The sites listed here were working as of the 20th March 2019.

 

        1. https://www.oamarudiatoms.co.uk/
         Specialising in Oamaru diatoms from New Zealand. Has a large catalog of diatoms with photos

         2. http://www.diatoms.co.uk/index.htm

Mounts diatom, sale of diatom slides and artistic mounts.

3. https://www.diatomsireland.com/

Diatoms in Ireland

4. https://www.diatoms.nl/

Sells diatom slides, mountants and other material required for diatoms.

5. http://www.diatomshop.com/

Micromanipulation services: Microslides and Arrangements with Diatoms, Radiolarians and other microscopic objects (for Optical Microscopy and Scanning Electron Microscopy: SEM), produced through innovative and never published techniques; Test slides for Optical Microscopy.

6. http://www.isdr.org/

The International Society for Diatom Research (ISDR) promotes diatom studies throughout the world. Its goal is to facilitate the exchange of information between diatom experts by:

7. https://www.ucl.ac.uk/GeolSci/micropal/diatom.html#top

Useful introduction to diatoms with some good photos.

8. http://huey.colorado.edu/diatoms/about/index.php

Browse more than 500 pages of images and information related to inland diatoms from the Antarctic continent and Sub-Antarctic Islands.

9. http://www.diatomloir.eu/Site%20Diatom/English.html

This site allows the amateur curious of things in nature to discover the originality and the hidden beauty from diatoms.

Principally French web site with English translation for some areas.

10. http://hustedt.awi.de/#ViewID=Home

Diatom database with photos.

The Hustedt Diatom Collection database.

11. craticula.ncl.ac.uk/EADiatomKey/html/index.html

Defunct web site but mirrored on the Internet Archive; diatom key with images show many diatoms identified with sizes.

12.  https://rbg-web2.rbge.org.uk/ADIAC/db/Adiacgen.htm

List of diatom Available Genera.

13. http://www.postal-microscopical-society.org.uk/

The Postal Microscopical Society was established in 1873, with its primary aim the circulation of boxes of microscope slides and notes to the members. This is still the aim today when, after fluctuating fortunes over the years, a membership of around 240 contributes to a lively and friendly society.

14. http://www.algaterra.net/

Algaterra information system, for micro algal biodiversity; a synthesis of taxonomic, molecular and ecological information. Good database.

15. http://www.victorianmicroscopeslides.com/slidedia.htm

Has a nice collection of Victorian diatom slides.

16. https://pubs.usgs.gov/of/2012/1163/index.html

The "Stuart R. Stidolph Diatom Atlas" is a comprehensive volume of diatom taxa identified and micro-graphed by Stuart R. Stidolph during the 1980s and 1990s. The samples were collected from marine coasts of various geographic regions within tropical and subtropical climates. The plates included within this report have never been published and are being published by the USGS as an online reference so that others may have access to this incredible collection.

17. http://www.microscopyview.com/MENU/400-DIATOM/M403-TRI.html

Database with excellent images of diatoms and other microscope subjects

18. https://naturalhistory.museumwales.ac.uk/diatoms/Home.php

Fantastic web site listing many UK diatoms.

19. http://www.shotbolt.com/index.htm

Has produced an excellent and free software package - Mycocam for microscope cameras