Merry Christmas and a happy new year 2021 to you – Poem Greetings

‘Twas the night before Winter Solstice, when all through the frustule Not a spindle was stirring, not even a chromatid; The stockings were hung with diatomaceous hooks by the chimney with care, In hopes that St. Horst soon would be there; The epivalve and hypovalves were nestled all snug in their beds, While visions of […]

ISDR Winter Solstice Social – registration now open!

Dear diatomists, For the first time we are organizing a virtual get-together, to meet and enjoy each other’s company. The ideas is to bridge the distances between us and have fun together now that we are all used to online meetings and webinars. When? Monday 21st of December (winter solstice!) How?  via Zoom (you do […]

ISDR Winter Solstice Social – save the date!

Save the date for the first ever ISDR Winter Solstice Social taking place via Zoom on Monday, 21st December 2020. Diatom enthusiasts around the globe can meet in several events organised and held by ISDR on 21st December around the globe: from Asia, Europe to America. Stay tuned for upcoming infromation about this event next […]

Open Letter from Ric Jordan for the Hustedt Diatom Collection

This post contains the open letter adressed to the Alfred Wegener Institute regarding the fate of the Friedrich Hustedt Collection.

Questionnaire to evaluate the needs of ISDR members

You may remember that way back in May the Council provided an update on a number of Working Groups that had been formed to focus on various aspects of the Society in order to reflect on our mission, values, and engagement with our members. One of the Working Groups was tasked with evaluating the needs […]

6th Nordic-Baltic diatom intercalibration/harmonization exercise 2020

NorBAF – The NORdic-Baltic network for Benthic Algae in Freshwater is currently performing the 6th Nordic-Baltic diatom intercalibration/harmonization exercise, organized jointly by NorBAF and the Department of Aquatic Sciences and Assessment, SLU (Swedish University of Agricultural Sciences). NorBAF is a cooperation of people working with freshwater benthic algae in Scandinavia and countries around the Baltic […]

Diatom Web Academy keeps us together during COVID-19

Twice each month, Diatom Web Academy presentations present an opportunity for diatomists from around the world to meet and communicate research results, taxonomic strategies, and share useful tools.

Phycological Society of America virtual meeting

The meeting will be gratis for all, and we encourage members to let their colleagues, friends, nemeses, and acquaintances know of the events. The meeting time has been selected to permit people from many time zones to participate, so please forward widely!

Webinar: Directional selection observed in diatom lake records

Topic: Directional selection observed in diatom lake records from western North America Speaker: Jeffery Stone (Indiana State University) Time: June 9, 2020 10:00 AM Mountain Time (US and Canada) Description: Directional selection is a form of evolutionary change in which an extreme feature of a population is favored and, over time, the population changes to […]

Webinar: Diatom DNA

Using diatom DNA in environmental assessments: techniques and timeline to operation

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Explore news, opportunities, networking, Diatom of the Month, YoungISDR, and our own journal, Diatom Research

26th International Diatom Symposium

The biannual symposium serves as an important forum for presenting and discussing all aspects of diatom research.

Introducing the new ISDR logo

The winning design for the new ISDR logo was submitted by Lina Anh Van.