Dinophysis norvegica Claparède et Lachmann 1859

A = Two cells at different focal planes (BF); B = Chloroplasts in epifluorescence microscope


Life-form: Solitary

Size: Length 48-67 µm, width 39-53 µm.

Resting spore:

Note: DSP-producer

Distinctive features: It is very variable in shape but widest at the middle of hypocone

Similar species: D. acuta

Distribution: Cold water species

Hallegraeff G. M. & Lucas, I. A. N. 1988. The marine dinoflagellate genus Dinophysis(Dinophyceae): Photosynthetic, neritic and non-photosynthetic, oceanic species. Phycologia. 27: 25-42.

Hansen, G. & Larsen, J. 1992. Dinoflagellater i danske farvande. In: Thomsen, H. A. (ed.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, p. 45-155.

Larsen, J. & Moestrup, Ø. 1992. Potentially toxic phytoplankton. 2. Genus Dinophysis (Dinophyceae). In: Lindley, J. A. (ed.) ICES Identification leaflets for plankton. International Council for the exploration of the sea, Copenhagen, p. 1-12.

Solum, I. 1962. The taxonomy of Dinophysis populations in Norwegian waters in view of biometric observations. Nytt Mag. Bot.10: 5-33

Steidinger, K. A. & Tangen, K. 1996. Dinoflagellates. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 387-584.

  Copyright © 1996-2006, Mats Kuylenstierna & Bengt Karlson All rights reserved.
Last modified on 15 September, 2006

Swedish Meteorological and Hydrological Institute


Department of Marine Ecology, Göteborg University, Sweden