Kaj Sand-Jensen

Professor

Freshwater Biology
Universitetsparken 4
2100 København Ø
- ksandjensen@bio.ku.dk
- https://www1.bio.ku.dk/english/research/fbs/
- http://www.bio.ku.dk
Phone: +4535330124

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51 - 100 out of 495Page size: 50

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Published
Carbon dioxide efflux and ecosystem metabolism of small forest lakes
Martinsen, K. T., Kragh, T. & Sand-Jensen, Kaj, 2020, In: Aquatic Sciences. 82, 17 p., 9.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Carbon dioxide fluxes of air-exposed sediments and desiccating ponds
Martinsen, K. T., Kragh, T. & Sand-Jensen, Kaj, 2019, In: Biogeochemistry. 144, 2, p. 165-180
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Carbon limitation of lake productivity
Kragh, T. & Sand-Jensen, Kaj, 2018, In: Proceedings of the Royal Society B: Biological Sciences. 285, 1891, p. 1-9 1415.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Carbon uptake by leaves and roots of Littorella uniflora (L.) Aschers
Søndergaard, M. & Sand-Jensen, Kaj, 1979, In: Aquatic Botany. 6, p. 1-12
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Carl Wesenberg-Lund - den store formidler og naturforkæmper
Sand-Jensen, Kaj, 2003, In: Aktuel Naturvidenskab. 1, p. 26-29
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Catchment properties and the photosynthetic trait composition of freshwater plant communities
Iversen, L. L., Winkel, A., Baastrup-Spohr, L., Hinke, A. B., Alahuhta, J., Baattrup-Pedersen, A., Birk, S., Brodersen, P., Chambers, P. A., Ecke, F., Feldmann, T., Gebler, D., Heino, J., Jespersen, T. S., Moe, S. J., Riis, T., Sass, L., Vestergaard, O., Maberly, S. C., Sand-jensen, K. & 1 others, Pedersen, Ole, 2019, In: Science. 366, 6467, p. 878-881 4 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Caught between draught and flooding on Oland's Great Alvar
Sand-Jensen, Kaj, Båstrup-Spohr, Lars, Andersen, M. R., Christensen, J. P. A., Alnoee, A. B., Jespersen, T. S., Riis, T. & Bruun, Hans Henrik, 2015, In: Svensk Botanisk Tidskrift. 109, 1, 8 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Century-long records reveal shifting challenges to seagrass recovery
Krause-Jensen, D., Duarte, C. M., Sand-Jensen, Kaj & Carstensen, J., 2021, In: Global Change Biology. 27, 3, p. 563-575 13 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Community photosynthesis of aquatic macrophytes
Binzer, T., Sand-Jensen, Kaj & Middelboe, A. L., 2006, In: Limnology and Oceanography. 51, 6, p. 2722-2733
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Comparative functional plant ecology: rationale and potentials
Duarte, D. M., Sand-Jensen, Kaj, Nielsen, S. L., Enríquez, S. & Augustí, S., 1995, In: Trends in Ecology & Evolution. Vol 10, p. 253-257
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Comparative growth and metabolism of gelatinous colonies of three cyanobacteria, Nostoc commune, Nostoc pruniforme and Nostoc zetterstedtii, at different temperatures
Møller, C. L., Vangsøe, M. T. & Sand-Jensen, Kaj, 2014, In: Freshwater Biology. 59, 10, p. 2183-2193 11 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Comparative kinetics of photosynthesis in floating and submerged Potamogeton leaves
Frost-Christensen, H. & Sand-Jensen, Kaj, 1995, In: Aquatic Botany. 51, p. 121-134
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Comparison of photosynthetic performance and carboxylation capacity in a range of aquatic macrophytes of different growth forms
Madsen, T. V., Sand-Jensen, Kaj & Beer, S., 1993, In: Aquatic Botany. 44, p. 373-384
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Contrasting oxygen dynamics in the freshwater isoetid Lobelia dortmanna and the marine seagrass Zostera marina.
Sand-Jensen, Kaj, Pedersen, Ole, Binzer, T. & Borum, Jens, 2005, In: Annals of Botany. 96, 4, p. 613-23 10 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Coupled UV-exposure and microbial decomposition improves measures of organic matter degradation and light models in humic lake
Madsen-Østerbye, M., Kragh, T., Pedersen, Ole & Sand-Jensen, Kaj, 2018, In: Ecological Engineering. 118, p. 191-200 10 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Da heden forsvandt
Sand-Jensen, Kaj & Schou, J. C., 4 Dec 2019, In: Herning Folkeblad.
Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
Published
Da mennesket blev menneske
Sand-Jensen, Kaj, 2005, In: Aktuel Naturvidenskab. 1, p. 37
Research output: Contribution to journal › Review › Research
Published
Damme
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 409-435 27 p.
Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
Published
Danmarks Biodiversitet: før, nu og I morgen
Sand-Jensen, Kaj & Schou, J. C., 2022, 1 ed. København: Gad. 240 p.
Research output: Book/Report › Book › Communication
Published
Danmarks biodiversitets fremtid: de væsentligste udfordringer og højest prioriterede virkemidler
Rahbek, Carsten, Agger, P. W., Bruun, Hans Henrik, Ejrnæs, R., Sand-Jensen, Kaj, Strange, Niels & Svenning, J., 2012, Danmarks natur frem mod 2020: om at stoppe tabet af biologisk mangfoldighed. Meltofte, H. (ed.). Det Grønne Kontaktudvalg: Danmarks Naturfredningsforening, p. 101-112 12 p.
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Published
Danmarks søer og vandløb
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 17-32 16 p.
Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
Published
Danmarks vandplanter
Schou, J. C., Moeslund, B., Båstrup-Spohr, Lars & Sand-Jensen, Kaj, 2017, BFN's Forlag. 560 p.
Research output: Book/Report › Book › Communication
Published
De andres viden
Sand-Jensen, Kaj & Kjaer, C. R., 2000, In: Aktuel Naturvidenskab. 3, p. 44-45
Research output: Contribution to journal › Review › Research
Published
De ferske vandes forurening
Sand-Jensen, Kaj, 2013, Naturen i Danmark: De ferske vande. Sand-Jensen, K. (ed.). København: Gyldendal, Vol. 5. p. 47-68 22 p.
Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
Published
De strømmende vande
Sand-Jensen, Kaj & Friberg, N., 2000, København: Gad. 165 p.
Research output: Book/Report › Book › Education
Published
Debat: Kommentar: Kronikken: Bureaukrati, bogholderi, bullshit
Harder, P., Bache, C., Flensted-Jensen, M., Sand-Jensen, Kaj & Olesen, S., 23 Jan 2009, In: Weekendavisen. p. 12
Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication
Published
Decade-long time delays in nutrient and plant species dynamics during eutrophication and re-oligotrophication of Lake Fure 1900–2015
Sand-Jensen, Kaj, Bruun, Hans Henrik & Båstrup-Spohr, Lars, May 2017, In: Journal of Ecology. 105, 3, p. 690-700 11 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Demography of shallow eelgrass (Zostera marina) populations - shoot dynamics and biomass development
Olesen, B. & Sand-Jensen, Kaj, 1994, In: Journal of Ecology. 82, p. 379-390
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Den fattige egn med den rige flora
Schou, J. C. & Sand-Jensen, Kaj, 2021, In: URT. 4, p. 12-22
Research output: Contribution to journal › Journal article › Communication
Published
Den hjælmklædte dafnie og den bitre radise
Sand-Jensen, Kaj, 1999, In: Aktuel Naturvidenskab. 4, p. 19-21
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Den klarvandede Lobelia sø
Sand-Jensen, Kaj, 1980, In: Natur og Miljoe (Copenhagen). 2, p. 6-9
Research output: Contribution to journal › Journal article › Research
Published
Den sidste naturhistoriker - Naturforkæmperen og videnskabsmanden Carl Wesenberg-Lund
Sand-Jensen, Kaj, 2003, København: Gad. 240 p.
Research output: Book/Report › Book › Research
Published
Depth Colonization of Eelgrass (Zostera marina) and Macroalgae as Determined by Water Transparency in Danish Coastal Waters
Nielsen, S. L., Sand-Jensen, Kaj, Borum, Jens & Geertz-Hansen, O., 2002, In: Estuaries and Coasts. 25, 5, p. 1025-1032
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Depth-acclimation of photosynthesis, morphology and demography of Posidonia oceanica and Cymodocea nodosa in the Spanish Mediterranean Sea
Olesen, B., Enríquez, S., Duarte, C. M. & Sand-Jensen, Kaj, 2002, In: Marine Ecology - Progress Series. 236, p. 89-97
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Development of vegetation and environmental conditions in an oligotrophic Danish lake over 40 years
Riis, T. & Sand-Jensen, Kaj, 1998, In: Freshwater Biology. 40, p. 123-134
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Diel growth in eelgrass, Zostera marina
Kemp, W. M., Murray, L., Borum, Jens & Sand-Jensen, Kaj, 1987, In: Marine Ecology - Progress Series. 41, p. 79-86
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Diel pulses of O₂ and CO₂ in sandy lake sediments inhabited by Lobelia dortmanna
Pedersen, Ole, Sand-Jensen, Kaj & Revsbech, N. P., 1995, In: Ecology. 76, 5, p. 1536-1545 10 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Differences in temperature, organic carbon and oxygen consumption among lowland streams
Sand-Jensen, Kaj & Pedersen, N. L., 2005, In: Freshwater Biology. 50, 12, p. 1927-1937
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Differential ability of marine and freshwater macrophytes to utilize HCO₃ and CO₂
Sand-Jensen, Kaj & Gordon, D. M., 1984, In: Marine Biology. 80, 3, p. 247-253
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Dispersal of plant fragments in small streams
Riis, T. & Sand-Jensen, Kaj, 2006, In: Freshwater Biology. 51, 2, p. 274-286
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Distribution and quantitative development of aquatic macrophytes in relation to sediment characteristics in oligotrophic Lake Kalgaard, Denmark
Sand-Jensen, Kaj & Søndergaard, M., 1979, In: Freshwater Biology. 9, 1, p. 1-11
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drag and reconfiguration of freshwater macropnytes
Sand-Jensen, Kaj, 2003, In: Freshwater Biology. 48, p. 271-283
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drag forces of common plant species in temperate streams: consequences of morphology, velocity and biomass.
Sand-Jensen, Kaj, 2008, In: Hydrobiologia. 610, 1, p. 307-319 13 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drier, darker and more fertile: 140 years of plant habitat change driven by land-use intensification
Nielsen, T. F., Sand-Jensen, Kaj & Bruun, Hans Henrik, 2021, In: Journal of Vegetation Science. 32, 4, 16 p., e13066.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drivers of metabolism and net heterotrophy in contrasting lakes
Stæhr, P. A., Sand-Jensen, Kaj, Raun, A. L., Nilsson, B. & Kidmose, J. B., 2010, In: Limnology and Oceanography. 55, 2, p. 817-830 14 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drivers of metabolism in contrasting lakes
Stæhr, P. A., Sand-Jensen, Kaj, Raun, A. L., Nilsson, B. & Kidmose, J., 2010, In: Limnology and Oceanography. 55, p. 817-830 14 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Drivhusgasser fra nye søer
Davidson, T., Martinsen, K. T., Audet, J., Levi, E. E., Deng, J., Søndergaard, M., Egemose, S., Båstrup-Spohr, Lars & Sand-Jensen, Kaj, Dec 2020, In: Vand & Jord. 27, 4, p. 146-150
Research output: Contribution to journal › Journal article › Communication
Published
Dynamic Properties of Recruitment, Expansion and Mortality of Macrophyte Patches in Streams
Sand-Jensen, Kaj, Andersen, K. & Andersen, T., 1999, In: Internat. Rev. Hydrobiol.. 84, p. 497-508
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Early ecosystem responses to watershed restoration along a headwater stream
Kallenbach, E. M. F., Sand-Jensen, Kaj, Morsing, J., Martinsen, K. T., Kragh, T., Raulund-Rasmussen, Karsten & Båstrup-Spohr, Lars, 2018, In: Ecological Engineering. 116, p. 154-162 9 p.
Research output: Contribution to journal › Journal article › Research › peer-review
Published
Early fish colonization and community development in a shallow re-established lake
Kristensen, E., Sand-Jensen, Kaj, Kristensen, J. S. B., Pedersen, M. E., Båstrup-Spohr, Lars & Kragh, T., 2020, In: Ecological Engineering. 155, 9 p., 105956.
Research output: Contribution to journal › Journal article › Research › peer-review

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ID: 5792

Most downloads

7464 downloads
Danmarks biodiversitets fremtid: de væsentligste udfordringer og højest prioriterede virkemidler
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Published
1655 downloads
Langtidsbelastning af miljørealistiske koncentrationer af pesticider på bundsamfund i ferskvand: stofomsætning, vækst, dødelighed og samfundsstruktur hos planter og dyr - et mikrokosmosstudium
Research output: Book/Report › Report › Research
Published
1590 downloads
Hvordan påvirker temperaturen den bakterielle omsætning?
Research output: Contribution to journal › Journal article › Research › peer-review
Published