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karenia

karenia

karenia

Genus: Karenia| Dinoflagellate

HAB

Common West Coast species: K. mikimotoi

Order: Gymnodiniales

Family: Kareniaceae

Description: Unarmoured dorsoventally-flattened cells. Cell ventrally concave, dorsally convex. Round nucleus present, and chloroplasts present. Apical groove is straight. Of the 12 accepted species, many were formerly in the genus Gymnodinium.

Cell Size: Width 20-40um

Distribution: Oceanic to estuarine, warm temperate to tropical.

Synonym: Karenia brevis formerly Gymnodinium brevis

Interesting Facts: Karenia brevis produces brevetoxin, a potent neurotoxin

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.