Dinoflagellates
- Article by Jean-Marie Cavanihac with much information on these organisms which can cause blooms in the ocean, with several photographs.
- http://www.microscopy-uk.org.uk/mag/artsep01/dinof.html

Phytoplankton: Dinoflagellates
- This project provides some quick facts on these organisms and more detailed information on Gonyaulax and some other dinoflagellates.
- http://www.mbari.org/staff/conn/botany/phytoplankton/phytoplankton_dinoflagellates.htm

Dinoflagellate-L
- Forum for discussion related to modern and fossil dinoflagellates, such as culturing, toxicology, red tides, taxonomy, systematics, evolution, ecology, palaeoecology, physiology, stratigraphic interpretation, and palaeoclimatology.
- http://groups.yahoo.com/group/Dinoflagellate-L/

Introduction to the Dinoflagellata
- Includes sections on the fossil record, life history and ecology, systematics, and morphology.
- http://www.ucmp.berkeley.edu/protista/dinoflagellata.html

Dinoflagellates (University of Calgary)
- Information on the biology and paleobiology of dinoflagellates, with links to other sites and SEM images.
- http://www.geo.ucalgary.ca/~macrae/palynology/dinoflagellates/dinoflagellates.html