A = Chain; B = Part of chain; C = Valve view; D&E = Part of chain at two focal planes (arrows=hexagonal setae) (DIC)
Life-form: Cells united in chains
Size: Diameter = 25-80 µm
Resting spore: +
Note:
Distinctive features: Setae bent toward nearest end, valve with central process, windows lanceolate to hexagonal. Cell with many chloroplasts
Similar species: Chaetoceros densus
Distribution: Warm water region to temperate
Literature:
Cupp, E. E. 1943. Marine Plankton Diatoms of the West Coast of North
America. Bulletin of the Scripps Inst. Oceanogr. of the University of
California. 5: 1-237.
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart. 186 pp.
Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.
Rines, J. E. B. & Hargraves, P. E. 1988. The Chaetoceros Ehrenberg (Bacillariophyceae) flora of Narragansett Bay, Rhode Island, USA. Bibliotheca Phycologica 79: 1-196