Per Juel Hansen

Per Juel Hansen

Professor

ORCID: 0000-0003-0228-9621

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  1. Published

    Plant are not animals and animals are not plants, right? Wrong! Tiny creatures in the ocean can be both at once

    Glibert, P. M., Mitra, A., Flynn, K. J., Hansen, Per Juel, Jeong, H. J. & Stoecker, D., 2019, In: Frontiers for Young Minds. 7, 9 p., 48.

    Research output: Contribution to journal › Comment/debate › Communication

  2. 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

  3. Published

    FISH-KILLING MARINE ALGAL BLOOMS: Causative Organisms, Ichthyotoxic Mechanisms, Impacts and Mitigation

    Hallegraeff, G., Anderson, D. M., Davidson, K., Gianella , F., Hansen, Per Juel, Iwataki, M., Larsen, T. O., Hegaret, H., Mardones, J. I., MacKenzie, L. & Rensel, J. E., 2023, Unesco. 96 p.

    Research output: Book/Report › Report › Research

  4. 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

  5. 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

  6. Published

    In situ and experimental evidence for effects of elevated pH on protistan and metazoan grazers

    Hansen, B. W., Andersen, C. M. B., Hansen, Per Juel, Nielsen, T. G., Vismann, Bent & Tiselius, P., 2019, In: Journal of Plankton Research. 41, 3, p. 257–271 15 p.

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

  7. Published

    Effects of elevated pH on marine copepods in mass cultivation systems: practical implications

    Hansen, B. W., Hansen, Per Juel, Nielsen, T. G. & Meyer Jepsen, P., 2017, In: Journal of Plankton Research. 39 , 6, p. 984–993 10 p.

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

  8. 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

  9. 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

  10. 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

  11. 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

  12. 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

  13. Published

    Det farveløse plankton

    Hansen, Per Juel, 2017, Naturen i Danmark: Havet. Sand-Jensen, K. & Fenchel, T. (eds.). 2 ed. København: Gyldendal, p. 93-125 32 p.

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

  14. 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

  15. Published

    Marine Plankton: A Practical Guide to Ecology, Methodology, and Taxonomy. Edited by Claudia Castellani and Martin Edwards. Oxford and New York: Oxford University Press

    Hansen, Per Juel, 2020, In: The Quarterly Review of Biology. 95, 1, p. 76-77 1 p.

    Research output: Contribution to journal › Literature review › Communication

  16. Published

    Det grønne plankton

    Hansen, Per Juel, 2017, Naturen i Danmark: Havet. Sand-Jensen, K. & Fenchel, T. (eds.). 2 ed. Gyldendal, p. 71-91 21 p.

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

  17. Published

    Photoregulation in a kleptochloroplastidic Dinoflagellate, Dinophysis acuta

    Hansen, Per Juel, Ojamäe, K., Berge, T., Trampe, Erik, Nielsen, L. T., Lipps, I. & Kühl, Michael, 2016, In: Frontiers in Microbiology. 7, 11 p., 785.

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

  18. 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

  19. 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

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 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

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