Gonyaulax

Gonyaulax
Scientific classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: Sar
Clade: Alveolata
Phylum: Dinoflagellata
Class: Dinophyceae
Order: Gonyaulacales
Family: Gonyaulacaceae
Genus: Gonyaulax
Diesing, 1866
Species
  • Gonyaulax spinifera
  • Gonyaulax apiculata
  • Gonyaulax polygramma Stein 1833
  • Gonyaulax fragilis (Schütt) Kofoid 1911
  • Gonyaulax ellegaardiae Mertens 2015

Gonyaulax is a genus of dinoflagellates with the type species Gonyaulax spinifera (Claparède et Lachmann) Diesing. Gonyaulax belongs to red dinoflagellates and commonly causes red tides. It can produce yesotoxins: for example, strains of Gonyaulax spinifera from New Zealand are yessotoxin producers.