E-Links

•  AlgaeBase

•  American Type Culture Collection

•  ANSP Algae Image Database
The ANSP Algae Image Database contains light micrograph images of diatom taxa from rivers throughout the USA .

•  BGSU Algae Image Archive
185+ images of diatoms from  Bowling Green State University , Ohio .

•  California Academy of Sciences Diatom Collection   

•  Canadian Diatom Database
The Canadian Diatom Database includes approximately 3,000 diatom samples with their description, precise geographic location and associated information.

•  Coimbra Collection of Algae

•  Culture Collection of Algae at Goettingen University

•  Culture Collection of Algae at the University of Cologne

•  Database of algae in the University of Girona Herbarium

•  DIAC: Automatic Diatom Identification And Classification
This pilot project aimed to develop algorithms for an automatic identification of diatoms using image information, i.e. both shape and ornamentation. There is a searchable database of diatom images.

•  Diatoms (teaching and learning web-site is intended as an introduction to micropalaeontology)

•  Diatom Image Database

•  Diatoms.co.uk
This diatom database application from Klaus Kemp contains 15,000+ images, 2350 species descriptions and more. Useful for teaching but not free.

•  EDDI European Diatom Database
A web-based system of diatom training sets, ecological and taxonomic information, diatom images and transfer functions for performing environmental reconstructions from fossil assemblages.

•  Great Lakes Diatoms
This is another diatom checklist with images this time from the Laurentian Great Lakes of North America.
 

•  HANNA Database (California Academy of Sciences)
The Hanna Database provides information on the Taxon, Locality, and Publication tables. The Taxon table contains 75,000 records of specimens that have been identified on slides.

•  International Survey of Diatom Collections

•  Provasoli-Guillard National Center for Culture of Marine Phytoplankton

•  SVCK-Culture Collection of Conjugatophyceae

•  The Culture Collection of Algae & Protozoa

•  The Friedrich Hustedt Diatom Collection

•  The Fritsch Collection of Illustrations of Freshwater Algae Royal Botanical Garden Edinburgh: Diatoms

•  University of Toronto Culture Collection of Algae and Cyanobacteria

•  UTEX Culture Collection of Algae at the University of Texas at Austin

•  Royal Botanical Garden of Edinburgh

•  Diatoms and other algae hosted by Bowling Green State University USA

•  Electronic microfossil image database system

•  Envirnmental Change Research Centre database (diatoms)