Per Juel Hansen

Per Juel Hansen

Professor

ORCID: 0000-0003-0228-9621

Publication year:
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1 - 100 out of 194Page size: 100
  1. 1988
  2. Published

    On the occurrence of the potentially toxic dinoflagellates Alexandrium tamarense (=Gonyaulax excavata) and Alexandrium ostenfeldii in Danish and Faroese waters

    Moestrup, Ø. & Hansen, Per Juel, 1988, In: Marine Biology Research. 28, p. 195-213

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 1989
  4. Published

    The red tide dinoflagellate Alexandrium tamarense: effects on behaviour and growth of a tintinnid ciliate

    Hansen, Per Juel, 1989, In: Marine Ecology - Progress Series. 53, p. 105-116

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. 1991
  6. Published

    DINOPHYSIS - a planktonic dinoflagellate genus which can act both as a prey and a predator of a ciliate

    Hansen, Per Juel, 1991, In: Marine Ecology - Progress Series. 69 (1&2), p. 201-204

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Effects of large nongrazable particles on clearance and swimming behaviour of zooplankton

    Hansen, B., Hansen, Per Juel & Nielsen, T. G., 1991, In: Journal of Experimental Marine Biology and Ecology. 152(2), p. 145-288

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    Quantitative importance and trophic role of heterotrophic dinoflagellates in a coastal pelagial food web

    Hansen, Per Juel, 1991, In: Marine Ecology - Progress Series. 73, p. 253-61

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. 1992
  10. Published

    Prey. size selection, feeding rates and growth dynamics of heterotrophic dinoflagellates with special emphasis on Gyrodinium spirale

    Hansen, Per Juel, 1992, In: Marine Biology. 114, p. 327-334

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    The marine dinoflagellate Alexandrium ostenfeldii: paralytic shellfish toxin concentration, composition, and toxicity to a tintinnid ciliate

    Hansen, Per Juel, Cembella, A. D. & Moestrup, Øjvind, 1992, In: Journal of Phycology. 28, p. 597-603

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. 1993
  13. Published

    Havforskning fra Miljøstyrelsen, Giftige alger i danske farvande

    Larsen, J., Hansen, Per Juel & Ravn, H., 1993, Miljøstyrelsen. 130 p.

    Research output: Book/Report › Report › Research

  14. 1994
  15. Published

    Opblomstring af stilkalger i Storebælt

    Hansen, Per Juel, Nielsen, T. G. & Kaas, H., 1994, In: Vand og Jord. 1. årg., nr. 2, p. 8-13

    Research output: Contribution to journal › Journal article › Research

  16. Published

    The size ratio between planktonic predators and their prey

    Hansen, B., Bjørnsen, P. K. & Hansen, Per Juel, 1994, In: Limnology and Oceanography. 39 (2), p. 395-403

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. 1995
  18. Published

    Distribution and growth of protists and mesozooplankton during a bloom of Chrysochromulina spp. (Prymnesiophyceae, Prymnesiales)

    Hansen, Per Juel, Nielsen, T. G. & Kaas, H., 1995, In: Phycologia. 34 (5), p. 409-416

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Giftige alger og algeblomstringer i danske farvande

    Hansen, Per Juel, 1995, In: Naturligvis. 1995, p. 22-24

    Research output: Contribution to journal › Journal article › Research

  20. Published

    Growth and grazing response of a ciliate feeding on the red tide dinoflagellate Gyrodinium aureolum in monoculture and in mixture with a non-toxic alga

    Hansen, Per Juel, 1995, In: Marine Ecology - Progress Series. 121, p. 65-72

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Microbial diversity and activity in a Danish fjord with anoxic deep water

    Fenchel, Tom, Bernard, C., Esteban, G., Finlay, B. J., Hansen, Per Juel & Iversen, N., 1995, In: Marine Biology Research. 43(1), p. 45-100

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. 1997
  23. Published

    Mixotrophic feeding of Fragilidium subglobosum (Dinophyceae) on three species of Ceratium: Effects of prey concentration, prey species and light intensity

    Hansen, Per Juel & Nielsen, T. G., 1997, In: Marine Ecology - Progress Series. 147, p. 187-196

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    Prey size selection, grazing and growth response of the small heterotrophic dinoflagellate Gymnodinium sp. and the ciliate Balanion comatum - a comparative study

    Jakobsen, H. H. & Hansen, Per Juel, 1997, In: Marine Ecology Progress Series. 158, 1, p. 75-86 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    Prey size selection, grazing and growth response of the small heterotrophic dinoflagellate Gymnodinium sp. and the ciliate Balanion comatum - a comparatiteve study

    Jakobsen, H. H. & Hansen, Per Juel, 1997, In: Marine Ecology - Progress Series. 158, p. 75-86

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    Zooplanktion grazing and growth: Scaling within the 2-2,000-um body size range

    Hansen, Per Juel, Bjørnsen, P. K. & Hansen, B. W., 1997, In: Limnology and Oceanography. 42 (4), p. 687-704

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    Zooplankton grazing and growth: Scaling within the 2-2,000-μm body size range

    Hansen, Per Juel, Bjørnsen, P. K. & Hansen, B. W., 1 Jan 1997, In: Limnology and Oceanography. 42, 4, p. 687-704 18 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. 1998
  29. Published

    Interactions Between Toxic Marine Phytoplankton and Metazoan and Protistan Grazers

    Hansen, Per Juel, Tester, P. A. & Turner, J. T., 1998, In: NATO SGI. Ser. G 41, p. 453-473

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. Published

    Phagotropic Mechanisms and Prey Selection in Mixotropic Phytoflagellates

    Hansen, Per Juel, 1998, In: NATO ASI Series. G 41, p. 527-537

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. 1999
  32. Published

    Dyreplankton i danske farvande (Tema-rapport DMU 28)

    Nielsen, T. G. & Hansen, Per Juel, 1999, National Environmental Research Institute. 64 p. (Tema-rapport).

    Research output: Book/Report › Report › Research

  33. Published

    Meeting Report: Third European Congress of Protistology and 9th European Congress on Ciliate Biology, Helsingør, Denmark, July 26-30

    Hansen, Per Juel, 1999, In: Protist. 150, p. 225-228

    Research output: Contribution to journal › Journal article › Research

  34. Published

    Phagotrophic Mechanisms and Prey Selection in Free-living Dinoflagellates

    Hansen, Per Juel & Calado, A. J., 1999, In: Journal of Eukaryotic Microbiology. 46(4), p. 328-389

    Research output: Contribution to journal › Journal article › Research › peer-review

  35. Published

    Meeting report: Third European Congress of Protistology and 9th European Congress on Ciliate Biology, Helsingor, Denmark, July 26-30, 1999

    Hansen, Per Juel & Leick, V., 1 Jan 1999, In: Protist. 150, 3, p. 225-228 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. 2000
  37. Published

    Growth and grazing responses of two chloroplast-retaining dinoflagellates:effect of irradiance and prey species

    Jakobsen, H. H., Hansen, Per Juel & Larsen, Jacob, 2000, In: Marine Ecology - Progress Series. 201, p. 121-128

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    Physiology of the mixotrophic dinoflagellate Fragilidium subglobosum. I. Effects of phagotrophy and irradiance on photosynthesis and carbon content

    Skovgaard, A., Hansen, Per Juel & Stoecker, D. K., 2000, In: Marine Ecology - Progress Series. 201, p. 129-136

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    Physiology of the mixotrophic dinoflagellate Fragilidium subglosum. II. Effects of time scale and prey concentration on photosynthetic performance

    Hansen, Per Juel, Skovgaard, A., Glud, R. N. & Stoecker, D. K., 2000, In: Marine Ecology - Progress Series. 201, p. 137-146

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    Physiology of the mixotrophic dinoflagellate Fragilidium subglobosum. II. Effects of time scale and prey concentration on photosynthetic performance

    Hansen, Per Juel, Skovgaard, A., Glud, R. N. & Stoecker, D. K., 9 Aug 2000, In: Marine Ecology Progress Series. 201, p. 137-146 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. 2001
  42. Published

    Allelopathy in the prymnesiophyte Chrysochromulina polylepis: effect of cell concentration, growth phase and pH

    Schmidt, L. E. & Hansen, Per Juel, 2001, In: Marine Ecology - Progress Series. 216, p. 67-81

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. 2002
  44. Published

    Effect of high pH on the growth and survival of marine phytoplankton: implications for species succession

    Hansen, Per Juel, 2002, In: Aquatic Microbial Ecology. 28, p. 279-288

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. Published

    Growth and grazing responses of Chrysochromulina ericina (Prymnesiophyceae): the role of irradiance, prey concentration and pH

    Hansen, Per Juel & Hjorth, M., 2002, In: Marine Biology. 141, p. 975-983

    Research output: Contribution to journal › Journal article › Research › peer-review

  46. Published

    Toxin-mediated feeding in the harmful alga Prymnesium parvum

    Skovgaard, A. & Hansen, Per Juel, 2002.

    Research output: Contribution to conference › Conference abstract for conference › Research

  47. 2003
  48. Published

    Effects of high pH on a natural marine planktonic community

    Pedersen, M. F. & Hansen, Per Juel, 2003, In: Marine Ecology - Progress Series. 260, p. 19-31

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Effects of high pH on the growth and survival of six marine heterotrophic protists.

    Pedersen, M. F. & Hansen, Per Juel, 2003, In: Marine Ecology - Progress Series. 260, p. 33-41

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Effects of nutrient limitation on food uptake in the toxic haptophyte Prymnesium parvum.

    Skovgaard, A., Legrand, C., Hansen, Per Juel & Granéli, E., 2003, In: Aquatic Microbial Ecology. 31, p. 259-265

    Research output: Contribution to journal › Journal article › Research › peer-review

  51. Published

    Food uptake in the harmful alga Prymnesium parvum mediated by excreted toxins

    Skovgaard, A. & Hansen, Per Juel, 2003, In: Limnology and Oceanography. 48(3), p. 1161-1166

    Research output: Contribution to journal › Journal article › Research › peer-review

  52. 2004
  53. Published

    Andaman Sea copepods: spatio-temporal variations in biomass and production, and role in the pelagic food web.

    Satapoomin, S., Nielsen, T. G. & Hansen, Per Juel, 2004, In: Marine Ecology - Progress Series. 274, p. 99-122

    Research output: Contribution to journal › Journal article › Research › peer-review

  54. Published

    Assemblages of fish larvae and mesozooplankton across the continental shelf and shelf slope of the Andaman Sea (NE Indian Ocean).

    Munk, P., Bjørnsen, P. K., Boonruang, P., Fryd, M., Hansen, Per Juel, Janekarn, V., Limtrakulvong, V., Nielsen, T. G., Hansen, O. S., Satapoomin, S., Sawangarreruks, S., Thomsen, H. A. & Østergaard, J. B., 2004, In: Marine Ecology - Progress Series. 274, p. 87-97

    Research output: Contribution to journal › Journal article › Research › peer-review

  55. Published

    Effect of pH on growth and domoic acid production by potentially toxic diatoms of the genera Pseudo-nitzschia and Nitzschia.

    Lundholm, Nina, Hansen, Per Juel & Kotaki, Y., 2004, In: Marine Ecology - Progress Series. 273, p. 1-15

    Research output: Contribution to journal › Journal article › Research › peer-review

  56. Published

    Green Noctiluca scintillans: a dinoflagellate with its own greenhouse.

    Hansen, Per Juel, Miranda, L. & Azanza, R., 2004, In: Marine Ecology - Progress Series. 275, p. 79-87

    Research output: Contribution to journal › Journal article › Research › peer-review

  57. Published

    Hydrography, bacteria and protist communities across the continental shelf and shelf slope of the Andaman Sea (NE Indian Ocean).

    Nielsen, T. G., Bjørnsen, P. K., Boonruang, P., Fryd, M., Hansen, Per Juel, Janekarn, V., Limtrakulvong, V., Munk, P., Hansen, O. S., Satapoomin, S., Sawangarreuks, S., Thomsen, H. A. & Østergaard, J. B., 2004, In: Marine Ecology - Progress Series. 274, p. 69-86

    Research output: Contribution to journal › Journal article › Research › peer-review

  58. 2005
  59. Published

    Effect of turbulence on sedimentation and net population growth of the dinoflagellate Ceratium tripos and interactions with its predator, Fragilidium subglosum

    Havskum, H., Hansen, Per Juel & Berdalet, E., 2005, In: Limnology and Oceanography. 50(5), p. 1543-1551

    Research output: Contribution to journal › Journal article › Research › peer-review

  60. Published

    Effects of diatary fatty acids on the reproductive success of the calanoid copepod Temora longicornis

    Arendt, K. E., Jónasdóttir, S. H., Hansen, Per Juel & Gartner, S., 2005, In: Marine Biology. 146, 3, p. 513-530

    Research output: Contribution to journal › Journal article › Research › peer-review

  61. Published

    Lack of allelopathic effects of the domoic acid-producing marine diatom Pseudo-nitzschia multiseries

    Lundholm, Nina, Hansen, Per Juel & Kotaki, Y., 2005, In: Marine Ecology - Progress Series. 288, p. 21-33

    Research output: Contribution to journal › Journal article › Research › peer-review

  62. Published

    Effect of turbulence on sedimentation and net population growth of the dinoflagellate Ceratium tripos and interactions with its predator, Fragilidium subglobosum

    Havskum, H., Hansen, Per Juel & Berdalet, E., 1 Jan 2005, In: Limnology and Oceanography. 50, 5, p. 1543-1551 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  63. 2006
  64. Published

    Allelopathy in Harmful Algae: A Mechanism to Compete for Resources?

    Granéli, E. & Hansen, Per Juel, 2006, Ecology of Harmful Algae: Series: Ecological Studies Vol. 189.. 189 ed. Heidelberg: Springer, p. 189-202 (Ecological Studies, Vol. 189).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  65. Published

    Book Reviews: Coastal Plankton - Photoguide for European Seas by Otto Larink & Wilfried Westheide

    Hansen, Per Juel, 2006, In: Marine Biology Research. 2, 1, p. 76

    Research output: Contribution to journal › Literature review › Research

  66. Published

    Det farveløse plankton - protozoer og dyreplankton

    Hansen, Per Juel, 2006, Naturen i Danmark: HAVET. Fenchel, T. (ed.). Gyldendal, p. 93-125

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  67. Published

    Det grønne plankton - planktonalgerne

    Hansen, Per Juel, 2006, Naturen i Danmark: HAVET. Fenchel, T. (ed.). Gyldendal, p. 71-91

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  68. Published

    Effects of dietary fatty acids on the reproductive success of the calanoid copepod Temora longicornis (vol 146, pg 513, 2005)

    Arendt, K., Jonasdottir, S. H., Hansen, Per Juel & Gartner, S., 2006, In: Marine Biology.

    Research output: Contribution to journal › Journal article › Research › peer-review

  69. Published

    Exploring strategies for nanoflagellates living in a 'wet desert'

    Boenigk, J., Pfandl, K. & Hansen, Per Juel, 2006, In: Aquatic Microbial Ecology. 44, p. 71-83

    Research output: Contribution to journal › Journal article › Research › peer-review

  70. Published

    High pH and not allelopathy may be responsible for negative effects of Nodularia spumigena on other algae

    Møgelhøj, M. K., Hansen, Per Juel, Henriksen, P. & Lundholm, Nina, 2006, In: Aquatic Microbial Ecology. 43, p. 43-54

    Research output: Contribution to journal › Journal article › Research › peer-review

  71. Published

    Inorganic carbon acquisition in red tide dinoflagellates

    Rost, B., Richter, K., Riebesell, U. & Hansen, Per Juel, 2006, In: Plant, Cell and Environment. 29, p. 810-822

    Research output: Contribution to journal › Journal article › Research › peer-review

  72. Published

    Motile behaviour of the bloom-forming ciliate Mesodinium rubrum

    Fenchel, Tom & Hansen, Per Juel, 2006, In: Marine Biology Research. 2, 1, p. 33-40

    Research output: Contribution to journal › Journal article › Research › peer-review

  73. Published

    Net growth of the bloom-forming dinoflagellate Heterocapsa triquetra and pH: why turbulence matters.

    Havskum, H. & Hansen, Per Juel, 2006, In: Aquatic Microbial Ecology. 42, p. 55-62

    Research output: Contribution to journal › Journal article › Research › peer-review

  74. Published

    The bloom-forming ciliate Mesodinium rubrum harbours a single permanent endosymbiont

    Hansen, Per Juel & Fenchel, Tom, 2006, In: Marine Biology Research. 2, 3, p. 169-177

    Research output: Contribution to journal › Journal article › Research › peer-review

  75. 2007
  76. Published

    Dinoflagellate/cyanobacteria consortia in the tropical Indian Ocean and the North-West Australian Sea

    Tarangkoon, W., Hansen, Gert & Hansen, Per Juel, 2007, In: Journal of Phycology. suppl 1, p. 38-38 1 p.

    Research output: Contribution to journal › Conference abstract in journal › Research

  77. Published

    Direct effects of pH and inorganic carbon on macroalgal photosynthesis and growth

    Middelboe, A. L. & Hansen, Per Juel, 2007, In: Marine Biology Research. 3, 3, p. 134-144

    Research output: Contribution to journal › Journal article › Research › peer-review

  78. Published

    Does irradiance influence the tolerance of marine phytoplankton to high pH?

    Nielsen, L. T., Lundholm, Nina & Hansen, Per Juel, 2007, In: Marine Biology Research. 3, 6, p. 446-453

    Research output: Contribution to journal › Journal article › Research › peer-review

  79. Published

    Growth limitation due to high pH and low inorganic carbon concentrations in temperate species of the dinoflagellate genus Ceratium

    Søderberg, L. M. & Hansen, Per Juel, 2007, In: Marine Ecology - Progress Series. 351, p. 103-112

    Research output: Contribution to journal › Journal article › Research › peer-review

  80. Published

    Growth limitation in marine red-tide dinoflagellates: effects of pH versus inorganic carbon availability

    Hansen, Per Juel, Lundholm, Nina & Rost, B., 2007, In: Marine Ecology - Progress Series. 334, p. 63-71

    Research output: Contribution to journal › Journal article › Research › peer-review

  81. Published

    High pH in shallow-water macroalgal habitats

    Middelboe, A. L. & Hansen, Per Juel, 2007, In: Marine Ecology - Progress Series. 338, p. 107-117

    Research output: Contribution to journal › Journal article › Research › peer-review

  82. Published

    Interaction between Mesodinium rubrum and its prey: importance of prey concentration, irradiance and pH

    Moldrup, M. & Hansen, Per Juel, 2007, In: Marine Ecology - Progress Series. 338, p. 61-70 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  83. Published

    Interactions among marine protists: importance of mixotrophy, pH and toxins

    Hansen, Per Juel, 2007, In: Journal of Phycology. supl 1, p. 13-14 2 p.

    Research output: Contribution to journal › Conference abstract in journal › Research

  84. Published

    Growth limitation due to high pH and low inorganic carbon concentrations in temperate species of the dinoflagellate genus Ceratium

    Søderberg, L. M. & Hansen, Per Juel, 6 Dec 2007, In: Marine Ecology Progress Series. 351, p. 103-112 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  85. 2008
  86. Published

    High reproduction, but low biomass: mortality estimates of the copepod Acartia tonsa in a hyper-eutrophic estuary

    Tiselius, P., Borg, C. M. A., Hansen, B. W., Hansen, Per Juel, Nielsen, T. G. & Vismann, Bent, 2008, In: Aquatic Biology. 2, p. 93-103

    Research output: Contribution to journal › Journal article › Research › peer-review

  87. Published

    Inorganic carbon acquisition in potentially toxic and non-toxic diatoms: the effect of pH-induced changes in the seawater carbonate chemistry.

    Trimborn, S., Lundholm, Nina, Thoms, S., Richter, K., Hansen, Per Juel, Krock, B. & Rost, B., 2008, In: Physiologia Plantarum : An International Journal for Plant Biology. 133, 1, p. 92-105 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  88. 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 conference › Paper › Research › peer-review

  89. 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 conference › Conference abstract for conference › Research

  90. Published

    Prey size spectrum and bioenergetics of the mixotrophic dinoflagellate Karlodinium armiger

    Berge, T., Hansen, Per Juel & Moestrup, Øjvind, 26 Mar 2008, In: Aquatic Microbial Ecology. 50, p. 289-299

    Research output: Contribution to journal › Journal article › Research › peer-review

  91. 2009
  92. Published

    Allelopathic effects of Alexandrium tamarense on other algae: evidence from mixed growth experiments

    Tillmann, U. & Hansen, Per Juel, 2009, In: Aquatic Microbial Ecology. 57, 1, p. 101-112 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  93. 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 journal › Conference abstract in journal › Research

  94. 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 journal › Conference abstract in journal › Research

  95. Published

    Role of food uptake for photosynthesis, growth and survival of the mixotrophic dinoflagellate Dinophysis acuminata

    Riisgaard, K. & Hansen, Per Juel, 17 Apr 2009, In: Marine Ecology - Progress Series. 381, p. 51-62 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  96. 2010
  97. Published

    Autotrophic and heterotrophic activity in Arctic first-year sea ice: seasonal study from Malene Bight, SW Greenland

    Søgaard, D. H., Kristensen, M., Rysgaard, S., Glud, R. N., Hansen, Per Juel & Hillingsøe, K. M., 2010, In: Marine Ecology - Progress Series. 419, p. 31-45 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  98. 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 journal › Journal article › Research › peer-review

  99. Published

    High resilience of two coastal plankton communities to twenty-first century seawater acidification: Evidence from microcosm studies

    Nielsen, L. T., Jakobsen, H. H. & Hansen, Per Juel, 2010, In: Marine Biology Research. 6, 6, p. 542-555 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  100. Published

    Putative N2-fixing heterotrophic bacteria associated with dinoflagellate-Cyanobacteria consortia in the low-nitrogen Indian Ocean

    Farnelid, H., Tarangkoon, W., Hansen, Gert, Hansen, Per Juel & Riemann, Lasse, 2010, In: Aquatic Microbial Ecology. 61, 2, p. 105-117 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  101. Published

    Spatial distribution of symbiont-bearing dinoflagellates in the Indian Ocean in relation to oceanographic regimes

    Tarangkoon, W., Hansen, Gert & Hansen, Per Juel, 2010, In: Aquatic Microbial Ecology. 58, 2, p. 197-213 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  102. 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 journal › Journal article › Research › peer-review

  103. Published

    High resilience of two coastal plankton communities to 21st century seawater acidification: Evidence from microcosm studies.

    Nielsen, L. T., Jakobsen, H. H. & Hansen, Per Juel, 1 Oct 2010, In: Marine Biology Research. 6, 6, p. 542-555 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  104. 2011
  105. Published

    Feeding on copepod fecal pellets: a new trophic role of dinoflagellates as detritivores.

    Poulsen, L., Moldrup, M., Berge, T. & Hansen, Per Juel, 2011, In: Marine Ecology - Progress Series. 441, p. 65–78 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  106. Published

    Growth limitation of three Arctic sea ice algal species: effects of salinity, pH, and inorganic carbon availability

    Sogaard, D. H., Hansen, Per Juel, Rysgaard, S. & Glud, R. N., 2011, In: Polar Biology. 34, 8, p. 1157-1165 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  107. Published

    Prey selection, ingestion and growth responses of the common marine ciliate Mesodinium pulex in the light and in the dark

    Tarangkoon, W. & Hansen, Per Juel, 2011, In: Aquatic Microbial Ecology. 62, 1, p. 25-38 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  108. Published

    The role of photosynthesis and food uptake for the growth of marine mixotrophic dinoflagellates

    Hansen, Per Juel, 2011, In: Journal of Eukaryotic Microbiology. 58, 3, p. 203-214 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  109. 2012
  110. Published

    Direct evidence for symbiont sequestration in the marine red tide ciliate Mesodinium rubrum

    Hansen, Per Juel, Moldrup, M., Tarangkoon, W., Garcia, L. & Moestrup, Øjvind, 2012, In: Aquatic Microbial Ecology. 66, 1, p. 63-75 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  111. Published

    Effects of experimental seawater acidification on an estuarine plankton community

    Nielsen, L. T., Hallegraeff, G., Wright, S. & Hansen, Per Juel, 2012, In: Aquatic Microbial Ecology. 65, 3, p. 271-285 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  112. Published

    Effects of light and food availability on toxin production, growth and photosynthesis in Dinophysis acuminata

    Nielsen, L. T., Krock, B. & Hansen, Per Juel, 2012, In: Marine Ecology - Progress Series. 471, p. 37-50 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  113. 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 journal › Journal article › Research › peer-review

  114. 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 journal › Journal article › Research › peer-review

  115. Published

    Studies on the genus Mesodinium I: ultrastructure and description of Mesodinium chamaeleon n.sp., a benthic marine species with green and red chloroplasts

    Moestrup, Øjvind, Garcia-Cuetos, L., Hansen, Per Juel & Fenchel, Tom, 2012, In: Journal of Eukaryotic Microbiology. 59, 1, p. 20-39 20 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  116. Published

    Studies on the genus Mesodinium II. ultrastructural and molecular investigations of five marine species help clarifying the taxonomy

    Garcia, L., Moestrup, Øjvind & Hansen, Per Juel, 2012, In: Journal of Eukaryotic Microbiology. 59, 4, p. 374-400 27 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  117. 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 journal › Journal article › Research › peer-review

  118. 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 journal › Journal article › Research › peer-review

  119. Published

    Use of phytoplankton pigments in estimating food selection of three marine copepods

    Christensen, B., Jonasdottir, S., Henriksen, P. & Hansen, Per Juel, 2012, In: Journal of Plankton Research. 34, 2, p. 161-172 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  120. 2013
  121. Published

    Acquired phototrophy in Mesodinium and Dinophysis – a review of cellular organization, prey selectivity, nutrient uptake and bioenergetics

    Hansen, Per Juel, Nielsen, L. T., Johnson, M., Berge, T. & Flynn, K. J., 2013, In: Harmful Algae. 28, p. 126-139 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  122. Published

    Cutting the canopy to defeat the “selfish gene”; conflicting selection pressures for the integration of phototrophy in mixotrophic protists

    Flynn, K. J. & Hansen, Per Juel, 2013, In: Protist. 164, 6, p. 811-823 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  123. Published

    Loss of phototaxis and degeneration of an eyespot in long-term algal cultures: evidence from ultrastructure and behaviour in the dinoflagellate Kryptoperidinium foliaceum

    Moldrup, M., Moestrup, Øjvind & Hansen, Per Juel, 2013, In: Journal of Eukaryotic Microbiology. 60, 4, p. 327–334 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  124. Published

    Misuse of the phytoplankton-zooplankton dichotomy: the need to assign organisms as mixotrophs within plankton functional types

    Flynn, K. J., Stoecker, D. K., Mitra, A., Raven, J. A., Glibert, P. M., Hansen, Per Juel, Granéli, E. & Burkholder, J. M., 2013, In: Journal of Plankton Research. 35, 1, p. 3-11 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

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