Kirsten Seestern Christoffersen
Professor
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A European Multi Lake Survey dataset of environmental variables, phytoplankton pigments and cyanotoxins
Mantzouki, E., Campbell, J., Loon, E. V., Visser, P., Konstantinou, I., Antoniou, M., Giuliani, G., Machado-Vieira, D., Oliveira, A. G. D., Maronić, D. Š., Stević, F., Pfeiffer, T. Ž., Vucelić, I. B., Žutinić, P., Udovič, M. G., Plenković-Moraj, A., Tsiarta, N., Bláha, L., Geriš, R., Fránková, M. & 186 others, , 2018, In: Scientific Data. 5, p. 1-13 180226.Research output: Contribution to journal › Journal article › Research › peer-review
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A combined microcosm and mesocosm approach to examine factors affecting survival and mortality of Pseudomonas fluorescens Ag1 in seawater
Ahl, T., Christoffersen, Kirsten Seestern, Riemann, B. & Nybroe, O., 1995, In: FEMS Microbiology Ecology. 17, 2, p. 107-116Research output: Contribution to journal › Journal article › Research › peer-review
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A spontaneous mutant of microcystin biosynthesis: genetic characterization and effect on Daphnia
Kabernick, M., Rohrlack, T., Christoffersen, Kirsten Seestern & Neilan, B. A., 2001, In: Environmental Microbiology. 3, 11, p. 669-679Research output: Contribution to journal › Journal article › Research › peer-review
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Abundance and Biomass of Microbial Communities in Relation to Phyto- and Bactaerioplankton Production in Five Faroese Lakes
Christoffersen, Kirsten Seestern, Pålsson, C., Kritzberg, E. & Granéli, W., 2002, Five Faroese Lakes: Physico-Chemical and Biological Aspects. Christoffersen, K., Jeppesen, E., Enckell, P. H. & Bloch, D. (eds.). Tórshavn: Føroya Fródskaparfelag, Vol. XXXVI. p. 59-69 (Annales Societatis Scientiarum Færoensis Supplementum).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Abundance, size, and growth of heterotrophic nanoflagellates in eutrophic lakes with contrasting Daphnia and macrophyte densities
Christoffersen, Kirsten Seestern, 1998, The Structuring Role of Subnerged Macrophytes in Lakes. New York: Springer, p. 274-281Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Accumulation of microcystin in Daphnia magna feeding on toxic Microcystis
Thostrup, L. & Christoffersen, Kirsten Seestern, 1999, In: Archiv fur Hydrobiologie. 145, 4, p. 447-467 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
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An approach to measure ciliate grazing on living heterotrophic nanoflagellates
Christoffersen, Kirsten Seestern & González, J. M., 2003, In: Hydrobiologia. 491, 1-3, p. 159-166Research output: Contribution to journal › Journal article › Research › peer-review
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Aquatic Organisms
Christoffersen, Kirsten Seestern, 1 Jan 2008, Encyclopedia of Ecology, Five-Volume Set. Elsevier Science Inc., p. 232-236 5 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Aquatic Organisms
Christoffersen, Kirsten Seestern, 2008, Population Dynamics. Jørgensen, S. E. & Fath, B. D. (eds.). Oxford: Elsevier, Vol. 1. p. 232-236 (Encyclopedia of Ecology, Vol. 1).Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
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Arctic Freshwater Monitoring Plan Annual Report 2014: annual report on the implementation of the Circumpolar Biodiversity Monitoring Program´ s Arctic Freshwater Biodiversity Monitoring Plan
Lento, J., Culp, J., Goedkoop, W., Christoffersen, Kirsten Seestern, Gudbergsson, G., Liljaniemi, P., Sandøy, S., Whitman, M. & Zimmerman, C., 2014, Akureyri, Iceland: CAFF. 16 p. (CAFF Monitoring Series Report; No. 10).Research output: Book/Report › Report › Communication
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Arctic char in Zackenberg – growth and climate response
Nielsen, A. B. & Christoffersen, Kirsten Seestern, 2011, Zackenberg Ecological Research Operations: 16th Annual Report 2010. Jensen, L. M. & Rasch, M. (eds.). Aarhus: Aarhus University, DCE – Danish Centre for Environment and Energy, p. 91-92 2 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Arctic freshwater biodiversity: Establishing baselines, trends, and drivers of ecological change
Culp, J. M., Goedkoop, W., Christensen, T., Christoffersen, Kirsten Seestern, Fefilova, E., Liljaniemi, P., Novichkova, A. A., Ólafsson, J. S., Sandøy, S., Zimmerman, C. E. & Lento, J., 2022, In: Freshwater Biology. 67, 1, p. 1-13 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Arctic freshwater biodiversity monitoring plan
Culp, J. M., Goedkoop, W., Lento, J., Christoffersen, K. S., Frenzel, S., Guðbergsson, G., Liljaniemi, P., Sandøy, S., Svoboda, M., Brittain, J., Hammar, J., Jacobsen, D., Jones, B., Juilet, C., Kahlert, M., Kidd, K., Luiker, E., Olafsson, J., Power, M., Rautio, M. & 5 others, , 2012, 151 p. (CAFF Monitoring Series Report; No. 7).Research output: Book/Report › Report › Research › peer-review
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Bacterioplankton and Carbon Turnover in a Dense Macrophyte Canopy
Søndergaard, M., Theil-Nielsen, J., Christoffersen, Kirsten Seestern, Schlüter, L., Jeppesen, E. & Søndergaard, M., 1998, Ecological Studies 131: The Structuring Role of Submerged Macrophytes in Lakes. New York: Springer, p. 250-261Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Benthic and pelagic primary production of microalgae in shallow lakes around Zackenberg
Christoffersen, Kirsten Seestern & Vadeboncoeur, Y., 2000, Zackenberg Ecological Research Operations, 5th Annual Report, 1999.. Caning, K. & Rasch, M. (eds.). København: Miljø- og Energiministeriet, p. 53-54Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Benthic resources are the key to Daphnia middendorffiana survival in a high arctic pond
Cazzanelli, M., Forsström, L., Rautio, M., Michelsen, Anders & Christoffersen, Kirsten Seestern, 2012, In: Freshwater Biology. 57, 3, p. 541-551 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Biodiversity patterns of Arctic diatom assemblages in lakes and streams: Current reference conditions and historical context for biomonitoring
Kahlert, M., Rühland, K. M., Lavoie, I., Keck, F., Saulnier-Talbot, E., Bogan, D., Brua, R. B., Campeau, S., Christoffersen, Kirsten Seestern, Culp, J. M., Karjalainen, S. M., Lento, J., Schneider, S. C., Shaftel, R. & Smol, J. P., 2022, In: Freshwater Biology. 67, 1, p. 116-140 25 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Break-up of lake ice in the Arctic: strong linkage to mean summer temperature
Christoffersen, Kirsten Seestern, Raundrup, K. & Lauridsen, T. L., 2021, Greenland Ecosystem Monitoring Annual Report Cards 2020. Christensen, T. R., Arndal, M. F. & Topp-Jørgensen, E. (eds.). Aarhus University, DCE - Danish Centre for Environment and Energy, p. 14-15Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Cascading trophic interactions in the littoral zone: an enclosure experiment in shallow Lake Stigsholm, Denmark
Jeppesen, E., Søndergaard, M., Søndergaard, M., Christoffersen, Kirsten Seestern, Theil-Nielsen, J. & Jürgens, K., 2002, In: Fundamental and Applied Limnology. 153, 4, p. 533-555Research output: Contribution to journal › Journal article › Research › peer-review
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Changes in food web dynamics of low Arctic ponds with varying content of dissolved organic carbon
Mariash, H. L., Cazzanelli, M., Rautio, M., Hamerlik, L., Wooller, M. J. & Christoffersen, Kirsten Seestern, 2018, In: Arctic, Antarctic, and Alpine Research. 50, 1, 14 p., e1414472.Research output: Contribution to journal › Journal article › Research › peer-review
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Changes in trophic state and aquatic communities in high Arctic ponds in response to increasing goose populations
Jensen, T. C., Walseng, B., Hessen, D. O., Dimante-Deimantovica, I., Novichkova, A. A., Chertoprud, E. S., Chertoprud, M. V., Sakharova, E. G., Krylov, A. V., Frisch, D. & Christoffersen, Kirsten Seestern, 2019, In: Freshwater Biology. 64, 7, p. 1241-1254Research output: Contribution to journal › Journal article › Research › peer-review
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Circumpolar patterns of Arctic freshwater fish biodiversity: A baseline for monitoring
Laske, S. M., Amundsen, P., Christoffersen, Kirsten Seestern, Erkinaro, J., Guðbergsson, G., Hayden, B., Heino, J., Holmgren, K., Kahilainen, K. K., Lento, J., Orell, P., Östergren, J., Power, M., Rafikov, R., Romakkaniemi, A., Svenning, M., Swanson, H., Whitman, M. & Zimmerman, C. E., 2022, In: Freshwater Biology. 67, 1, p. 176-193 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Clonal variation in physiological responses of Daphnia magna to the strobilurin fungicide Azoxystrobin
Perlt, Trine Warming, Mulderij, G. & Christoffersen, Kirsten Seestern, 2009, In: Environmental Toxicology and Chemistry. 2, p. 374-380 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Comparing Sensitivity of Ecotoxicological Effect Endpoints between Laboratory and Field
Selck, H., Riemann, B., Christoffersen, Kirsten Seestern, Forbes, V. E., Gustavson, K., Hansen, B. W., Jacobsen, J. A., Kusk, O. K. & Petersen, S., 2002, In: Ecotoxicology and Environmental Safety. 52, 2, p. 97-112Research output: Contribution to journal › Journal article › Research › peer-review
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Controls on stream hydrochemistry dynamics in a high Arctic snow-covered watershed
Docherty, C. L., Riis, T., Milner, A. M., Christoffersen, Kirsten Seestern & Hannah, D. M., 2018, In: Hydrological Processes. 32, 22, p. 3327-3340Research output: Contribution to journal › Journal article › Research › peer-review
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Data Descriptor: A European Multi Lake Survey dataset of environmental variables, phytoplankton pigments and cyanotoxins
Mantzouki, E., Campbell, J., van Loon, E., Visser, P., Konstantinou, I., Antoniou, M., Giuliani, G., Machado-Vieira, D., de Oliveira, A. G., Maronic, D. S., Stevic, F., Pfeiffer, T. Z., Vucelic, I. B., Zutinic, P., Udovic, M. G., Plenkovic-Moraj, A., Tsiarta, N., Blaha, L., Geris, R., Frankova, M. & 186 others, , 2018, In: Scientific Data. 5, 13 p., 180226.Research output: Contribution to journal › Journal article › Research › peer-review
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De ferske vandes økologi
Christoffersen, Kirsten Seestern, 2006, Arktisk Station 1906 - 2006. København: Projekt EDB I Undervisningen, p. 298-304Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Denmark: Occurence, Monitoring, and Management of Cyanobacteria and their Toxins in Danish Water Bodies
Christoffersen, Kirsten Seestern & Perlt, Trine Warming, 2012, Current approaches to Cyanotoxin risk assessment, risk management and regulations in different countries. Chorus, I. (ed.). Federal Environment Agency (Umweltbundesamt), p. 49-53 5 p. (Texte; No. 63/2012).Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Denmark: Occurrence, monitoring and management of toxic cyanobacteria
Christoffersen, Kirsten Seestern, 2005, Current approaches to cyanotoxin risk assessment, risk management etc.. Chorus, I. (ed.). Berlin: Federal Environmental Agency, p. 41-46Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Destructive impact of microcystin in aquatic ecosystems
Christoffersen, Kirsten Seestern, 2005, In: Gekkan Kaiyo. 5, p. 335-343Research output: Contribution to journal › Journal article › Research › peer-review
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Developing a circumpolar monitoring framework for Arctic freshwater biodiversity
Culp, J. M., Lento, J., Goedkoop, W., Power, M., Rautio, M., Christoffersen, Kirsten Seestern, Guðbergsson, G., Lau, D., Liljaniemi, P., Sandøy, S. & Svoboda, M., 2012, In: Biodiversity. 13, 3-4, p. 215-227 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Diet and food selection by fish larvae in turbid and clear water shallow temperate lakes
Trochine, C., Risholt, C., Schou, M. O., Lauridsen, T. L., Jacobsen, L., Skov, C., Søndergaard, M., Berg, S., Christoffersen, Kirsten Seestern & Jeppesen, E., 2022, In: Science of the Total Environment. 804, 12 p., 150050.Research output: Contribution to journal › Journal article › Research › peer-review
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Direct toxic effects of microcystion on survival, growth and fecundicity of Daphnia magna
Thostrup, L. & Christoffersen, Kirsten Seestern, 1999, In: Fundamental and Applied Limnology. 145, p. 447-467 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
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DiskoBasis Monitoring
Sigsgaard, Charlotte, Jørgensen, C. J., Lund, M., Christoffersen, Kirsten Seestern, Stecher, O., Mølgaard, K. A., Hansen, Birger, Madsen, M. & Elberling, Bo, 2014, Arctic Station / Annual Report 2014. Faculty of Science, University of Copenhagen, p. 7-12 6 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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DiskoBasis monitering
Sigsgaard, Charlotte, Jørgensen, C. J., Christiansen, C. T., Hansen, Per Juel, Christoffersen, Kirsten Seestern, McConnell, A., Mølgaard, K. A., Kroon, Aart, Friborg, Thomas, Hansen, Birger & Elberling, Bo, 2017, Arctic Station Annual Report 2015. Kroon, A. & Sigsgaard, C. (eds.). København: Københavns Universitet, p. 7-13 7 p. (Annual Report).Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research › peer-review
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Dispersal of invertebrates and plants by vertebrates in Zackenbergdalen
Christoffersen, Kirsten Seestern, Philipp, M., Bruun, H. H. & Lundgreen, R., 2004, København: Danish Polar Center.Research output: Book/Report › Report › Research
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Distribution and density of Lepidurus arcticus in ponds and shallow lakes around Zackenberg
Christoffersen, Kirsten Seestern, 2000, Zackenberg Ecological Research Operations, 5th Annual Report, 1999.. København: Danish Polar Center, p. 55 1 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Diversity and composition of macroinvertebrate assemblages in high-altitude Tibetan streams
Laursen, S. K., Hamerlik, L., Moltesen, K., Christoffersen, Kirsten Seestern & Jacobsen, Dean, 2015, In: Inland Waters. 5, 3, p. 263-274 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Early signs of lethal effects in Daphnia magna (Branchiopoda, Cladocera) exposed to the insecticide cypermethrin and the fungicide azoxystrobin
Friberg-Jensen, U., Nachman, Gøsta Støger & Christoffersen, Kirsten Seestern, 2010, In: Environmental Toxicology and Chemistry. 29, 10, p. 2371-2378 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ecological consequences of a manual reduction of roach and bream in a eutrophic, temperate lake
Riemann, B., Christoffersen, Kirsten Seestern, Jensen, H. J., Müller, J. P., Lindegaard, C. & Bosselmann, S., Aug 1990, In: Hydrobiologia. 200-201, 1, p. 241-250 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ecological consequences of food partitioning for the fish population structure in a eutrophic lake
Michelsen, K., Pedersen, J., Christoffersen, Kirsten Seestern & Jensen, F., 1994, In: Hydrobiologia. 291, p. 35-45Research output: Contribution to journal › Journal article › Research › peer-review
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Ecological effects of introduced rainbow trout (Oncorhynchus mykiss) in pristine Ecuadorian high Andean lakes
Mouillet, C., Barta, B., Espinosa, R., Andino, P., Christoffersen, Kirsten Seestern & Jacobsen, Dean, 2018, In: Fundamental and Applied Limnology. 191, 4, p. 323-337 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ecological function of aquatic mosses in Arctic lakes
Riis, T., Tagesen, B. K. & Christoffersen, Kirsten Seestern, 2012, Zackenberg Ecological Research Operations: 17th Annual Report 2011. Jensen, L. M. (ed.). Aarhus: Aarhus University, DCE – Danish Centre for Environment and Energy, p. 89-90 2 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Ecological function of aquatic mosses in Arctic lakes
Riis, T., Tagesen, B. K. & Christoffersen, Kirsten Seestern, 2013, Zackenberg Ecological Research Operations: 18th Annual Report 2012. Jensen, L. M., Rasch, M. & Schmidt, N. M. (eds.). Aarhus University, DCE – Danish Centre for Environment and Energy, p. 98-99 2 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Ecological implications of cyanobacterial toxins in aquatic food webs
Christoffersen, Kirsten Seestern, Nov 1996, In: Phycologia. 35, SUPPL., p. 42-50 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ecology of Arctic Lakes and Ponds
Jeppesen, E., Christoffersen, Kirsten Seestern, Rautio, M. & Lauridsen, T. L., 2021, Arctic Ecology. Thomas, D. N. (ed.). Wiley-Blackwell, p. 159-180 22 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Ecology of Arctic lakes
Christoffersen, Kirsten Seestern, 2014, Zackenberg Ecological Research Operations: 19th Annual Report 2013. Jensen, L. M., Christensen, T. R. & Schmidt, N. M. (eds.). Aarhus University, DCE – Danish Centre for Environment and Energy, p. 102-104 3 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Ecology of Five Faroese Lakes: Summary and Synthesis
Jeppesen, E., Christoffersen, Kirsten Seestern, Malmquist, H., Faafeng, B. & Hansson, L., 2002, Five Faroese Lakes: Physico-Chemical and Biological Aspects. Christoffersen, K., Jeppesen, E., Enckell, P. H. & Bloch, D. (eds.). Tórshavn: Føroya Fródskaparfelag, Vol. XXXVI. p. 126-139 (Annales Societatis Scientiarum Færoensis Supplmentum).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Effect of microcystin on growth of single species and on mixed natural populations of heterotrophic nanoflagellates
Christoffersen, Kirsten Seestern, 1996, In: Natural Toxins. 4, 5, p. 215-220 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Effects of cell-bound microcystins on survival and feeding of Daphnia spp
Rohrlack, T., Dittmann, E., Börner, T. & Christoffersen, Kirsten Seestern, 1 Aug 2001, In: Applied and Environmental Microbiology. 67, 8, p. 3523-9 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Effects of the pyrethroid insecticide cypermethrin on a freshwater community studied under field conditions. II. Direct and indirect effects on the species composition
Wendt-Rasch, L., Friberg-Jensen, U., Woin, P. & Christoffersen, Kirsten Seestern, 29 May 2003, In: Aquatic Toxicology. 63, 4, p. 373-89 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Effects of warming on annual production and nutrient-use efficiency of aquatic mosses in a high Arctic lake
Riis, T., Christoffersen, Kirsten Seestern & Baattrup-Pedersen, A., 2014, In: Freshwater Biology. 59, 8, p. 1622-1632 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Effekter af cypermethrin, azoxystrobin og bentazon på limniske invertebrater
Lauridsen, T. L., Friberg-Jensen, U. & Christoffersen, Kirsten Seestern, 2003, In: Bekaempelsesmiddelforskning fra Miljoestyrelsen. 76, p. 96Research output: Contribution to journal › Journal article › Research › peer-review
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Emergent and floating-leaved macrophytes as refuge for zooplankton in a eutrophic temperate lake without submerged vegetation
Cazzanelli, M., Perlt, Trine Warming & Christoffersen, Kirsten Seestern, 2008, In: Hydrobiologia. 605, 1, p. 113-122Research output: Contribution to journal › Journal article › Research › peer-review
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Er blågrønalger et problem i danske søer?
Christoffersen, Kirsten Seestern, 2000, In: Vand og Jord. 3, p. 104-109 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Evaluation of Chaoborus predation on natural populations of herbivorous zooplankton in a eutrophic lake
Christoffersen, Kirsten Seestern, Aug 1990, In: Hydrobiologia. 200-201, 1, p. 459-466 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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FREMONEC: Effect of climate change and related stressors on fresh and brackish water ecosystems in Svalbard. A Norwegian and Russian joint scientific project
Dimante-Deimantovica, I., Chertoprud, M., Chertoprud, E., Christoffersen, Kirsten Seestern, Novichkova, A. & Walseng, B., 2016, Oslo: Norwegian Institute for Nature Research. 44 p. ( NINA Report; No. 1218).Research output: Book/Report › Report › Research
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Fate and effects of esfenvalerate in agricultural ponds
Samsøe-Petersen, L., Gutavson, K., Madsen, T., Mogensen, B. B., Lassen, P., Skjernov, K., Christoffersen, Kirsten Seestern & Jørgensen, E., 2001, In: Environmental Toxicology and Chemistry. 20, 7, p. 1570-1578Research output: Contribution to journal › Journal article › Research › peer-review
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Feeding characteristics of a golden alga (Poterioochromonas sp.) grazing on toxic cyanobacterium Microcystis aeruginosa
Zhang, X., Hu, H., Men, Y., Yang, J. & Christoffersen, Kirsten Seestern, 2009, In: Water Research. 43, 12, p. 2953-60 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ferskvandsbiologisk Laboratorium
Christoffersen, Kirsten Seestern, 2006, Hillerød Kommune 1945-2006. p. 238-242Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Filtration rates of Daphnia cucullata on Alcaligenes eutrophus JMP 134 estimated by a fluorescent antibody method
Kandel, A., Christoffersen, Kirsten Seestern & Nybroe, O., 1993, In: FEMS Microbiology Ecology. 12, p. 1-8Research output: Contribution to journal › Journal article › Research › peer-review
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Filtration rates of Daphnia cucullata on Alcaligenes eutrophus JMP134 estimated by a fluorescent antibody method
Kandel, A., Christoffersen, Kirsten Seestern & Nybroe, O., May 1993, In: FEMS Microbiology Ecology. 12, 1, p. 1-8 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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First circumpolar assessment of Arctic freshwater phytoplankton and zooplankton diversity: Spatial patterns and environmental factors
Schartau, A. K., Mariash, H. L., Christoffersen, Kirsten Seestern, Bogan, D., Dubovskaya, O. P., Fefilova, E. B., Hayden, B., Ingvason, H. R., Ivanova, E. A., Kononova, O. N., Kravchuk, E. S., Lento, J., Majaneva, M., Novichkova, A. A., Rautio, M., Rühland, K. M., Shaftel, R., Smol, J. P., Vrede, T. & Kahilainen, K. K., 2022, In: Freshwater Biology. 67, 1, p. 141-158 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Fish and crustaceans in northeast Greenland lakes with special emphasis on interactions between Arctic charr (Salvelinus alpinus), Lepidurus arcticus and benthic chydorids
Jeppesen, E., Christoffersen, Kirsten Seestern, Landkildehus, F., Lauridsen, T., Amsinck, S. L., Riget, F. & Søndergaard, M., 2001, In: Hydrobiologia. 442, p. 329-337Research output: Contribution to journal › Journal article › Research › peer-review
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Fish manipulation as a lake restoration tool in shallow, eutrophic temperate lakes 1: cross-analysis of three Danish case-studies
Jeppesen, E., Søndergaard, M., Mortensen, E., Kristensen, P., Riemann, B., Jensen, H. J., Müller, J. P., Sortkjær, O., Jensen, J. P., Christoffersen, Kirsten Seestern, Bosselmann, S. & Dall, E., Aug 1990, In: Hydrobiologia. 200-201, 1, p. 205-218 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Fish on the roof of the world: densities, habitats and trophic position of stone loaches (Triplophysa) in Tibetan streams
Jacobsen, Dean, Laursen, S. K., Hamerlik, L., Moltesen, K., Michelsen, Anders & Christoffersen, Kirsten Seestern, 2017, In: Marine and Freshwater Research. 68, 1, p. 53-64 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Food Webs and Fish Size Patterns in Insular Lakes Partially Support Climate-Related Features in Continental Lakes
Vidal, N., Amsinck, S. L., Gonçalves, V., Neto Azevedo, J. M., Johansson, L. S., Christoffersen, Kirsten Seestern, Lauridsen, T. L., Søndergaard, M., Bjerring, R., Landkildehus, F., Brodersen, K. P., Meerhoff, M. & Jeppesen, E., 2021, In: Water (Switzerland). 13, 10, 20 p., 1380.Research output: Contribution to journal › Journal article › Research › peer-review
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Food-web relationships and community structures in high-latitude lakes
Christoffersen, Kirsten Seestern, Jeppesen, E., Moorhead, D. L. & Tranvik, L. J., 2008, Polar Lakes and Rivers: Limnology of Arctic and Antarctic Aquatic Ecosystems. Vincent, W. F. & Laybourn-Parry, J. (eds.). New York: Oxford University Press, p. 269-290Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Food-web relationships and community structures in high-latitude lakes
Christoffersen, Kirsten Seestern, Jeppesen, E., Moorhead, D. L. & Tranvik, L. J., 1 Jan 2009, Polar Lakes and Rivers: Limnology of Arctic and Antarctic Aquatic Ecosystems. Oxford University Press AustraliaResearch output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Frederiksborg Slotssø
Christoffersen, Kirsten Seestern, Riemann, B., Jensen, H. J. & Bosselmann, S., 1998, Sørestaurering i Danmark, Miljønyt nr. 28. København: Miljøstyrelsen, p. 159-173Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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Frederiksborg Slotssø - en søsyg sø
Christoffersen, Kirsten Seestern, 2006, Hillerød 1945-2006. Hillerød Kommune, p. 16-20Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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Frequency of inhibitors of daphnid trypsin in the widely distributed cyanobacterial genus Planktothrix
Rohrlack, T., Christoffersen, Kirsten Seestern & Friberg-Jensen, U., 2005, In: Environmental Microbiology. 7, 10, p. 1667-1669Research output: Contribution to journal › Journal article › Research › peer-review
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Freshwater Ecosystems
Wrona, F. J., Reist, J. D., Amundsen, P-A., Chambers, P. A., Christoffersen, K. S., Culp, J. M., Cenzo, P. D. D., Forsström, L., Hammar, J., Heino, J., Heikkinen, R. K., Kahilainen, K. K., Lesack, L., Lehtonen, H., Lento, J., Luoto, M., Marsh, P., Marcogliese, D. J., Moquin, P. A., Mustonen, T. & 9 others, , 2013, Arctic Biodiversity Assessment: status and trends in Arctic biodiversity. Meltofte, H. (ed.). Conservation of Arctic Flora and Fauna (CAFF), p. 335-377 43 p.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research › peer-review
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Freshwater diversity in Svalbard: providing baseline data for ecosystems in change
Walseng, B., Jensen, T., Dimante-Deimantovica, I., Christoffersen, Kirsten Seestern, Chertoprud, M., Chertoprud, E., Novichkova, A. & Hessen, D. O., 2018, In: Polar Biology. 41, 10, p. 1995-2005Research output: Contribution to journal › Journal article › Research › peer-review
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From Greenland to green lakes: Cultural eutrophication and the loss of benthic pathways in lakes
Vadeboncoeur, Y., Jeppesen, E., Zanden, M. J. V., Schierup, H., Christoffersen, Kirsten Seestern & Lodge, D. M., 2003, In: Limnology and Oceanography. 48(4), p. 1408-1418Research output: Contribution to journal › Journal article › Research › peer-review
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Galathea-3: "Søers Biologi" - status og tilbageblik
Amsinck, S. L., Jeppesen, E., Landkildehus, F., Christoffersen, Kirsten Seestern, Brodersen, K. P., Johansson, L. S., Estany, T. B., Ventura, M. & Skov, T., 2007, In: Vand og Jord. 14, 3, p. 95-98 4 p.Research output: Contribution to journal › Journal article › Research
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Geomorphology and vegetation drive hydrochemistry changes in two Northeast Greenland streams
Pastor, A., Skovsholt, L. J., Christoffersen, Kirsten Seestern, Wu, N. & Riis, T., 2021, In: Hydrological Processes. 35, 10, 14 p., e14369.Research output: Contribution to journal › Journal article › Research › peer-review
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Glacial-fed and páramo lake ecosystems in the tropical high Andes
Barta, B., Mouillet, C., Espinosa, R., Andino, P., Jacobsen, Dean & Christoffersen, Kirsten Seestern, 1 May 2018, In: Hydrobiologia. 813, 1, p. 19-32 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Global warming: Design of a flow-through shallow lake mesocosm climate experiment
Liboriussen, L., Landkildehus, F., Meerhoff, M., Bramm, M. E., Søndergaard, M., Christoffersen, Kirsten Seestern, Richardson, Katherine, Søndergaard, M., Lauridsen, T. L. & Jeppesen, E., 2005, In: Limnology and Oceanography: Methods. 3, p. 1-9Research output: Contribution to journal › Journal article › Research › peer-review
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Grazing of non-indigenous bacteria by nano-sized protozoa in a natural coastal system
Christoffersen, Kirsten Seestern, Ahl, T. & Nybroe, O., 1995, In: Microbial Ecology. 30, p. 67-78Research output: Contribution to journal › Journal article › Research › peer-review
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Growth of an aquatic bryophyte (Warnstorfia fluitans (Hedw.) Loeske) from a High Arctic lake: effect of nutrient concentration
Riis, T., Olesen, B., Katborg, C. K. & Christoffersen, Kirsten Seestern, 2010, In: Arctic. 63, 1, p. 100-106 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Gut evacuation rates and ingestion rates of Eudiaptomus graciloides measured by means of the gut fluorescence method
Christoffersen, Kirsten Seestern & Jespersen, A. M., 1987, In: Journal of Plankton Research. 9, 2, p. 395 1 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
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Gut evacuation rates and ingestion rates of Eudiaptomus graciloides measured by means of the gut fluorescence method
Christoffersen, Kirsten Seestern & Jespersen, Anne, 1986, In: Journal of Plankton Research. 8, 5, p. 973-983 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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I den store (h)vide verden
Christoffersen, Kirsten Seestern, 2008, In: Frederiksborg Amts Avis. p. 8 1 p.Research output: Contribution to journal › Contribution to newspaper - Newspaper article › Communication
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Implications of Climate-enforced Temperature Increases on Freshwater Pico- and Nanoplankton Populations Studied in Artificial Ponds During 16 Months
Christoffersen, Kirsten Seestern, Andersen, N., Søndergaard, M., Liboriussen, L. & Jeppesen, E., 2006, In: Hydrobiologia. 569, 1, p. 259-266Research output: Contribution to journal › Journal article › Research › peer-review
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Improving the framework for assessment of ecological change in the Arctic: A circumpolar synthesis of freshwater biodiversity
Goedkoop, W., Culp, J. M., Christensen, T., Christoffersen, Kirsten Seestern, Fefilova, E., Guðbergsson, G., Lárusson, K. F., Liljaniemi, P., Novichkova, A. A., Ólafsson, J. S., Sandøy, S. & Lento, J., 2022, In: Freshwater Biology. 67, 1, p. 210-223 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Increasing dominance of terrigenous organic matter in circumpolar freshwaters due to permafrost thaw
Wauthy, M., Rautio, M., Christoffersen, Kirsten Seestern, Forsström, L., Laurion, I., Mariash, H. L., Peura, S. & Vincent, W. F., 2018, In: Limnology and Oceanography Letters. 3, 3, p. 186-198Research output: Contribution to journal › Journal article › Research › peer-review
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Indo-Danish network project 2019-2021: Arctic and alpine aquatic science – implication of climate change on proglacial freshwater ecosystem function and services. Report part I. Program and referendum for the Danish delegations visit to India 9th to 22nd October 2019
Christoffersen, Kirsten Seestern & Perlt, Trine Warming, 2021, Department of Biology, Faculty of Science, University of Copenhagen. 25 p.Research output: Book/Report › Report › Research
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Indo-Danish network project 2019-2021: Arctic and alpine aquatic science – implication of climate change on proglacial freshwater ecosystem function and services. Report part II. Knowledge sharing: Book of abstracts and presentation from workshop at Bahugana Garhwal University 11th to 13th October 2019
Christoffersen, Kirsten Seestern & Perlt, Trine Warming, 2021, Department of Biology, Faculty of Science, University of Copenhagen. 151 p.Research output: Book/Report › Report › Research
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Inferring a single variable from an assemblage with multiple controls: getting into deep water with cladoceran lake-depth transfer functions
Davidson, T. A., Amsinck, S. L., Bennike, O., Christoffersen, Kirsten Seestern, Landkildehus, F., Lauridsen, T. L. & Jeppesen, E., 2011, In: Hydrobiologia. 676, 1, p. 129-142 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Influence of LAS on marine calanoid copepod population dynamics and potential reproduction
Christoffersen, Kirsten Seestern, Hansen, B. W., Johansson, L. S. & Krog, E., 29 May 2003, In: Aquatic Toxicology. 63, 4, p. 405-16 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Influence of filtration and glucose amendment on bacterial growth rate at different tidal conditions in the Minho Estuary River (NW Portugal)
Anne, I., Fidalgo, M. L., Thosthrup, L. & Christoffersen, Kirsten Seestern, 2006, In: Limnetica. 25, 3, p. 637-646Research output: Contribution to journal › Journal article › Research › peer-review
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Ingestion of microcystins by Daphnia: Intestinal uptake and toxic effects
Rohrlack, T., Christoffersen, Kirsten Seestern, Dittmann, E., Nogueira, I., Vasconcelos, V. & Börner, T., 2005, In: Limnology and Oceanography. 50, 2, p. 440-448Research output: Contribution to journal › Journal article › Research › peer-review
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Insekticid påvirkning af planktonsamfund
Friberg-Jensen, U. R. & Christoffersen, Kirsten Seestern, 2002, In: Vand og Jord. 9, 2, p. 51-55 ill.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Interaction between non-native predatory fishes and native galaxiids (Pisces: Galaxiidae) shapes food web structure in Tasmanian lakes
Vidal, N., Trochine, C., Amsinck, S. L., Barmuta, L. A., Christoffersen, Kirsten Seestern, Ventura, M., Buchaca, T., Landkildehus, F., Hardie, S. A., Meerhoff, M. & Jeppesen, E., 2020, In: Inland Waters. 10, 2, p. 212-226Research output: Contribution to journal › Journal article › Research › peer-review
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Isdækkets varighed har stor indflydelse på livet i søerne
Christoffersen, Kirsten Seestern & Jeppesen, E., 2002, Sne, is og 35 graders kulde. Hvad er effekterne af klimaændringer i Nordøstgrønland?. København: National Environmental Research Institute, p. 79-85Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Klimaforandringers betydning for søer
Jeppesen, E., Boll, T., Christoffersen, Kirsten Seestern, Nielsen, Lars Kamp, Landkildehus, F., Liberiussen, L., Meerhoff, M., Pedersen, A. R. & Søndergaard, M., 2006, Vand og Vejr om 100 år. Søndergaard, M., Kronvang, B., Pejrup, M. & Sand-Jensen, K. (eds.). 1. ed. Hovedland, p. 74-89Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Laboratorie- og Feltprocedurer Limnisk semesterkursus (biologi 1)
Borum, Jens, Bosselmann, S., Christoffersen, Kirsten Seestern, Lindegård, P. C., Pedersen, Ole & Sand-Jensen, Kaj, 1997, 3 ed. København: Museum Tusculanum. 32 p.Research output: Book/Report › Compendium/lecture notes › Education
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Laboratory studies of dissolved radiolabelled microcystin-LR in lake water
Hyenstrand, P., Rohrlack, T., Beattie, K. A., Metcalf, J. S., Codd, G. A. & Christoffersen, Kirsten Seestern, 1 Aug 2003, In: Water Research. 37, 14, p. 3299-306 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Lake Ecology and Monitoring at the Very North: Year-Round Measurements of Life Conditions in Lakes
Christoffersen, Kirsten Seestern, 2018, In: Annual Report. 2017, p. 12-13Research output: Contribution to journal › Journal article › Research
ID: 7228
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Denmark: Occurrence, monitoring and management of toxic cyanobacteria
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
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1940
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Arctic freshwater biodiversity monitoring plan
Research output: Book/Report › Report › Research › peer-review
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1099
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Zackenberg Basic: The BioBasis programme
Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Published