Phycological Society of America
Information about the society dedicated to the study of algae, its publications and links to other phycological sites.

European Journal of Phycology
Publishes papers on all aspects of algae, including cyanobacteria.

Guide to Pressing Seaweed
Includes instructions on collecting and pressing seaweed, ideas for science and art activities..

Northwest Algal Symposium
Phycologists from the Northwestern United States and Western Canada: includes contact and activity information.

Australasian Society for Phycology and Aquatic Botany
Society information, resources, and links.

AlgaeBase
A database of information on algae that includes terrestrial, marine and freshwater organisms.

Indian Ocean Benthic Algae
On-line version of the Catalogue of Benthic Marine Algae of the Indian Ocean, with indexes, geographical lists, bibliographies, and search capacity.

Seaweed
This site has a lot of information on all aspects of seaweeds and marine algal biology.

AlgaeSearch
Search for algae in AlgaeBase, The Indian Ocean Catalogue, Tree of Life, GenBank and Google.