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Genus: Ceratium | Dinoflagellate

Common West Coast species: C. furca, C. lineatum, C. pentagonum, C. fusus, C. platycorne

Order: Gonyaulacales

Family: Ceratiaceae


Click on the illustrations to enlargeĀ 

Description: Large, diverse genus. Armored, gonyaulacoid body, two to four hollow horns. Horns open or closed. Chloroplasts present.

Cell Size: Width 5-50um, Length 70-500um

Distribution: Cosmopolitan, neritic, cold and warm waters. C. furca is very common in Monterey Bay and often forms dense blooms.


IFCB images


This Phytoplankton Identification page is affiliated with CeNCOOS and HABMAP, and is maintained by the Kudela Lab at the University of California Santa Cruz. Details about site history, funding, and sources of information and images can be found here.