Cyclospora cayetanensis is a pathogenic protozoan transmitted by feces or feces-contaminated fresh produce and water. Outbreaks have been reported in imported raspberries. Fortunately it is not spread from person to person. It is commonly the cause of diarrhea for many travelers.
More on [ Cyclosporiasis ]
Food and Water Borne :: Conditions and Diseases

CDC Division of Parasitic Diseases - Cyclospora Infection - Fact sheets and studies with cause, symptoms, prevention, and treatment.
Cyclospora cayetanensis - Medical and scientific description of the organism and the disease it causes.
Cyclospora Facts - Includes organism information, symptoms, treatment, and prevention.
Institute of Food Science and Technology: Cyclospora - Scientific and medical information about the parasite.