertidal environments of Willapa Bay, Washington as a sea-level indicator
Description: We explore the modern relationship between coastal benthic diatoms and elevation as an analog for reconstructing past relative sea-level...
05 November 2021
Where can I buy diatoms?
Living diatom cells can be isolated from their surrounding assemblage of cells and in kept alive in cultures. Culture collections have staff that do...
26 October 2021
WEBINAR: Genus-level, trait-based multimetric indices for diatom assessment of rivers and streams across the conterminous U.S.
Description: Taxonomic inconsistency in diatom datasets can constrain use of diatoms as biological indicators in aquatic assessments. This talk...
28 September 2021
WEBINAR: Applications of diatom sedimentary DNA in paleoecology
Description: Kathleen presented published and new data from analyses using ancient sedimentary DNA to track changes in diatom communities during...
27 September 2021
What has changed?
Here, you can find links to archived genus and species pages: Achnanthidium kreigeri (prior_to_2021_09_01) Pinnularia polyonca (prior_to_2021_08)...
14 September 2021
How does diatoms.org differ from other important/valuable/commonly used online algal databases?
Diatoms of North America (diatoms.org) is a collaborative effort to discover and document the diversity of diatom species across the continent. This...
20 July 2021
WEBINAR: Keeled diatoms
Description: Keeled diatoms refer to a broad, informal morphological group of taxa with raphes in a canal often raised on a keel. But what is a keel?...
21 June 2021
WEBINAR: Is everything everywhere? Diatom community ecology meets biogeography
Is everything everywhere? Diatom community ecology meets biogeography Description: Determining the mechanisms of community assembly forms the...
08 June 2021
WEBINAR: The genus Diploneis
Description: The diatom genus Diploneis is composed predominantly of marine forms with some freshwater lineages, which are all highly diverse in...
25 May 2021
WEBINAR: Using molecular phylogenetics to study diatom diversity and biogeography: Pinnularia borealis as a case study
Description: Molecular phylogenetic data are crucial for obtaining a deeper understanding of the diversity, evolutionary history and biogeography...
17 May 2021
Virtual diatom course
Ecology and Systematics of Diatoms (virtual 2-week course) June 7 – 18, 2021 Synchronous class schedule: Monday through Friday, 9AM – 3PM Eastern...
11 May 2021
WEBINAR: The genus Neidium
Description: The genus Neidium within the order Naviculales, contains a large array of species that are never really abundant, live in a wide...
27 April 2021
WEBINAR: Evolution and ecology of the secret gardens growing on marine megafauna
Description: This talk is about an odyssey of diatom discovery that started with a phone call and a seemingly simple request that grew into an...
13 April 2021
WEBINAR: Grades and clades: Important insights and crucial gaps in our understanding of diatom phylogeny and classification
Description: In this talk the connection between phylogenetic relationships and classification are discussed, with examples given from the raphid...
30 March 2021
WEBINAR: Art of diatoms
Description: Xavier Cortada first collaborated with Florida Coastal Everglades Long-Term Ecological Research (FCE LTER) scientists in 2014 to better...
16 March 2021
WEBINAR: Long-term studies of calcareous benthic diatom assemblages
Description: This talk will highlight long-term ecological, taxonomic, and restoration assessment studies of the unusual diatom flora inhabiting...
02 March 2021
WEBINAR: The genus Navicula
Description: The genus Navicula is the largest genus within the diatoms, with over 900 species reported from freshwaters of North America....
16 February 2021
WEBINAR: Microalgae-based biofuels
Description: Microalgae-based biofuels are a promising renewable liquid fuel that can directly replace petroleum. Algal biomass can also be used...
02 February 2021
WEBINAR: Diatoms 101
Description: Diatoms are a group of algae that are set apart by their, often considered beautiful, siliceous cell walls. Nearly ubiquitous across...
30 January 2021
Baffling Brachysira
I should have been in the Lake District last week on a sampling trip. It was not lockdown that stopped me but the weather. There was rain at the...
19 January 2021
WEBINAR: Looking for light - the role of light availability in shaping diatom assemblages
Description: Light can be a key driver of diatom assemblages, influencing overall cell densities, biovolumes, and diatom assemblage structure. Light...
05 January 2021
WEBINAR: Striving for consistency in the face of ecological diversity - a tale of two continents
Description: In a recent review, colleagues from Europe and the US compared the use of periphyton/phytobenthos for ecological assessment across the...
