Aarhus University Seal / Aarhus Universitets segl

Torben Linding Lauridsen

Senior Researcher

Publications
International Scientific Publications

2007

Jackson, L.J., Lauridsen, T.L., Søndergaard, M. & Jeppesen, E. (2007): A comparison of shallow Danish and Canadian lakes and implications of climate change. - Freshwater Biology 52(9): 1782-1792.
Electronic version

Jeppesen, E., Meerhoff, M., Jacobsen, B.A., Hansen, R.S., Søndergaard, M., Jensen, J.P., Lauridsen, T.L., Mazzeo, N. & Branco, C.W.C. (2007): Restoration of shallow lakes by nutrient control and biomanipulation - the successful strategy varies with lake size and climate. - Hydrobiologia 581: 269-285.
Electronic version

Jeppesen, E., Søndergaard, M., Lauridsen, T.L., Kronvang, B., Beklioglu, M., Lammens, E., Jensen, H.S., Köhler, J., Ventelä, A-M., Tarvainen, M. & Tátrai, I. (2007): Danish and other European experiences in managing shallow lakes. - Lake and Reservoir Management 23: 439-451.

Jeppesen, E., Søndergaard, M., Meerhoff, M., Lauridsen, T.L. & Jensen, J.P. (2007): Shallow lake restoration by nutrient loading reduction - some recent findings and challenges ahead. - Hydrobiologia 584(1): 239-252.
Electronic version

Jeppesen, E., Søndergaard, M., Pedersen, A.R., Jürgens, K., Strzelczak, A., Lauridsen, T.L. & Johansson, L.S. (2007): Salinity Induced Regime Shift in Shallow Brackish Lagoons. - Ecosystems 10: 47-57.
Electronic version

Meerhoff, M., Iglesias, C., Teixeira De Mello, F., Clemente, J.M., Jensen, E., Lauridsen, T.L. & Jeppesen, E. (2007): Effects of habitat complexity on community structure and predator avoidance behaviour of littoral zooplankton in temperate versus subtropical shallow lakes. - Freshwater Biology 52(6): 1009-1021.
Electronic version

Mehner, T., Holmgren, K., Lauridsen, T.L., Jeppesen, E. & Diekmann, M. (2007): Lake depth and geographical position modify lake fish assemblages of the European 'Central Plains' ecoregion. - Freshwater Biology 52(11): 2285-2297.
Electronic version

Søndergaard, M., Jeppesen, E., Lauridsen, T.L., Skov, C., Van Nes, E.H., Roijackers, R., Lammens, E. & Portielje, R. (2007): Lake restoration: successes, failures and long-term effects. - Journal of Applied Ecology 44(6): 1095-1105.
Electronic version

2006

Amsinck, S.L., Strzelczak, A., Bjerring, R., Landkildehus, F., Lauridsen, T.L., Christoffersen, K. & Jeppesen, E. (2006): Lake depth rather than fish planktivory determines cladoceran community structure in Faroese lakes - evidence from contemporary data and sediments. - Freshwater Biology 51: 2124-2142.
Electronic version

De Meester, L., Declerck, S., Janse, J.H., Dagevos, J.J., Portielje, R., Lammens, E., Jeppesen, E., Lauridsen, T.L., Schwenk, K., Muylaert, K., Van der Gucht, K., Vyverman, W., Zwart, G., Van Hannen, E., Van Puijenbroek, P.J.T.M., Conde-Porcuna, J.M., Sánchez-Castillo, P., Vandekerkhove, J. & Brendonck, L. (2006): Biodiversity in European Shallow Lakes: a Multilevel-Multifactorial Field Study. In: Bobbink, R., Beltman, B., Verhoeven, J.T.A. & Whigham, D.F. (Eds.): Wetlands: Functioning, Biodiversity Conservation, and Restoration. Springer. - Ecological Studies 191: 149-167.

Schlüter, L., Lauridsen, T.L., Krogh, G. & Jørgensen, T.B. (2006): Identification and quantification of phytoplankton groups in lakes using new pigment ratios - a comparison between pigment analysis by HPLC and microscopy. - Freshwater Biology 51: 1474-1485.
Electronic version

2005

Christensen, B.T., Lauridsen, T.L., Ravn, H.W. & Bayley, M. (2005): A comparison of feeding efficiency and swimming ability of Daphnia magna exposed to cypermethrin. - Aquatic Toxicology 73: 210-220.

Declerck, S., Vandekerkhove, J., Johansson, L.S., Muylaert, K., Conde-Porcuna, J.M., Van Der Gucht, K., Perez-Martínez, C., Lauridsen, T.L., Schwenk, K., Zwart, G., Rommens, W., López-Ramos, J., Jeppesen, E., Vyverman, W., Brendonck, L. & De Meester, L. (2005): Multi-group biodiversity in shallow lakes along gradients of phosphorus and water plant cover. - Ecology 86(7): 1905-1915.

González Sagrario, M.A., Jeppesen, E., Gomà, J., Søndergaard, M., Jensen, J.P., Lauridsen, T.L. & Landkildehus, F. (2005): Does high nitrogen loading prevent clear-water conditions in shallow lakes at moderately high phosphorus concentrations? - Freshwater Biology 50: 27-41.

Jeppesen, E., Jensen, J.P., Søndergaard, M. & Lauridsen, T.L. (2005): Response of fish and plankton to nutrient loading reduction in eight shallow Danish lakes with special emphasis on seasonal dynamics. - Freshwater Biology 50: 1616-1627.

Liboriussen, L., Landkildehus, F., Meerhoff, M., Bramm, M.E., Søndergaard, M., Christoffersen, K., Richardson, K., Søndergaard, M., Lauridsen, T.L. & Jeppesen, E. (2005): Global warming: Design of a flow-through shallow lake mesocosm climate experiment. - Limnology and Oceanography: Methods 3: 1-9.
Electronic version

2004

Jensen, J.P., Jeppesen, E. & Lauridsen, T.L. (2004): Göllerin havzadan tuzu yüklemelerindeki düsüse gösterdigi tepkileri: Danimarka'dan örnekler (Lakes response to reduced loading: examples from Denmark). In: Meryem Beklioglu (ed.): Shallow Lakes Ecology. Orta Dogu Teknik Üniversitesi. 49-60.

2003

Jeppesen, E., Jensen, J.P., Jensen, C., Faafeng, B., Hessen, D.O., Søndergaard, M., Lauridsen, T.L., Brettum, P. & Christoffersen, K. (2003): The Impact of Nutrient State and Lake Depth on Top-down Control in the Pelagic Zone of Lakes. A Study of 466 Lakes from the Temperate Zone to the Arctic. - Ecosystems 6: 313-325.

Jeppesen, E., Jensen, J.P., Lauridsen, T.L., Amsinck, S.L., Christoffersen, K., Søndergaard, M. & Mitchell, S.F. (2003): Sub-fossils of cladocerans in the surface sediment of 135 lakes as proxies for community structure of zooplankton, fish abundance and lake temperature. - Hydrobiologia 491: 321-330.

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L. (2003): Restoration of Eutrophic Lakes. A Global Perspective. In: Kumagai, M. & Vincent, W.F. (Eds.): Freshwater Management. Global Versus Local Perspectives. Springer . pp. 135-151.

Lauridsen, T.L., Jensen, J.P., Jeppesen, E. & Søndergaard, M. (2003): Response of submerged macrophytes in Danish lakes to nutrient loading reductions and biomanipulation. - Hydrobiologia 506(1-3): 641-649.

Lauridsen, T.L., Sandsten, H. & Møller, P.H. (2003): The restoration of a shallow lake by introducing Potamogeton spp.. The impact of waterfowl grazing. - Lakes & Reservoirs: Research and Management 8: 177-187.

Romare, P., Berg, S., Lauridsen, T.L. & Jeppesen, E. (2003): Spatial and temporal distribution of fish and zooplankton in a shallow lake. - Freshwater Biology 48: 1353-1362.

Zwart, G., van Hannen, E.J., Kamst-van Agterveld, M.P., Van der Gucht, K., Lindström, E.S., Van Wichelen, J., Lauridsen, T.L., Crump, B.C., Han, S-K. & Declerck, S. (2003): Rapid Screening for Freshwater Bacterial Groups by Using Reverse Line Blot Hybridization. - Applied and Environmental Microbiology 69(10): 5875-5883.

2002

Burks, R.L., Lodge, D.M., Jeppesen, E. & Lauridsen, T.L. (2002): Diel Horizontal Migration of Zooplankton: Costs and Benefits of Inhabiting the Littoral. - Freshwater Biology 47: 343-365.

Jeppesen, E., Jensen, J.P., Amsinck, S., Landkildehus, F., Lauridsen, T. & Stuart, F.M. (2002): Reconstructing the Historical Changes in Daphnia Mean Size and Planktivorous Fish Abundance in Lakes from the Size of Daphnia ephippia in the Sediment. - Journal of Paleolimnology 27: 133-143.

Jeppesen, E., Landkildehus, F., Lauridsen, T.L., Jensen, J.P., Bjerring, R., Søndergaard, M., & Amsinck, S.L. (2002): Food Web Interactions in Five Faroese Lakes Tracked by Stable Isotopes. In: Christoffersen, K., Jeppesen, E., Enckell, P.H. & Bloch, D. (eds.): Five Faroese Lakes. Physico-Chemical and Biological Aspects. Føroya Fródskaparfelag. - Annales Societatis Scientiarum Færoensis. Supplementum XXXVI: 114-125.

Lauridsen, T.L. & Hansson, L-A. (2002): The Zooplankton Community of Five Faroese Lakes. In: Christoffersen, K., Jeppesen, E., Enckell, P.H. & Bloch, D. (eds.): Five Faroese Lakes. Physico-Chemical and Biological Aspects. Føroya Fródskaparfelag. - Annales Societatis Scientiarum Færoensis. Supplementum XXXVI: 70-78.

2001

Jeppesen, E., Christoffersen, K., Landkildehus, F., Lauridsen, T., Amsinck, S.L., Riget, F. & Søndergaard, M. (2001): Fish and Crustaceans in Northeast Greenland Lakes with Special Emphasis on Interactions between Arctic Charr (Salvelinus alpinus), Lepidurus arcticus and Benthic Chydorids. - Hydrobiologia 442: 329-337.

Lauridsen, T., Jeppesen, E., Landkildehus, F. & Søndergaard, M. (2001): Horizontal Distribution of Cladocerans in Arctic Greenland Lakes. Impact of Macrophytes and Fish. - Hydrobiologia 442: 107-116.

2000

Jeppesen, E., Jensen, J.P., Søndergaard, M., Lauridsen, T. & Landkildehus, F. (2000): Trophic Structure, Species Richness and Biodiversity in Danish Lakes. Changes along a Phosphorus Gradient. - Freshwater Biology 45: 201-218.

Riget, F., Jeppesen, E., Landkildehus, F., Lauridsen, T.L., Geertz-Hansen, P., Christoffersen, K. & Sparholt, H. (2000): Landlocked Arctic Charr (Salvelinus alpinus) Population Structure and Lake Morphometry in Greenland - Is there a Connection? - Polar Biology 23: 550-558.

Søndergaard, M., Jeppesen, E., Jensen, J.P. & Lauridsen, T. (2000): Lake Restoration in Denmark. - Lakes & Reservoirs. Research and Management 5(3): 151-159.

1999

Jeppesen, E., Jensen, J.P., Søndergaard, M. & Lauridsen, T.L. (1999): Trophic Dynamics in Turbid and Clearwater Lakes with Special Emphasis on the Role of Zooplankton for Water Clarity. - Hydrobiologia 408/409: 217-231.

Jeppesen, E., Søndergaard, M., Kronvang, B., Jensen, J.P., Svendsen, L.M. & Lauridsen, T.L. (1999): Lake and Catchment Management in Denmark. - Hydrobiologia 395/396: 419-432.

Lauridsen, T.L., Jeppesen, E., Mitchell, S.F., Lodge, D.M. & Burks, R.L. (1999): Diel Variation in Horizontal Distribution of Daphnia and Ceriodaphnia in Oligotrophic and Mesotrophic Lakes with Contrasting Fish Densities. - Hydrobiologia 408/409: 241-250.

1998

Jeppesen, E., Jensen, J.P., Søndergaard, M., Lauridsen, T.L., Hald Møller, P. & Sandby, K. (1998): Changes in Nitrogen Retention in Shallow Eutrophic Lakes Following a Decline in Density of Cyprinids. - Archiv für Hydrobiologie 142(2): 129-151.

Jeppesen, E., Lauridsen, T.L., Kairesalo, T. & Perrow, M.R. (1998): Impact of Submerged Macrophytes on Fish-Zooplankton Interactions in Lakes. In: Jeppesen, E., Søndergaard, M., Søndergaard, M. & Christoffersen, K. (eds.): The Structuring Role of Submerged Macrophytes in Lakes. Springer. - Ecological Studies 131: 91-114.

Lauridsen, T.L., Jeppesen, E., Søndergaard, M. & Lodge, D.M. (1998): Horizontal Migration of Zooplankton. Predator-Mediated Use of Macrophyte Habitat. In: Jeppesen, E., Søndergaard, M., Søndergaard, M. & Christoffersen, K. (eds.): The Structuring Role of Submerged Macrophytes in Lakes. Springer. - Ecological Studies 131: 233-239.

Søndergaard, M., Lauridsen, T.L., Jeppesen, E. & Bruun, L. (1998): Macrophyte-Waterfowl Interactions. Tracking a Variable Resource and the Impact of Herbivory on Plant Growth. In: Jeppesen, E., Søndergaard, M., Søndergaard, M. & Christoffersen, K. (eds.): The Structuring Role of Submerged Macrophytes in Lakes. Springer. - Ecological Studies 131: 298-306.

1997

Jacobsen, L., Perrow, M.R., Landkildehus, F., Hjørne, M., Lauridsen, T.L. & Berg, S. (1997): Interactions between Piscivores, Zooplanktivores and Zooplankton in Submerged Macrophytes. Preliminary Observations from Enclosure and Pond Experiments. - Hydrobiologia 342/343: 197-205.

Jeppesen, E., Jensen, J.P., Søndergaard, M., Lauridsen, T.L., Junge Pedersen, L. & Jensen, L. (1997): Top-Down Control in Freshwater Lakes. The Role of Nutrient State, Submerged Macrophytes and Water Depth. - Hydrobiologia 342/343: 151-164.

Jeppesen, E., Lauridsen, T.L., Mitchell, S.F. & Burns, C.W. (1997): Do Plaktivorous Fish Structure the Zooplankton Communities in New Zealand Lakes? - New Zealand Journal of Marine and Freshwater Research 31: 163-173.

1996

Lauridsen, T.L. & Buenk, I. (1996): Diel Changes in the Horizontal Distribution of Zooplankton in the Littoral Zone of two Shallow Eutrophic Lakes. - Archiv für Hydrobiologie 137(2): 161-176.

Lauridsen, T.L. & Lodge, D.M. (1996): Avoidance by Daphnia magna of Fish and Macrophytes. Chemical Cues and Predator-Mediated Use of Macrophyte Habitat. - Limnology and Oceanography 41(4): 794-798.

Lauridsen, T.L., Junge Pedersen, L., Jeppesen, E. & Søndergaard, M. (1996): The Importance of Macrophyte Bed Size for Cladoceran Composition and Horizontal Migration in a Shallow Lake. - Journal of Plankton Research 18(12): 2283-2294.

Søndergaard, M., Bruun, L., Lauridsen, T.L., Jeppesen, E. & Vindbæk Madsen, T. (1996): The Impact of Grazing Waterfowl on Submerged Macrophytes. In Situ Experiments in a Shallow Eutrophic Lake. - Aquatic Botany 53: 73-84.

1994

Lauridsen, T.L., Jeppesen, E. & Søndergaard, M. (1994): Colonization and Succession of Submerged Macrophytes in Shallow Lake Væng During the First Five Years Following Fish Manipulation. - Hydrobiologia 275/276: 233-242.

1993

Lauridsen, T.L., Jeppesen, E. & Andersen, F.Ø. (1993): Colonization of Submerged Macrophytes in Shallow Fish Manipulated Lake Væng. Impact of Sediment Composition and Waterfowl Grazing. - Aquatic Botany 46: 1-15.

1991

Jeppesen, E., Kristensen, P., Jensen, J.P., Søndergaard, M., Mortensen, E. & Lauridsen, T.L. (1991): R­e­c­o­v­ery resilience following a reduction in external phosphorus loading of shallow, eutrophic Danish lakes: duration, regulating factors and met­hods for overcoming resilience. - Memorie dell'Istituto Italiano di Idrobiologia 48: 127-148.

Other scientific publications

2006

Jeppesen, E., Christoffersen, K., Kamp-Nielsen, L., Landkildehus, F., Lauridsen, T.L., Kristensen, T.B., Liboriussen, L., Meerhoff, M., Pedersen, A.R., Søndergaard, M. & Søndergaard, M. (2006): Klimaforandringers betydning for søer. I: Søndergaard, M., Kronvang. B., Pejrup, M. og Sand-Jensen, K. (red.): Vand og vejr om 100 år. Klimaforandringer og det danske vandmiljø. Hovedland. s. 74-89.

2005

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L. (2005): Shallow Lakes : Effects of Nutrient Loading and How to Remedy Eutrophication. I: Encyclopedia of Life Support Systems (EOLSS): Developed under the Auspices of the UNESCO. Oxford, UK: Eolss Publishers. 12 pp.
Electronic version

2000

Landkildehus, F., Lauridsen, T.L., Jensen, J.P. & Amsinck, S. (2000): Lake Investigations in Lille Sødal. In: Caning, K. & Rasch, M. (eds.): Zackenberg Ecological Research Operations, ZERO, 5th Annual Report 1999. Danish Polar Center. pp. 54-55.

Schierup, H., Christoffersen, K., Vadeboncoeur, Y., Landkildehus, F., Lauridsen, T.L., Jensen, J.P., Amsinck, S. & Jeppesen, E. (2000): Freshwater Studies. In: Caning, K. & Rasch, M. (eds.): Zackenberg Ecological Research Operations, ZERO, 5th Annual Report 1999. Danish Polar Center. pp. 52-53.

Theses

1995

Lauridsen, T.L. (1995): Submerged Macrophytes as a Restoration Tool in Lakes - with Main Emphasis on the Indirect Effect. PhD thesis = Undervandsvegetation som restaureringsværktøj i søer - med hovedvægt lagt på den indirekte effekt. Licentiatafhandling. National Environmental Research Institute. 148 pp.

NERI Technical Reports and consultancy publications

2007

Gunn, I.D.M., Carcalho, L., Dudley, B.J., Gacia, E., Hellsten, S., Hennessy, M., Lauridsen, T.L., Leka, J., Vörös, L. & Vlek, H.E. (2007): Report on ALTER-Net Workshop: Assessing Biodiversity Trends in European Lakes. Contribution to ALTER-Net R2 (Biodiversity assessment and change) Work Package, CEH Edinburgh, 17-18 Oct 2006. Edinburgh: Centre for Ecology and Hydrology - CEH. 35 pp.
Electronic version

Søgaard, B., Skov, F., Pihl, S., Nygaard, B., Laursen, K., Fredshavn, J.R., Ejrnæs, R., Clausen, P., Bregnballe, T., Madsen, J., Baattrup-Pedersen, A., Lauridsen, T.L., Søndergaard, M., Aude, E., Riis-Nielsen, T., Buttenschøn, R.M., Møller, P. & Nielsen, K.E. (2007): Criteria for favourable conservation status in Denmark. - Natural habitat types and species covered by the EEC Habitats Directive and birds covered by the EEC BirdS Directive. National Environmental Research Institute, University of Aarhus. - NERI Technical Report 647: 92 pp. (electronic).
Electronic version

2006

Andersen, J.M., Boutrup, S., Bijl, L. van der, Svendsen, L.M., Bøgestrand, J., Grant, R., Lauridsen, T.L., Ellermann, T., Ærtebjerg, G., Nielsen, K.E., Søgaard, B., Jørgensen, L.F. & Dahlgren, K. (2006): Aquatic and Terrestrial Environment 2004. State and trends - technical summary. National Environmental Research Institute. - NERI Technical report no. 579: 136 pp. (electronic).
Electronic version

Lauridsen, T.L., Schlüter, L., Jørgensen, T.B. & Krogh, G. (2006): Kan pigmentanalyser erstatte algetællinger? - Vand & Jord 13(4): 124-128.

Søndergaard, M., Landkildehus, F., Lauridsen, T.L. & Krog, G. (2006): Søerne i De Vestlige Vejler. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 572: 55 s. (elektronisk).
Electronic version

2005

Andersen, J.M., Boutrup, S., van der Bijl, L., Svendsen, L.M., Bøgestrand, J., Grant, R., Lauridsen, T.L., Ellermann, T., Ærtebjerg, G., Nielsen, K.E., Søgaard, B., Jørgensen, L.F. & Dahlgren, K. (2005): Vandmiljø og Natur 2004. Tilstand og udvikling - faglig sammenfatning. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 558: 132 s. (elektronisk).
Electronic version

Lauridsen, T.L., Jensen, J.P., Søndergaard, M., Jeppesen, E., Strzelczak, A. & Sortkjær, L. (2005): Søer 2004. NOVANA. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 553: 62 s. (elektronisk).
Electronic version

2004

Jensen, J.P., Søndergaard, M., Jeppesen, E., Lauridsen, T.L., Liboriussen, L., Landkildehus, F. & Sortkjær, L. (2004): Søer 2003. NOVA 2003. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 515: 85 s. (elektronisk).
Electronic version

2003

Jensen, J.P., Bjerring, R., Jakobsen, T.S., Søndergaard, M., Lauridsen, T.L. & Sortkjær, L. (2003): Søer 2002. NOVA 2003. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 469: 63 s. (elektronisk).
Electronic version

Lauridsen, T.L., Friberg-Jensen, U. & Christoffersen, K. (2003): Effekter af cypermethrin, azoxystrobin og bentazon på limniske invertebrater. Miljøstyrelsen. - Bekæmpelsesmiddelforskning fra Miljøstyrelsen 76: 96 s.

Søgaard, B., Skov, F., Ejrnæs, R., Nielsen, K.E., Pihl, S., Clausen, P., Laursen, K., Bregnballe, T., Madsen, J., Baattrup-Pedersen, A., Søndergaard, M., Lauridsen, T.L., Møller, P.F., Riis-Nielsen, T., Buttenschøn, R.M., Fredshavn, J.R., Aude, E. & Nygaard, B. (2003): Kriterier for gunstig bevaringsstatus. Naturtyper og arter omfattet af EF-habitatdirektivet & fugle omfattet af EF-fuglebeskyttelsesdirektivet. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 457: 460 s. (elektronisk).
Electronic version

Søndergaard, M., Lauridsen, T.L., Aaser, H.F., Kanstrup, E. (2003): Udviklingen i Vest Stadil Fjord 2001-2002 . Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 458: 25 s. (elektronisk).
Electronic version

2002

Jeppesen, E., Søndergaard, M., Amsinck, S., Jensen, J.P., Lauridsen, T.L., Pedersen, L.K., Landkildehus, F., Nielsen, K., Ryves, D., Bennike, O., Krog, G., Christensen, I. & Schriver, P. (2002): Søerne i De Østlige Vejler. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 394: 90 s.
Electronic version

2001

Jensen, J.P., Søndergaard, M., Jeppesen, E., Bjerring Olsen, R., Landkildehus, F., Lauridsen, T.L., Sortkjær, L. & Poulsen, A.M. (2001): Søer 2000. NOVA 2003. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 377: 104 s. (elektronisk).
Electronic version

Lauridsen, T.L. & Wiggers, L. (2001): Pesticider i Bryrup Langsø. - Vand & Jord 8(4): 154-159.

Møhlenberg, F., Petersen, S., Gustavson, K., Lauridsen, T. & Friberg, N. (2001): Mesocosm Experiments in the Approval Procedure for Pesticides. A Litterature Study on Effects of Mesocosm Characteristics and Validity of Extrapolation Methods to Protect Sensitive Species. Danish Environmental Protection Agency. - Pesticides Research 56: 110 pp.

Søndergaard, M., Madsen, J., Hald, A.B., Aaser, H.F., Elmeros, M., Kristensen, P., Clausen, P. & Lauridsen, T.L. (2001): Vest Stadil Fjord før og efter vandstandshævning. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 355: 54 s. (elektronisk).
Electronic version

2000

Jensen, J.P., Søndergaard, M., Jeppesen, E., Olsen, R. B., Landkildehus, F., Lauridsen, T.L., Sortkjær, L. & Poulsen, A.M. (2000): Søer 1999. NOVA 2003. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 335: 108 s.
Electronic version

1999

Jensen, J.P., Søndergaard, M., Jeppesen, E., Lauridsen, T.L. & Sortkjær, L. (1999): Søer 1998. NOVA 2003. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 291: 104 s.
Electronic version

Lauridsen, T.L., Jensen, J.P., Berg, S., Michelsen, K., Rugaard, T., Schriver, P. & Rasmussen, A.C. (1999): Fiskeyngelundersøgelser i søer. Metoder til anvendelse i søer i det Nationale Overvågningsprogram for Vandmiljøet. NOVA 2003. Danmarks Miljøundersøgelser. - Teknisk anvisning fra DMU 14: 46 s. (elektronisk).
Electronic version

1998

Jensen, J.P., Jeppesen, E., Søndergaard, M., Lauridsen, T.L. & Sortkjær, L. (1998): Ferske vandområder - Søer. Vandmiljøplanens Overvågningsprogram 1997. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 251: 102 s.
Electronic version

Jeppesen, E., Søndergaard, M., Dall, E., Rasmussen, A., Lauridsen, T.L. & Mortensen, E. (1998): Væng Sø. Biomanipulation. I: Søndergaard, M.(red.), Jeppesen, E.(red.), Jensen, J.P. (red.), Lauridsen, T.L., Müller, J.P., Jerl Jensen, H., Berg, S. & Hvidt, C.: Sørestaurering i Danmark. Metoder, erfaringer og anbefalinger. Miljøstyrelsen. - Miljønyt 28: 245-258.

Lauridsen, T.L. (1998): Udplantning af undervandsplanter i Engelsholm Sø, Vejle Amt, 1995-1998. Statusrapport fra DMU. Danmarks Miljøundersøgelser. 27 s.

Søndergaard, M.(red.), Jeppesen, E.(red.), Jensen, J.P. (red.), Lauridsen, T.L., Müller, J.P., Jerl Jensen, H., Berg, S. & Hvidt, C. (1998): Sørestaurering i Danmark. Metoder, erfaringer og anbefalinger. Miljøstyrelsen. - Miljønyt 28: 289 s.

1997

Jensen, J.P., Søndergaard, M., Jeppesen, E., Lauridsen, T.L. & Sortkjær, L. (1997): Ferske vandområder - Søer. Vandmiljøplanens Overvågningsprogram 1996. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 211: 103 s.
Electronic version

Jeppesen, E., Søndergaard, M., Jensen, J.P., Lauridsen, T.L., Jacobsen, L. & Berg, S. (1997): Biologiske samfund og samspil i lavvandede søer. - Vand & Jord 4(6): 223-228.

Lauridsen, T.L., Hald Møller, P. & Delphin, P. (1997): Genetablering af undervandsvegetation. - Vand & Jord 4(3): 97-100.

Lauridsen, T.L., Junge Pedersen, L., Jeppesen, E. & Søndergaard, M. (1997): Dyreplanktons horisontale vandringer. - Vand & Jord 4(6): 229-231.

1996

Moeslund, B., Hald Møller, P., Schriver, P., Lauridsen, T. & Windolf, J. (1996): Vegetationsundersøgelser i søer. Metoder til anvendelse i søer i Vandmiljøplanens Overvågningsprogram. Danmarks Miljøundersøgelser. - Teknisk anvisning fra DMU 12: 41 s.

1995

Jensen, J.P., Jeppesen, E., Søndergaard, M., Windolf, J., Lauridsen, T. & Sortkjær, L. (1995): Ferske vandområder : søer. Vandmiljøplanens Overvågningsprogram 1994. Danmarks Miljøundersøgelser. - Faglig rapport fra DMU 139: 115 s.
Electronic version

Jeppesen, E., Søndergaard, M., Lauridsen, T.L. & Jensen, J.P. (1995): Hvordan får vi naturen tilbage til søerne ? Naturen tur-retur. Om naturovervågning og naturforvaltning. Skov- og Naturstyrelsen. s. 72-79.

1994

Jeppesen, E., Søndergaard, M., Lauridsen, T., Berg, S., Jacobsen, L. & Christoffersen, K. (1994): Mod klarvandede søer. Alternative stabile tilstande i lavvandede ferskvandssøer. - Miljøforskning 12: 8-11.

Technical Instructions

2007

Lauridsen, T.L., Søndergaard, M., Jeppesen, E. & Jørgensen, T.B. (2007): Undersøgelser i søer. NOVANA og DEVANO overvågningsprogram. Danmarks Miljøundersøgelser, Aarhus Universitet. - Teknisk anvisning fra DMU 25: 163 s. (elektronisk).
Electronic version

2005

Lauridsen, T.L., Søndergaard, M., Jensen, J.P. & Jeppesen, E. (red.) (2005): Undersøgelser i søer. NOVANA . Danmarks Miljøundersøgelser. - Teknisk anvisning fra DMU 22: 233 s. (elektronisk).
Electronic version

Popular articles and reports

2005

Andersen, J.M. (red.), Jensen, P.N., Olsen, H.-M., Thomsen, R., Thorling, L., Grevy, I.T., Bidstrup, J., Madsen, H.B., Jørgensen, L.F., Laursen, K.D., Pedersen, M.W., Ellermann, T., Grant, R., Lauridsen, T.L., Skriver, J., Svendsen, L.M. & Ærtebjerg, G. (2005): Vandmiljøindsatsen. Forlaget Hovedland. - MiljøBiblioteket 9: 152 s.
Electronic version

2004

Lauridsen, T.L., Friberg-Jensen, U. & Christoffersen, K. (2004): Sprøjtemidler forringer hvirvelløse dyrs liv. - Ny Viden fra Miljøstyrelsen 1: 102-107.

Løkke, H., Friberg, N., Baattrup-Pedersen, A., Lauridsen, T.L. & Ravn, H.W. (2004): Effekt af pesticider i vandmiljøet og på randområder. Måling af afdrift ved brug af biokemiske plantebiomarkører. - MånedsMagasinet Mark 2004(1): 89.

2002

Lauridsen, T. & Søndergaard, M. (2002): Udplante undervandsplanter. Fiskepleje (www-side). Danmarks Fiskeriundersøgelser. 3 s.
Electronic version

Søndergaard, M., Jeppesen, E., Jensen, J.P. & Lauridsen, T. (2002): Genskabe klarvandede søer. Fiskepleje (www-side). Danmarks Fiskeriundersøgelser. 4 s.
Electronic version

Søndergaard, M., Jeppesen, E., Jensen, J.P. & Lauridsen, T. (2002): Søens økosystem. Fiskepleje (www-side). Danmarks Fiskeriundersøgelser. 4 s.
Electronic version

1997

Lauridsen, T.L., Jeppesen, E. & Mitchell, S. (1997): En fiskeundersøgelse i New Zealandske søer. - Ferskvandsfiskeribladet 95(1): 6-9.

Conference presentations

2007

Jeppesen, E., Lauridsen, T.L., Søndergaard, M. & Liboriussen, L.: Response of lakes and their fish communities to reduced nutrient loading. SIL 2007 - 30th Congress of the International Association of Theoretical and Applied Limnology , Redefining Theoretical and Applied Limonology for the 21st Century, Montréal Convention Centre, Montreal, Canada, August 12-18, 2007.

Lauridsen, T.L.: Biodiversity of zooplankton along a latitude and nutrient gradient . Workshop on Biodiversity, nutrients and climate change, Burwalls Conference Centre, Bristol, England, 1-5 July 2007.

Lauridsen, T.L., Kronvang, B., Jeppesen, E. & Hansen, J.L.S.: Ecological effects of climate change on aquatic ecosystems - from catchments to ecoregions. Initiative on Climate Change Adaptation and Mitigation, PEER Climate Workshop: Project Ideas , Alterra, Wageningen, The Netherlands, 7-8 November 2007.

Lauridsen, T.L., Landkildehus, F. & Jeppesen, E.: How to calculate the fish stock population in lakes - a comparison of different methods. Fish Stock Assessment Methods for Lakes and Reservoirs, Towards the true picture of fish stock, University of Ceske Budejovice, Czech Republic, September 11-15, 2007.

Ventura, M., Liboriussen, L., Landkildehus, F., Lauridsen, T.L. & Jeppesen, E.: Effects of increasing temperature and nutrient concentration on the trophic relationships and food web structure in shallow lakes: Results from a mesocosm climate experiment. SIL 2007 30th Congress of the International Association of Theoretical and Applied Limnology - SIL, Redefining Theoretical and Applied Limonology for the 21st Century, Montréal Convention Centre, Montreal, Canada, August 12-18, 2007.

2006

Jeppesen, E., Søndergaard, M., Lauridsen, T.L., Meerhoff, M. & Bayley, S.: Trophic dynamics in shallow lakes: the role of nitrogen, fish, water level and climate. ASLO Summer Meeting 2006, Global Challenges Facing Oceanography and Limnology, Victoria, Canada, June 4-9, 2006.

Lauridsen, T.L., Pedersen, A.R., Liboriussen, L., Jeppesen, E. & Landkildehus, F.: Effekter af et varmere klima på et plantesamfund bestående af Kruset vandaks (Potamogeton crispus) og Vandpest (Elodea canadensis). Resultater fra et to-årigt mesokosmos forsøg samt supplerende korttidsforsøg. Poster præsenteret ved Ferskvandssymposium , Aarhus Universitet, 18.-19. januar 2006.

Lauridsen, T.L., Søndergaard, M., Amsinck, S.L. & Jeppesen, E.: The use of biological variables in the setting up nutrient criteria for freshwater lakes in a cultural landscape. ASLO Summer Meeting 2006, Global Challenges Facing Oceanography and Limnology, Victoria, Canada, June 4-9, 2006.

2005

Amsinck, S.L., Jeppesen, E., Lauridsen, T.L. & Landkildehus, F.: Cladoceran distribution and community structure and their relationships to environmental variables in 30 Faroese lakes - Evidence from contemporary data and sediments. Shallow Lakes in a changing world, The 5th International Symposium on the ecology and management of Shallow Lakes , Dalfsen, The Netherlands, 5-9 June 2005.

Christensen, J.B., Friberg, N., Lauridsen, T.L., Olafsson, J.S. & Gislason, G.M.: Biological structure of Icelandic streams contrasting in geothermal influence. SEFS 4 - Fourth Symposium for European Freshwater Sciences, Krakow, Poland, 22-26 August 2005.

Declerck, S., Vandekerkhove, J., Johansson, L.S., Muylaert, K., Conde-Porcuna, J.M., Van der Gucht, K., Pérez-Martínez, C., Lauridsen, T.L., Schwenk, K., Zwart, G., Jeppesen, E., Vyverman, W., Brendonck, L. & De Meester, L.: Community structure in multiple aquatic organism groups: patterns of concordance along gradients of water plant cover, total phosphorus and lake size . Shallow Lakes in a changing world, The 5th International Symposium on the ecology and management of Shallow Lakes, Dalfsen, The Netherlands, 5-9 June 2005.

Jeppesen, E., Søndergaard, M., Jensen, J.P., Lauridsen, T.L., Hoyer, M.V., Bachmann, R.W. & Canfield, D.E.: Shallow lakes, global warming and restoration. Keynote lecture at Shallow Lakes in a changing world, The 5th International Symposium on the ecology and management of Shallow Lakes, Dalfsen, The Netherlands, 5-9 June 2005.

Lauridsen, T.L., Liboriussen, L., Landkildehus, F., Jeppesen, E. & Søndergaard, M.: Change in the seasonality of macrophyte growth and senescence: results from a pond experiment. EUROLIMPACS WP3 Seasonality Workshop, Silkeborg, Denmark, 4-6 April 2005.

Meerhoff, M., Jeppesen, E., Liboriussen, L., Bramm, M.E., Landkildehus, F., Lauridsen, T.L. & Søndergaard, M.: Response of shallow lake communities to experimental climate warming. Poster presented at Shallow Lakes in a changing world, The 5th International Symposium on the ecology and management of Shallow Lakes, Dalfsen, The Netherlands, 5-9 June 2005.

Søndergaard, M., Lauridsen, T.L., Amsinck, S.L., Jensen, J.P. & Jeppesen, E.: The use of submerged macrophytes as an indicator of water quality in freshwater lakes. ASLO Summer Meeting 2005, A Pilgrimage Through Global Sciences, Santiago de Compostela, Spain, June 19-24, 2005.

2004

Jeppesen, E., Søndergaard, M. & Lauridsen, T.L.: Macrophyte-fish-zooplankton-phytoplankton interactions - a summary of numerous experiments conducted over the last 10 years. 7th INTECOL International Wetlands Conference, University of Utrecht, The Netherlands, 25-30 July 2004.

Jeppesen, E., Søndergaard, M., Jensen, J.P., Lauridsen, T.L. & Amsinck, S.L.: The role of fish for water quality: evidence from monitoring data, experiments and biological fossils in the sediment. Invited speech at the International Seminar on Biomanipulation and Restoration of Freshwater Lakes, University of the Azores, Ponta Delgada, Portugal, 1 March 2004.

Jeppesen, E., Søndergaard, M., Jensen, J.P., Lauridsen, T.L. & Meerhoff, M.: The ecosystem role of aquatic macrophytes in lakes. Symposium of Aquatic Plant Biology in Freshwater Habitats, Wuhan, China, 9-14 October, 2004.

Lauridsen, T.L., Friberg-Jensen, U. & Christoffersen, K.: Effekter af cypermethrin, azoxystrobin og bentazon på limniske invertebrater. Miljøstyrelsens Pesticidforskningsseminar, Koldingfjord Hotel, Danmark, 26-27. januar 2004.

Lauridsen, T.L., Jeppesen, E., Declerck, S., Christoffersen, K., Conde Porcuna, J.M. & De Meester, L.: The BIOMAN results compared to other studies on biodiversity in shallow lakes. 7th INTECOL International Wetlands Conference, University of Utrecht, The Netherlands, 25-30 July 2004.

Lauridsen, T.L., Jeppesen, E., Overgård, M., Søndergaard, M., Pedersen, A.R. & Landkildehus, F.: Variations in habitat selection of zooplankton in a turbid and a clear water shallow lake during a one-year period. Poster presented at Behaviour and ecology of freshwater fish: Linking ecology and individual behaviour. International Conference, Freshwater Centre, Silkeborg, Denmark, 22-26 August, 2004.

2003

Amsinck, S.L., Jeppesen, E., Lauridsen, T.L. & Landkildehus, F.: Cladoceran remains in the surface sediment of Faroese lakes. NORLAKE Symposium, Gjern Søhøjland, Silkeborg, Denmark, 18-21 October 2003.

Lauridsen, T.L., Hansson, L.-A., Amsinck, S.L. & Bjerring, R.: Zooplankton in the Norlake lakes - changes along a climate gradient. NORLAKE Symposium, Gjern Søhøjland, Silkeborg, Denmark, 18-21 October 2003.

2002

Berg, S., Jeppesen, E., Lauridsen, T., Müller, J.P., Jerl Jensen, H., Jepsen, N. & Skov, C.: Five Methods to Determine the Fish Population in Lakes Evaluated by a Complete Drawdown. Poster presented at Shallow Lakes 2002 International Conference on Limnology of Shallow Lakes, Balatonfüred, Hungary, 25-30 May 2002.

Jeppesen, E., Jensen, J.P., Søndergaard, M., Hoyer, M., Lauridsen, T.L. & Christoffersen, K.: Global Climate Warming and Shallow Lakes. Invited speech at Shallow Lakes 2002 International Conference on Limnology of Shallow Lakes, Balatonfüred, Hungary, 25-30 May 2002.

Lauridsen, T.L., Friberg, N., Kronvang, B., & Iversen, H.L.: Pesticider i vandløb og søer. Koncentrationer og effekter. Natur- og Miljøforskningskonference, H.C. Ørsted Institutet, København, 22.-23. august 2002.

Lauridsen, T.L., Jeppesen, E., Jensen, J.P. & Søndergaard, M.: Response of Submerged Macrophytes Following Redudctions in Nutrient Loading and in Combination with Biomanipulation. Shallow Lakes 2002 International Conference on Limnology of Shallow Lakes, Balatonfüred, Hungary, 25-30 May 2002.

Søndergaard, M., Jeppesen, E., Amsinck, S., Jensen, J.P., Lauridsen, T.L., Landkildehus, F. & Nielsen, K.: Brakvandssøer. Struktur og funktion. Natur- og Miljøforskningskonference, H.C. Ørsted Institutet, København, 22.-23. august 2002.

2001

Lauridsen, T.: Status of Catchment Area, Nutrients and Macrophytes in the Danish BIOMAN Lakes. 2nd Workshop BIOMAN Project, University of Granada, Spain, March 7-9, 2001.

Lauridsen, T.: Zooplankton in Faroese Lakes. NORLAKE Workshop, Herdla, Norway, October 11-14, 2001.

Lauridsen, T.L. & Wiggers, L.: Pesticides in a Mesotrophic Danish Lake and its Inlet. Poster presented at the 8th Symposium on the Chemistry and Fate of Modern Pesticides, The Royal Veterinary and Agricultural University, Copenhagen, Denmark, August 21-24, 2001.

Lauridsen, T.L., Jeppesen, E., Søndergaard, M. & Jensen, J.P.: Response of Submerged Macrophytes in Danish Lakes following Reductions in Nutrient Loading only and in Combination with Biomanipulation. 21st International Symposium of NALMS - North American Lake Management Society, 2001, A Lake Odyssey - Bridging the Gaps between Science, Policy and Practice, Madison, Wisconsin, USA, November 7-9, 2001.

2000

Jeppesen, E., Christoffersen, K., Landkildehus, F., Lauridsen, T.L., Jensen, J.P., Amsinck, S., Søndergaard, M. & Johansson, L.S.: The Structuring Role of Fish in 81 Arctic and High Arctic Lakes in Greenland. Preliminary Results. Poster presented at the International Symposium on High Mountain Lakes and Streams, Indicators of a Changing World, Innsbruck, Austria, September 4-8, 2000.

Jeppesen, E., Jensen, J.P., Lauridsen, T.L.,Faafeng, B., Hessen, D., Christoffersen, K., Landkildehus, F., Mitchell, S. & Søndergaard, M.: Top-Down Control in Temperate and Arctic Lakes - Changes along a Nutrient Gradient. International Symposium on High Mountain Lakes and Streams, Indicators of a Changing World, Innsbruck, Austria, September 4-8, 2000.

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L.: Changes in Trophic Structure along a Gradient in Fish and Nutrients in Northern Lakes with Special Emphasis on the Role of Submerged Macrophytes. Invited speech at the Laboratory of Aquatic Ecology, Catholic University of Leuven, Belgium, March 5, 2000.

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L.: Changes in Trophic Structure along a Nutrient Gradient in Freshwater and Brakish Lakes with Special Emphasis on Alternative Stable States. Invited speech at the Max-Planck Institute, Cologne, Germany, January 26, 2000.

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L.: Trophic Dynamics in Temperate and Arctic Lakes with Special Emphasis on the Role of Submerged Macrophytes. Invited speech at the Norwegian Institute for Water Research, NIVA, Oslo, Norway, March 24, 2000.

Jeppesen, E., Søndergaard, M., Lauridsen, T.L., Landkildehus, F. & Johansson, L.S.: Changes in Trophic Interactions along a Gradient in Nutrients and Salinity in Brackish Lakes. II. Enclosure Experiments. Poster presented at ASLO 2000 Aquatic Sciences Meeting, Research Across Boundaries, Copenhagen, Denmark, June 5-9, 2000.

Lauridsen, T.L., Søndergaard, M., Jeppesen, E. & Landkildehus, F.: Importance of Submerged Macrophytes and Fish for Eurytemora affinis in a Brackish Lake. Poster presented at ASLO 2000 Aquatic Sciences Meeting, Research Across Boundaries, Copenhagen, Denmark, June 5-9, 2000.

1999

Jensen, J.P., Søndergaard, M., Jeppesen, E. & Lauridsen, T.L.: Vandkvaliteten i danske søer. Den nuværende tilstand og udvikling. Poster præsenteret ved Dansk Miljøforskning 1999, H.C. Ørsted Institutet, København, 19.-20. august 1999.

Jensen, J.P., Søndergaard, M., Jeppesen, E. Lauridsen, T.L.: Water quality of Danish Lakes. Monitoring, Current State and Development. Poster presented at 8th International Conference on the Conservation and Management of Lakes, Lake '99 Conference, Copenhagen, Denmark, May 17-21, 1999.

Jeppesen, E., Jensen, J.P., Lauridsen, T.L., Faafeng, B., Hessen, D., Christoffersen, K., Landkildehus, F., Mitchell, S. & Søndergaard, M.: The Impact of Fish on Cladoceran Community Structure in Lakes. The Role of Nutrient State, Lake Depth and Season. Vth International Symposium on Cladocera, Ploen, Germany, September 14-18, 1999.

Jeppesen, E., Søndergaard, M., Lauridsen, T.L., Jensen, J.P., Kronvang, B. & Svendsen, L.M.: Lake and Catchment Management in Denmark. Invited speech at 8th International Conference on the Conservation and Management of Lakes, Lake '99 Conference, Copenhagen, Denmark, May 17-21, 1999.

Lauridsen, T.L. & Jeppesen, E.: Lake Research in West- and Northeast Greenland. Inviteret indlæg ved Seminar, Biologisk Institut, Odense Universitet, 1. december 1999.

Lauridsen, T.L., Jeppesen, E., Landkildehus, F., Christoffersen, K. & Søndergaard, M.: Horizontal Distribution of Cladocerans in Greenland Lakes. Vth International Symposium on Cladocera, Ploen, Germany, September 14-18, 1999.

Lauridsen, T.L., Jeppesen, E., Landkildehus, F., Christoffersen, K. & Søndergaard, M.: Horizontal Distribution of Zooplankton in Danish and Greenland Lakes. The NORLAKE Workshop, Reykholt, Iceland, September30-October 4, 1999.

Lauridsen, T.L., Møller, P.H. & Pedersen, L.E.: Restaurering af en næringsrig dansk sø ved hjælp af opfiskning og udplantning af undervandsplanter. Poster præsenteret ved Dansk Miljøforskning 1999, H.C. Ørsted Institutet, København, 19.-20. august 1999.

Lauridsen, T.L., Møller, P.H. & Pedersen, L.E.: Restoration of a Eutrophic Danish Lake by Fish Removal and Introduction of Submerged Macrophytes. Poster presented at 8th International Conference on the Conservation and Management of Lakes, Lake '99 Conference, Copenhagen, Denmark, May 17-21, 1999.

1998

Jeppesen, E., Jensen, J.P., Søndergaard, M. & Lauridsen, T.L.: Trophic Structure and Dynamics in the Pelagial of Eutrophic Lakes with Contrasting Macrophyte Densities. Shallow Lakes '98 International Conference on Trophic Interactions in Shallow Freshwater and Brackish Lakes, Blossin, Germany, August 3-8, 1998.

Jeppesen, E., Søndergaard, M., Jensen, J.P. & Lauridsen, T.L.: The Structuring Role of Submerged Macrophytes in Shallow Lakes. Invited Speech at the EU-SWALE Meeting, Valencia, Spain, October 15-19, 1998.

Lauridsen, T.L.: Diel Horizontal Migration and Horizontal Distribution of Cladocerans in Shallow Lakes. Invited Speech at the Limnological Institute, University of Konstanz, Germany, December 14, 1998.

Lauridsen, T.L., Jeppesen, E., Mitchell, S.F., Lodge, D.M. & Burks, R.: Horizontal Distribution of Zooplankton in Lakes with Contrasting Fish Densities. Shallow Lakes '98 International Conference on Trophic Interactions in Shallow Freshwater and Brackish Lakes, Blossin, Germany, August 3-8, 1998.

Lauridsen, T.L., Sandsten, H. & Hald Møller, P.: Introduction of Submerged Macrophytes in a Eutrophic Danish Fish-Manipulated Lake. 18th International Symposium of the North American Lake Management Society, Banff, Canada, November 10-13, 1998.

1996

Lauridsen, T.L.: Horizontal Migration of Zooplankton. Predator-Mediated Use of Macrophytes in Shallow Lakes. Workshop on The Role of Submerged Macrophytes in Structuring the Biological Community of Bio-Geochemical Dynamics in Lakes, Silkeborg, Denmark, June 16-20, 1996.

Lauridsen, T.L.: Impact of Fish on Diel Horizontal Distribution and Migration of Zooplankton in Shallow Lakes. Invited Speech. Departmental Seminar, Max Planck Institute, Plön, Germany, May 23, 1996.

Lauridsen, T.L.: Interannual Variations of the Aquatic Vegetation in Selected Danish Lakes. Workshop on Dynamics of Submerged Vegetation in Shallow Lakes, Broddetorp, Sweden, September 1996.

Lauridsen, T.L.: The Impact of Fish on Horizontal Distribution and Migration of Zooplankton in Lakes. Invited Speech. Departmental Seminar, University of Otago, Dept. of Zoology, Dunedin, New Zealand, February 1996.

1995

Lauridsen, T.L., Junge Pedersen, L., Søndergaard, M. & Jeppesen, E.: Horizontal Migration of Daphnia in the Littoral. Importance of Macrophytes and Fish. Program/Book of Abstracts. ASLO 1995 Meeting American Society of Limnology & Oceanography, University of Nevada, Reno, USA, June 11-15, 1995.

1994

Lauridsen, T.: Horizontal Migration of Zooplankton. Responses to Macrophytes and Fish. Seminars at Notre Dame University, Indiana and, Center for Limnology, Wisconsin, USA, October 10-11, 1994.

Lauridsen, T.: Horizontal Migration of Zooplankton in the Littoral Zone of Shallow Lakes. Symposium at the Institute of Limnology and Ecology, University of Lund, Sweden, April 6, 1994.

Lauridsen, T.: Importance of Macrophytes on Migration of Zooplankton in a Shallow Lake. Cascade Project Winter Agenda, University of Wisconsin, Madison, USA, January 1994.

Lauridsen, T.L., Junge Pedersen, L., Jeppesen, E. & Søndergaard, M.: Horizontal Migration of Zooplankton in the Littoral Zone in Some Shallow Danish Lakes. 14th Annual International Symposium, North American Lake Management Society, Orlando, Florida, USA, October 31 - November 5, 1994 - Lake and Reservoir Management 9(2): 91 pp.