Society of Protozoologists North American Section 55th Annual Meeting June 14-18 2003 Gleneden Beach, Oregon (Abstracts 1-34).

Presents several abstracts of papers presented at the Society of Protozoologists North American Section 55th Annual Meeting held at Gleneden Beach, Oregon. "The Growing Contributions of Molecular Biology and Immunology to Protistan Ecology: Molecular Signatures as Ecological Tools," by David C. Caron; "Why the World Needs Protists!," by John O. Corliss; "Viral Control of Phytoplankton," by C. Brussaard; "Excavata: Evolutionary Relationships Amongst Supposedly Early-Diverging Eukaryotes," by Alastair G. B. Simpson.