Niels Daugbjerg

Niels Daugbjerg

Associate Professor


  1. 2024
  2. Published

    Phytoplankton community changes in relation to nutrient fluxes along a quasi-stationary front

    Bendtsen, Jørgen, Daugbjerg, Niels, Jensen, R. S., dbt998, dbt998, Nielsen, M. H., Hansen, J. L. S. & Richardson, Katherine, 2024, In: Marine Ecology - Progress Series. 727, p. 67-80 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2023
  4. Published

    Baldinia droopii sp. nov. (Suessiales, Dinophyceae), a new species from a small rainwater rock pool near Tvarminne, south-western Finland

    Hansen, Gert, Daugbjerg, Niels & Moestrup, Øjvind, 2023, In: Phycologia. 62, 1, 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Phytoplankton diversity explained by connectivity across a mesoscale frontal system in the open ocean

    Bendtsen, Jørgen, Sørensen, L. L., Daugbjerg, Niels, Lundholm, Nina & Richardson, Katherine, 2023, In: Scientific Reports. 13, 12 p., 12117.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Studies on the complex Warnowiaceae (Dinophyceae) I. Lohmann’s Pouchetia parva refound and renamed Nematodinium parvum comb. nov. (= Warnowia parva)

    García Portela, M., Moestrup, Øjvind, Daugbjerg, Niels, Altenburger, A. & Lundholm, Nina, 2023, In: Phycologia. 62, 5, p. 421-435 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. 2022
  8. Published

    Cell fine structure and phylogeny of Parvodinium: towards an ultrastructural characterization of the Peridiniopsidaceae (Dinophyceae)

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2022, In: European Journal of Phycology. 58, 2, 21 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Ultrastructure and phylogeny of Parvodinium cunningtonii comb. nov. (syn. Peridiniopsis cunningtonii) and description of P. cunningtonii var. inerme var. nov. (Peridiniopsidaceae, Dinophyceae)

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2022, In: European Journal of Protistology. 86, 23 p., 125930.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2021
  11. Published

    Fine-structural characterization and phylogeny of Sphaerodinium (Suessiales, Dinophyceae), with the description of an unusual type of freshwater dinoflagellate cyst

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2021, In: European Journal of Protistology. 78, 21 p., 125770.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 2020
  13. Published

    Microscopy and phylogeny of Pyramimonas tatianae sp. nov. (Pyramimonadales, Chlorophyta), a scaly quadriflagellate from Golden Horn Bay (eastern Russia) and formal description of Pyramimonadophyceae classis nova

    Daugbjerg, Niels, Fassel, N. M. D. & Moestrup, Øjvind, 2020, In: European Journal of Phycology. 55, 1, p. 49-63

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    The impact of urea on toxic diatoms – Potential effects of fertilizer silo breakdown on a Pseudo-nitzschia bloom

    Olesen, Anna Karoline Junker, Harðardóttir, S., Daugbjerg, Niels, Andersen, P., Lyngsgaard, M., Krock, B. & Lundholm, Nina, 2020, In: Harmful Algae. 95, 12 p., 101817.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 2019
  16. Published

    A-, B- and C-type prymnesins are clade specific compounds and chemotaxonomic markers in Prymnesium parvum

    Binzer, S. B., Svenssen, D. K., Daugbjerg, Niels, Alvez-de-Souza, C., Pinto, E., Hansen, Per Juel, Larsen, T. O. & Varga, E., 2019, In: Harmful Algae. 81, p. 10-17 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Cryptic diversity of small-sized species of Phalacroma (Dinophysales, Dinophyceae) from Denmark Strait (Eastern Arctic Greenland)

    Daugbjerg, Niels, Hansen, S. A. & Richardson, Katherine, 2019, In: Phycological Research. 67, 3, p. 244-249

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Studies on Woloszynskioid Dinoflagellates X: Ultrastructure, Phylogeny and Colour Variation in Tovellia rubescens n. sp. (Dinophyceae)

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind, Domingues, P. & Calado, A. J., 2019, In: Journal of Eukaryotic Microbiology. 66, 6, p. 937-953 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    The cost of toxicity in microalgae: direct evidence from the dinoflagellate Alexandrium

    Blossom, H. E., Markussen, Bo, Daugbjerg, Niels, Krock, B., Norlin, A. & Hansen, Per Juel, 2019, In: Frontiers in Microbiology. 10, 14 p., 1065.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 2018
  21. Published

    Baffinella frigidus gen. et sp. nov. (Baffinellaceae fam. nov., Cryptophyceae) from Baffin Bay: morphology, pigment profile, phylogeny and growth rate response to three abiotic factors

    Daugbjerg, Niels, Norlin, A. & Lovejoy, C., Oct 2018, In: Journal of Phycology. 54, 5, p. 665-680 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Growth rates of three geographically separated strains of the ichthyotoxic Prymnesium parvum (Prymnesiophyceae) in response to six different pH levels

    Lysgaard, M. L., Eckford-Soper, L. & Daugbjerg, Niels, 2018, In: Estuarine, Coastal and Shelf Science. 204, p. 98-102 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Studies on woloszynskioid dinoflagellates IX: ultrastructure, cyst formation and phylogeny of the ‘red-snow’ alga Borghiella pascheri (Suchlandt) Moestrup (= Glenodinium pascheri, Woloszynskia pascheri, Gyrodinium nivalis).

    Moestrup, Øjvind, Nicholls, K. C. & Daugbjerg, Niels, 2018, In: European Journal of Phycology. 53, 3, p. 393-409 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published
  25. 2017
  26. Published

    Ultrastructure and phylogeny of Kirithra asteri gen. et sp. nov. (Ceratoperidiniaceae, Dinophyceae) - a free-living, thin-walled marine photosynthetic dinoflagellate from Argentina

    Boutrup, P. V., Moestrup, Øjvind, Tillmann, U. & Daugbjerg, Niels, Nov 2017, In: Protist. 168, 5, p. 586-611 26 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published
  28. Published

    Studies on woloszynskioid dinoflagellates VIII: life cycle, resting cyst morphology and phylogeny of Tovellia rinoi sp. nov. (Dinophyceae).

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 20 Jun 2017, In: Phycologia. 56, 5, p. 533-548 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Evolutionary transition towards permanent chloroplasts? - Division of kleptochloroplasts in starved cells of two species of Dinophysis (Dinophyceae).

    Rusterholz, P. M., Hansen, Per Juel & Daugbjerg, Niels, 11 May 2017, In: PLoS ONE. 12, 5, 16 p., e0177512.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Dynamics of sequestered cryptophyte nuclei in Mesodinium rubrum during starvation and refeeding

    Kim, M., Drumm, Kirstine, Daugbjerg, Niels & Hansen, Per Juel, 21 Mar 2017, In: Frontiers in Microbiology. 8, 14 p., 423.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Succession of picophytoplankton during the spring bloom 2012 in Disko Bay (West Greenland)—an unexpectedly low abundance of green algae.

    Sørensen, N., Daugbjerg, Niels, Richardson, Katherine, Nørregaard, R. D., Espersen, L., Møhl, M. & Nielsen, T. G., Feb 2017, In: Polar Biology. 40, 2, p. 463-469 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Interspecific competition study between Pseudochattonella farcimen and P. verruculosa (Dictyochophyceae) - two ichthyotoxic species that co-occur in Scandinavian waters.

    Eckford-Soper, L. K. & Daugbjerg, Niels, 2017, In: Microbial Ecology. 73, 2, p. 259-270 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Lake Cadagno: microbial life in crenogenic meromixis

    Tonolla, M., Storelli, N., Danza, F., Gulati, R. D. (ed.), Ravasi, D., Peduzzi, S., Posth, Nicole Rita Elisabeth, Cox, R. P., Jørgensen, M. F., Gregersen, Lea Haarup, Daugbjerg, Niels & Frigaard, Niels-Ulrik, 2017, Ecology of Meromictic Lakes. Gulati, R. D., Zadereev, E. S. & Degermendzhi, A. G. (eds.). Springer, p. 155-186 32 p. (Ecological Studies, Vol. 228).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  34. Published

    Studies on Peridinium aciculiferum and Peridinium malmogiense (=Scrippsiella hangoei): comparison with Chimonodinium lomnickii and description of Apocalathium gen. nov. (Dinophyceae)

    Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2017, In: Phycologia. 56, 1, p. 21-35 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. 2016
  36. Published

    Katodinium glaucum (Dinophyceae) revisited: proposal of new genus, family and order, based on ultrastructure and phylogeny

    Boutrup, P. V., Moestrup, Øjvind, Tillmann, U. & Daugbjerg, Niels, 2016, In: Phycologia. 55, 2, p. 147-164 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published
  38. Published

    The ichthyotoxic genus Pseudochattonella (Dictyochophyceae) : distribution, toxicity, enumeration, ecological impact, succession and life history – A review

    Eckford-Soper, L. K. & Daugbjerg, Niels, 2016, In: Harmful Algae. 58, p. 51-58 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. 2015
  40. Published

    Development of a multiplex real-time qPCR assay for simultaneous enumeration of up to four marine toxic bloom-forming microalgal species

    Eckford-Soper, L. K. & Daugbjerg, Niels, 2015, In: Harmful Algae. 48, p. 37-43 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Examination of six commonly used laboratory fixatives in HAB monitoring programs for their use in quantitative PCR based on Taqman probe technology

    Eckford-Soper, L. K. & Daugbjerg, Niels, 2015, In: Harmful Algae. 42, p. 52-59 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Fine-structural characterization and phylogeny of Peridinium polonicum, type species of the recently described genus Naiadinium (Dinophyceae)

    Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2015, In: European Journal of Protistology. 51, 4, p. 259-279 21 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. 2014
  44. Published

    Description of Ulvella elegans sp. nov. and U. islandica sp. nov. (Ulvellaceae, Ulvophyceae) from Island - a study based on morphology of species in culture and tufA gene sequences.

    Nielsen, Ruth, Gunnarsson, K., Daugbjerg, Niels & Petersen, G., 2014, In: European Journal of Phycology. 49, 1, p. 60-67 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    Fine structure of silicoflagellate double skeletons

    McCartney, K., Witkowski, J., Jordan, R. W., Daugbjerg, Niels, Malinverno, E., van Wezel, R., Kano, H., Abe, K., Scott, F., Schweizer, M., Young, J. R., Hallegraeff, G. M. & Shiozawa, A., 2014, In: Marine Micropaleontology. 113, p. 10-19 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Fine-structural organization and phylogenetic affinities of Peridiniopsis polonica (Dinophyceae): evidence for a new genus

    Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2014. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  47. Published

    On Levanderina fissa gen. & comb. nov. (Dinophyceae) (syn. Gymnodinium fissum, Gyrodinium instriatum, Gyr. uncatenum), a dinoflagellate with a very unusual sulcus

    Moestrup, Øjvind, Hakanen, P., Hansen, Gert, Daugbjerg, Niels & Ellegaard, Marianne, 2014, In: Phycologia. 53, 3, p. 265-292 28 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Planktic cyanobacteria from freshwater localities in Thuathien-Hue province, Vietnam. III. Phylogenetic inference based on partial phycocyanin sequences, morphological and toxicological characters

    Nguyen, L. T. T., Moestrup, Øjvind & Daugbjerg, Niels, 2014, In: Algological Studies. 144, 1, p. 19-43 25 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Studies on woloszynskioid dinoflagellates VI: description of Tovellia aveirensis sp. nov. (Dinophyceae), a new species of Tovelliaceae with spiny cysts

    Pandeirada, M. S., Craveiro, S. C., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2014, In: European Journal of Phycology. 49, 2, p. 230-243 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Studies on woloszynskioid dinoflagellates VII. Description of Borghiella andersenii sp. nov. light and electron microscopy and phylogeny based on LSU rDNA

    Daugbjerg, Niels, Andreasen, T., Happel, E. M., Pandeirada, M. S., Hansen, Gert, Craveiro, S. C., Calado, A. J. & Moestrup, Øjvind, 2014, In: European Journal of Phycology. 49, 4, p. 436-449 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    The dinoflagellates Pfiesteria shumwayae and Luciella masanensis cause fish kills in recirculation fish farms in Denmark

    Moestrup, Øjvind, Hansen, Gert, Daugbjerg, Niels, Lundholm, Nina, Overton, J., Vestergård, M., Steenfeldt, S. J., Calado, A. J. & Hansen, Per Juel, 2014, In: Harmful Algae. 32, p. 33-39 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. 2013
  53. Published

    Choice of pore size can introduce artefacts when filtering picoeukaryotes for molecular biodiversity studies

    Sørensen, N., Daugbjerg, Niels & Richardson, Katherine, May 2013, In: Microbial Ecology. 65, 4, p. 964-968 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Revision of the genus Ulvella (Ulvellaceae, Ulvophyceae) based on morphology and tufA gene sequences of species in culture, with Acrochaete and Pringsheimiella placed in synonymy

    Nielsen, Ruth, Petersen, G., Seberg, Ole, Daugbjerg, Niels, O'Kelly, C. J. & Wysor, B., 4 Jan 2013, In: Phycologia. 52, 1, p. 37-56 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. Published

    Annamia toxica gen. et sp. nov. (Cyanobacteria), a freshwater cyanobacterium from Vietnam that produces microcystins: ultrastructure, toxicity and molecular phylogenetics

    Nguyen, L. T. T., Cronberg, G., Moestrup, Øjvind & Daugbjerg, Niels, 2013, In: Phycologia. 52, 1, p. 25-36 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Ultrastructure and phylogeny of Theleodinium calcisporum gen. et sp. nov., a freshwater dinoflagellate that produces calcareous cysts

    Craveiro, S. C., Pandeirada, M. S., Daugbjerg, Niels, Moestrup, Øjvind & Calado, A. J., 2013, In: Phycologia. 52, 6, p. 488-507 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Using nuclear-encoded LSU and SSU rDNA sequences to identify the Eukaryotic Endosymbiont in Amphisolenia bidentata (Dinophyceae)

    Daugbjerg, Niels, Jensen, M. H. & Hansen, Per Juel, 2013, In: Protist. 164, 3, p. 411-422 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. 2012
  59. Published

    Isolation and cultivation of microalgae select for low growth rate and tolerance to high pH

    Berge, T., Daugbjerg, Niels & Hansen, Per Juel, 2012, In: Harmful Algae. 20, p. 101-110 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    Marine microalgae attack and feed on metazoans

    Berge, T., Poulsen, L. K., Moldrup, M., Daugbjerg, Niels & Hansen, Per Juel, 2012, In: I S M E Journal. 6, p. 1926-1936 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Molecular diversity and temporal variation of picoeukaryotes in two Arctic fjords, Svalbard

    Sørensen, N., Daugbjerg, Niels & Gabrielsen, T. M., 2012, In: Polar Biology. 35, 4, p. 519-533 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    Molecular phylogeny and toxin profiles of Alexandrium tamarense (Lebour) Balech (Dinophyceae) from the west coast of Greenland

    Baggesen, C., Moestrup, Øjvind, Daugbjerg, Niels, Krock, B., Cembella, A. D. & Madsen, S., 2012, In: Harmful Algae. 19, p. 108-116 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. Published

    The fish-killing dictyochophyte Pseudochattonella farcimen

    Jakobsen, R. K., Hansen, Per Juel, Daugbjerg, Niels & Andersen, N. G., 2012, In: Harmful Algae. 18, p. 84-95 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    Toxic mucus traps: a novel mechanism that mediates prey uptake in the mixotrophic dinoflagellate Alexandrium pseudogonyaulax

    Blossom, H. E., Daugbjerg, Niels & Hansen, Per Juel, 2012, In: Harmful Algae. 17, p. 40-53 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. 2011
  66. Published
  67. Published

    A tribute to Øjvind Moestrup on his 70th year.

    Lundholm, Nina & Daugbjerg, Niels, 2011, In: Phycologia. 50, 6, p. 576-582 7 p.

    Research output: Contribution to journalEditorialResearch

  68. Published

    The pan-Arctic biodiversity of marine pelagic and sea-ice unicellular eukaryotes

    Poulin, M., Daugbjerg, Niels, Gradinger, R., Ilyash, L., Ratkova, T. & von Quillfeldt, C., 2011, In: Marine Biodiversity. 41, 1, p. 13-28 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  69. Published

    Ultrastructure and LSU rDNA-based phylogeny of Peridinium lomnickii and description of Chimonodinium gen. nov. (Dinophyceae)

    Craveiro, S. C., Calado, A. J., Daugbjerg, Niels, Hansen, Gert & Moestrup, Øjvind, 2011, In: Protist. 162, 4, p. 590-615 26 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  70. 2010
  71. Published

    Ultrastructure and Large Subunit rDNA-Based Phylogeny of Sphaerodinium cracoviense, an Unusual Freshwater Dinoflagellate with a Novel Type of Eyespot

    Craveiro, S. C., Moestrup, Øjvind, Daugbjerg, Niels & Calado, A. J., Jan 2010, In: Journal of Eukaryotic Microbiology. 57, 6, p. 568-585 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  72. Published

    Effects of lowered pH on marine phytoplankton growth rates.

    Berge, T., Daugbjerg, Niels, Andersen, B. B. & Hansen, Per Juel, 2010, In: Marine Ecology - Progress Series. 416, p. 79-91 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  73. Published

    The toxic dinoflagellate Dinophysis acuminata harbors permanent chloroplasts of cryptomomad prigin, not kleptochloroplasts

    Garcia, L., Moestrup, Øjvind, Hansen, Per Juel & Daugbjerg, Niels, 2010, In: Harmful Algae. 9, 1, p. 25-38 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. 2009
  75. Published

    Gymnodinium corollarium sp. nov. (Dinophyceae) - a new cold-water dinoflagellate responsible for cyst sedimentation events in the Baltic Sea

    Sundström, A., Kremp, A., Daugbjerg, Niels, Moestrup, Øjvind, Ellegaard, Marianne, Hansen, R. & Hajdu, S., 2009, In: Journal of Phycology. 45, 4, p. 938-952 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. Published

    Symbiodinium natans sp. nov. a "free-living" dinoflagellate from Tenerife (Northeast-Atlantic Ocean)

    Hansen, Gert & Daugbjerg, Niels, 2009, In: Journal of Phycology. 45, 1, p. 251-263 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  77. Published

    Description of Tyrannodinium gen. nov., a freshwater dinoflagellate closely related to the marine Pfiesteria-like species.

    Calado, A. J., Craveiro, S., Daugbjerg, Niels & Moestrup, Øjvind, 2009, In: Journal of Phycology. 45, 5, p. 1195-1205

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. Published

    Does the red tide ciliate Mesodinium rubrum have replaceable symbionts

    Tarangkoon, W., Hansen, Per Juel, Moldrup, M., Garcia, L., Daugbjerg, Niels & Moestrup, Øjvind, 2009, In: Phycologia. 4, p. 40-40 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  79. Published

    Molecular phylogeny of selected species of the order Dinophysiales (Dinophyceae) - testing the hypothesis of a Dinophysioid radiation.

    Jensen, M. H. & Daugbjerg, Niels, 2009, In: Journal of Phycology. 45, 5, p. 1136-1152

    Research output: Contribution to journalJournal articleResearchpeer-review

  80. Published

    Novel type of eukaryotic endosymbiont in Amphisolenia bidentata identified using ribosomal gene sequence determinations

    Daugbjerg, Niels, Jensen, M. H. & Hansen, Per Juel, 2009, In: Phycologia. 4, p. 24-24 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  81. Published

    Studies on woloszynskioid dinoflagellates IV: the genus Biecheleria gen. nov.

    Moestrup, Øjvind, Lindberg, K. & Daugbjerg, Niels, 2009, In: Phycological Research. 57, 3, p. 203-220

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    Studies on woloszynskioid dinoflagellates V. Ultrastructure of Biecheleriopsis gen. nov., with description of Biecheleriopsis adriatica sp. nov.

    Moestrup, Øjvind, Lindberg, K. & Daugbjerg, Niels, 2009, In: Phycological Research. 57, 3, p. 221-237

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. Published

    Ultrastructure and LSU rDNA-based revision of Peridinium group palatinum (Dinophyceae) with the description of Palatinus gen. nov.

    Craveiro, S., Calado, A. J., Daugbjerg, Niels & Moestrup, Øjvind, 2009, In: Journal of Phycology. 45, 5, p. 1175-1194

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. 2008
  85. Published

    Gymnodinium corollarium sp. nov. (Dinophyceae) - a new cyst forming cold-water dinoflagellate from the Baltic Sea; morphology, molecular phylogeny and ecophysiology.

    Sundström, A. M., Kremp, A., Daugbjerg, Niels, Moestrup, Øjvind, Ellegaard, Marianne, Hadju, S. & Hansen, R., 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  86. Published

    Identity and systematic position of Paradinium poucheti and other Paradinium-like parasites of marine copepods based on morphology and nuclear encoded SSU rDNA.

    Skovgaard, A. & Daugbjerg, Niels, 2008, In: Protist. 159, p. 401-413

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    Marine epibenthic dinoflagellates from Malaysia - species diversity and future studies.

    Mohammad-Noor, N., Moestrup, Øjvind, Daugbjerg, Niels, Caillaud, A., Canete, E., Paz, B., Mallat, E., Franco, J. M., Diogéne, J. & Anton, A., 2008, In: Nordic Journal of Botany. 6, p. 19-19 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  88. Published

    Overraskende fund indenfor tropiske furealger i det Indiske Ocean - ny grundtype?.

    Daugbjerg, Niels & Hastrup Jensen, M., 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  89. Published

    Pfiesteriaceae: a successful dinoflagellate group also in freshwater.

    Craveiro, S. C., Calado, A. J., Daugbjerg, Niels & Moestrup, Øjvind, 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  90. Published

    Protisters evolution. Bidrag til SNM's Darwin-udstilling 2009

    Daugbjerg, Niels, 2008

    Research output: Other contributionCommunication

  91. Published

    Recent evolutionary diversification of a protist lineage.

    Logares, R., Daugbjerg, Niels, Boltovskoy, A., Kremp, A., Laybourn-Parry, J. & Rengefors, K., 2008, In: Environmental Microbiology. 10, 5, p. 1231-1243

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Published

    Sphaerodinium (Dinophyceae): phylogenetic position of an unusual dinoflagellate as suggested by ultrastructural characteristics.

    Craveiro, S. C., Daugbjerg, Niels, Calado, A. J. & Moestrup, Øjvind, 2008.

    Research output: Contribution to conferencePosterResearch

  93. Published

    Struktur og funktion af plankton fødekæden i det Indiske Ocean fra Cape Town til Broome iAustralien. Dansk Ekspeditionsfond 2008

    Nielsen, T. G., Visser, A., Jonasdottir, S., Friis Møller, E., Andersen, M., Larsen, L., Søborg, B., Satapoomin, S., Jaspers, C., Markager, S., Middelboe, M., Martinsen, W., Berendt, A., Hansen, O. S., Hansen, P. J., Woraporn, T., Daugbjerg, N., Hansen, G., Hastrup Jensen, M., Jakobsen, H. H. & 4 others, Henriksen, P., Schlüter, L., Hilligsøe, K. M. & Olesen, Michael, 2008.

    Research output: Contribution to conferencePaperResearchpeer-review

  94. Published
  95. Published

    The chloroplast of the DSP-producer Dinophysis, does it originate from Mesodinium, Teleaulax or elsewhere?

    Garcia, L., Hansen, Per Juel, Daugbjerg, Niels & Moestrup, Øjvind, 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  96. 2007
  97. Published

    Baldinia anauniensis gen. et sp. nov.: a 'new' dinoflagellate from Lake Tovel, N. Italy.

    Hansen, Gert, Daugbjerg, Niels & Henriksen, P., 2007, In: Phycologia. 46, 1, p. 86-108

    Research output: Contribution to journalJournal articleResearchpeer-review

  98. Published

    Light, electron microscopy and DNA sequences of the dinoflagellate Prorocentrum concavum (syn. P. arabianum) with special emphasis on the periflagellar area.

    Mohammad-Noor, N., Moestrup, Øjvind & Daugbjerg, Niels, 2007, In: Phycologia. 46, 5, p. 549-564

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Marine epibenthic dinoflagellates from Malaysia - a study of live cultures and preserved samples based on light and scanning electron microscopy.

    Mohammad-Noor, N., Daugbjerg, Niels, Moestrup, Øjvind & Anton, A., 2007, In: Nordic Journal of Botany. 24, p. 629-690

    Research output: Contribution to journalJournal articleResearchpeer-review

  100. Published

    Unravelling the Algae: The Past, Present, and Future of Algae Systematics: On dinoflagellate phylogeny and classification.

    Moestrup, Øjvind & Daugbjerg, Niels, 2007, CRC Press. 376 p. (The Systematics Association Special Volume Series, Vol. 75).

    Research output: Book/ReportBookResearchpeer-review

  101. 2006
  102. Published

    Kiselalger

    Daugbjerg, Niels & Jensen, K. G., 2006, Arktisk Station 1906 - 2006. København: Projekt EDB I Undervisningen, p. 268-274

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  103. Published

    Molecular phylogeny and ultrastructural studies of the periflagellar area of some benthic species of Prorocentrum (Dinophyceae).

    Mohammad-Noor, N., Daugbjerg, Niels & Moestrup, Øjvind, 2006. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  104. Published

    ON THE IDENTITY OF KARLODINIUM VENEFICUM AND DESCRIPTION OF KARLODINIUM ARMIGER SP. NOV. (DINOPHYCEAE), BASED ON LIGHT AND ELECTRON MICROSCOPY, NUCLEAR-ENCODED LSU RDNA, AND PIGMENT COMPOSITION

    Bergholtz, T., Daugbjerg, Niels, Moestrup, Øjvind & Fernández-Tejedor, M., 2006, In: Journal of Phycology. 42, 1, p. 170-193

    Research output: Contribution to journalJournal articleResearchpeer-review

  105. Published

    Phylogeny and evolution of the dinoflagellates

    Moestrup, Øjvind & Daugbjerg, Niels, 2006. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  106. Published

    Potential harmful cyanobacteria in drinking water reservoirs of Ho Chi Minh City, Vietnam - toxicity and molecular phylogeny.

    Christensen, S., Daugbjerg, Niels, Moestrup, Øjvind, Annadotter, H. & Cronberg, G., 2006. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  107. Published

    Pseudanabaena cf. moniliformis, a new toxic cyanobacterium from Vietnam.

    Ngyen, L. T. T., Daugbjerg, Niels & Moestrup, Øjvind, 2006. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  108. Published

    Studies on woloszynskioid dinoflagellates II: On Tovellia sanguinea sp. nov., the dinoflagellate responsible for the reddening of Lake Tovel, N. Italy

    Moestrup, Øjvind, Hansen, Gert, Daugbjerg, Niels, Flaim, G. & D'Andrea, M., 2006, In: European Journal of Phycology. 41, p. 47-65

    Research output: Contribution to journalJournal articleResearchpeer-review

  109. Published

    Ultrastructure and LSU rDNA-based phylogeny of Esoptrodinium gemma (Dinophyceae), with the description of the flagellar base area of a planozygote.

    Calado, A. J., Craveiro, S. C., Daugbjerg, Niels & Moestrup, Øjvind, 2006, In: Journal of Phycology. 42, 2, p. 434-452

    Research output: Contribution to journalJournal articleResearchpeer-review

  110. 2005
  111. Published
  112. 2004
  113. Published

    Karenia selliformis responsible for the fish-kills in the Gulf of Gabès, Tunisia 1994

    Hansen, Gert, Erard-Le Denn, E., Daugbjerg, Niels & Rodriguez, F., 2004.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  114. Published
  115. Published

    A survey of toxic epibenthic dinoflagellates species from Ria de Averio (Portugal). 

    Hinzmann, M., Craveiro, S., Calado, A. J., Moestrup, Øjvind & Daugbjerg, Niels, 2004. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  116. Published

    AMPHIDINIUM REVISITED. I. REDEFINITION OF AMPHIDINIUM (DINOPHYCEAE) BASED ON CLADISTIC AND MOLECULAR PHYLOGENETIC ANALYSES

    Jørgensen, M. F., Murray, S. & Daugbjerg, Niels, 2004, In: Journal of Phycology. 40, 2, p. 351-365

    Research output: Contribution to journalJournal articleResearchpeer-review

  117. Published

    AMPHIDINIUM REVISITED. II. RESOLVING SPECIES BOUNDARIES IN THE AMPHIDINIUM OPERCULATUM SPECIES COMPLEX (DINOPHYCEAE), INCLUDING THE DESCRIPTIONS OF AMPHIDINIUM TRULLA SP. NOV. AND AMPHIDINIUM GIBBOSUM. COMB. NOV.

    Murray, S., Jørgensen, M. F., Daugbjerg, Niels & Rhodes, L., 2004, In: Journal of Phycology. 40, 2, p. 366-382

    Research output: Contribution to journalJournal articleResearchpeer-review

  118. Published

    Nucleotide diversity within and between four species of Laminaria (Phaeophyceae) analysed using partial LSU and ITS rDNA sequences and AFLP

    Erting, L., Daugbjerg, Niels & Pedersen, P. M., 2004, In: European Journal of Phycology. 39, p. 243-256

    Research output: Contribution to journalJournal articleResearchpeer-review

  119. Published

    Phylogeny of Heteromita, Cercomonas and Thaumatomonas based on SSU rDNA sequences, including the description of Neocercomonas jutlandica sp. nov., gen nov.

    Ekelund, Flemming, Daugbjerg, Niels & Fredslund, L., 2004, In: European Journal of Protistology. 40, p. 119-135

    Research output: Contribution to journalJournal articleResearchpeer-review

  120. Published
  121. Published

    The Scandinavian Culture Center for Algae and Protozoa

    Ellegaard, Marianne, Larsen, N. H., Daugbjerg, Niels, Pedersen, P. M. & Moestrup, Øjvind, 2004, In: Nova Hedwigia: Zeitschrift für Kryptogamenkunde. 79(1-2), p. 93-98

    Research output: Contribution to journalJournal articleResearchpeer-review

  122. Published

    The genus Karlodinium : morphology, ultrastructure, species concept, and phylogeny.

    Bergholtz, T., Daugbjerg, Niels & Moestrup, Øjvind, 2004. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  123. Published

    Toxic marine epibenthic dinoflagellates from Malaysia - a survey based on light and scanning electron microscopy.

    Mohammad-Noor, N., Daugbjerg, Niels & Moestrup, Øjvind, 2004. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  124. Published
  125. 2003
  126. Published

    Morphological and LSU & dna sequence variation within the Gonyaulax spinifera/spiniferites- group (Dinophyceae) and proposal of Gonyaulax elongata comb. nov. and G. membranaceae comb. nov.

    Ellegaard, Marianne, Daugbjerg, Niels, Rochon, A., Lewis, J. & Harding, I., 2003, In: Phycologia. 42(2), p. 151-164

    Research output: Contribution to journalJournal articleResearchpeer-review

  127. Published

    Morphology, toxin composition and LSU rDNA phylogeny of Alexandrium minutum (Dinophyceae) from Denmark, with some morphological observations on other European strains

    Hansen, Gert, Daugbjerg, Niels & Franco, J. M., 2003, In: Harmful Algae. 2, 4, p. 317-335

    Research output: Contribution to journalJournal articleResearchpeer-review

  128. Published

    Some Vascular Plants in the Vicinity of Godhavn, Disko Island, July 2002

    Daugbjerg, Niels, 2003, Arctic Biology Field Course 2002. København: H.C.Ø.-Tryk, p. 93-101

    Research output: Chapter in Book/Report/Conference proceedingReport chapterResearch

  129. Published

    Species boundaries in the Amphidinium operculatum species complex (Dinophyceae) based on morphological and molecular analyses

    Murray, S., Jørgensen, M. F., Daugbjerg, Niels & Rhodes, L., 2003.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  130. Published

    Species concepts of the genus Alexandrium with special emphasis on Alexandrium minutum and related species

    Hansen, Gert, Daugbjerg, Niels & Franco, J. M., 2003.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  131. Published

    Suessiales, a major order of extant dinoflagellates?

    Moestrup, Øjvind, Daugbjerg, Niels, Ellegaard, Marianne, Hansen, Gert & Lindberg, K., 2003.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  132. Published

    Systematics and phylogeny of Amphidinium (Dinophyceae) with re-examination of the type species and emendation of the genus based on morphological and molecular data

    Jørgensen, M. F., Murray, S. & Daugbjerg, Niels, 2003.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  133. 2002
  134. Published

    An overview of the Gonyaulacales. Abstracts, 10th International Conference on Harmful Algae, October 20th25th, Florida, USA

    Lewis, J., Ellegaard, Marianne, Rochon, A., Harding, I., Daugbjerg, Niels, Fensome, R. & Taylor, M., 2002.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  135. Published

    Phylogeny of the Bacillariaceae with emphasis on the genus Pseudo-nitzschia (Bacillariophyceae) based on partial LSU rDNA.

    Lundholm, Nina, Daugbjerg, Niels & Moestrup, Øjvind, 2002, In: European Journal of Phycology. 37, p. 115-134

    Research output: Contribution to journalJournal articleResearchpeer-review

  136. Published
  137. 2001
  138. Published

    Spiniferites vs. Gonyaulax: a proposal to resolve the dual nomenclature (kongresberetning)

    Lewis, J., Ellegaard, Marianne, Rochon, A., Harding, I. D. & Daugbjerg, Niels, 2001, In: Phycologia. 40[suppl]:7, p. 1

    Research output: Contribution to journalJournal articleResearchpeer-review

  139. Published

    Dinoflagellate phylogeny, a study based on ultrastructure and LSU rDNA sequences (kongresberetning)

    Moestrup, Øjvind, Daugbjerg, Niels & Hansen, G., 2001, In: Phycologia. 40[suppl]:17, p. 1

    Research output: Contribution to journalJournal articleResearchpeer-review

  140. Published

    Phylogenetic analyses of Bolidophyceae (Heterokontophyta) using rbcL gene sequences support their sister group relationship to diatoms

    Daugbjerg, Niels & Guillou, L., 2001, In: Phycologia. 40(2), p. 153-161

    Research output: Contribution to journalJournal articleResearchpeer-review

  141. Published

    Phylogeny of the Bacillariaceae with emphasis on Pseudo-nitzschia. (Kongresberetning)

    Lundholm, N., Daugbjerg, Niels, Moestrup, Øjvind, Hoef-Emden, K. & Melkonian, M., 2001, In: Phycologia. 40[suppl]:7, p. 1

    Research output: Contribution to journalJournal articleResearchpeer-review

  142. Published

    Pigment composition and rbcL sequence data from the silicoflagellate Dictyocha speculum: a heterokont with pigments similar to some haptophytes

    Daugbjerg, Niels & Henriksen, P., 2001, In: Journal of Phycology. 37(6), p. 1110-1120

    Research output: Contribution to journalJournal articleResearchpeer-review

  143. 2000
  144. Published

    Comparative study of Gymnodinium mikimotoi and Gymnodinium aureolum comb. nov. (= Gyrodinium aureolum) based on morphology, pigment composition, and molecular data.

    Hansen, Gert, Daugbjerg, Niels & Henriksen, P., 2000, In: Journal of Phycology. 36, 2, p. 394-410 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  145. Published

    Life history stages of Pyramimonas tychotreta (Prasinophyceae, Chlorophyta), a marine flagellate from the Ross Sea, Antarctica

    Daugbjerg, Niels, Marchant, H. J. & Thomsen, H. A., 2000, In: Phycological Research. 48, p. 199-209

    Research output: Contribution to journalJournal articleResearchpeer-review

  146. Published
  147. Published

    Pyramimonas tychotreta, sp.nov. (Prasinophyceae), a new marine species from Antarctica: light and electron microscopy of the motile stage and notes on growth rates

    Daugbjerg, Niels, 2000, In: Journal of Phycology. 36, p. 160-171

    Research output: Contribution to journalJournal articleResearchpeer-review

  148. Published

    The phylogenetic relationships of the Phaeothamniophyceae, with comments on certain capsoid members of the Chrysophyceae

    Andersen, R. A., Bailey, John C & Daugbjerg, Niels, 2000, In: Journal of Phycology. 36 (suppl), p. 2

    Research output: Contribution to journalJournal articleResearchpeer-review

  149. 1998
  150. Published

    Phylogeny of Chrysophyceae using 18S rDNA and rbcL sequences, with comments on ultrastructure and classification.

    Andersen, R. A., Potter, D., Daugbjerg, Niels & Bailey, J. C., 1998. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  151. Published

    Taxonomy of naked dinoflagellates, using mainly a combination of flagellar apparatus reconstruction, toxicity, pigment analysis and 285 rRNA sequencing

    Moestrup, Øjvind, Calado, A., Daugbjerg, Niels, Hansen, Gert, Larsen, Jacob & Rees, T., 1998, In: NTNU Vitensk. mus. Rapp. bot. Ser.. 1, p. 111

    Research output: Contribution to journalJournal articleResearch

  152. 1997
  153. Published

    A molecular phylogeny of the heterokont algae based on analyses of choroplast-encoded rbcL sequence data

    Daugbjerg, Niels & Andersen, R. A., 1997, In: Journal of Phycology. 33, 6, p. 1031-1041

    Research output: Contribution to journalJournal articleResearchpeer-review

  154. Published

    Phylogenetic analyses of rbcL sequences from haptophytes and heterokont algae suggest their chloroplasts are unrelated

    Daugbjerg, Niels & Andersen, R. A., 1997, In: Molecular Biology and Evolution. 14 (12), p. 1242-1251

    Research output: Contribution to journalJournal articleResearchpeer-review

  155. Published

    Phylogenetic analyses of rbcL sequences from haptophytes and heterokont algae suggest their choroplasts are unrelated

    Daugbjerg, Niels & Andersen, R. A., 1997, In: Phycologia. 36, p. 23

    Research output: Contribution to journalJournal articleResearch

  156. Published

    Phylogenetic relationships of Chromophyte algae based upon comparisons of SSU - DNA and rbcL gene sequences

    Andersen, R. A., Daugbjerg, Niels & Saunders, G. W., 1997, In: Phycologia. Vol 36, p. 2

    Research output: Contribution to journalJournal articleResearchpeer-review

  157. 1996
  158. Published

    Mesopedinella arctica (Pedinellales) II: Phylogeny of Mesopedinella, including a cladistic analysis of Dictyochophyceae.

    Daugbjerg, Niels, 1996, In: Phycologia. 35, p. 563-568

    Research output: Contribution to journalJournal articleResearchpeer-review

  159. Published

    Mesopedinella arctica gen. et sp. nov. (Pedinellales, Dictyochophyceae) I: Fine structure of a new marine phytoflagellate from Arctic Canada.

    Daugbjerg, Niels, 1996, In: Phycologia. 35, p. 435-445

    Research output: Contribution to journalJournal articleResearchpeer-review

  160. 1995
  161. Published

    Phylogeny of genera of Prasinophyceae and Pedinophyceae (Chlorophyta) deduced from molecular analysis of the rbcL gene.

    Daugbjerg, Niels, Moestrup, Øjvind & Arctander, P., 1995, In: Phycological Research. 43, p. 203-213

    Research output: Contribution to journalJournal articleResearchpeer-review

  162. 1994
  163. Published

    Phylogeny of the genus Pyramimonas (Prasinophyceae, Chlorophyta) inferred from the rbcL gene.

    Daugbjerg, Niels, Moestrup, Øjvind & Arctander, P., 1994, In: Journal of Phycology. 30, p. 991-999

    Research output: Contribution to journalJournal articleResearchpeer-review

  164. 1993
  165. Published

    Four new species of Pyramimonas (Prasinophyceae) from Arctic Canada including a light and electron microscopic description of Pyramimonas quadrifolia sp. nov.

    Daugbjerg, Niels & Moestrup, Øjvind, 1993, In: European Journal of Phycology. 28, p. 3-16

    Research output: Contribution to journalJournal articleResearchpeer-review

  166. Published

    The influence of copepod and krill grazing on the species composition of phytoplankton communities from the Scotia-Weddell Sea.

    Granéli, E., Granéli, W., Rabbani, M. M., Daugbjerg, Niels, Fransz, G., Cuzin-Roudy, J. & Alder, V. A., 1993, In: Polar Biology. 13, p. 201-213

    Research output: Contribution to journalJournal articleResearchpeer-review

  167. 1992
  168. Published

    Fine Structure of Pyramimonas cyclotreta sp. nov. (Prasinophyceae) from Northern Foxe Basin, Arctic Canada, with some Observations on Growth Rates

    Daugbjerg, Niels & Moestrup, Øjvind, 1992, In: European Journal of Protistology. 28, p. 288-298

    Research output: Contribution to journalJournal articleResearchpeer-review

  169. Published

    Ultrastructure of Pyramimonas cyrtoptera sp. nov. (Prasinophyceae), a species with 16 flagella from northern Foxe Basin, Arctic Canada, including observations on growth rate

    Daugbjerg, Niels & Moestrup, Øjvind, 1992, In: Canadian Journal of Botany. 70 (6), p. 1259-1273

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 9940