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Documents disponibles écrits par cet auteur (20)
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Article
Karsten Laursen, Auteur ; Thomas Bregnballe, Auteur ; Romke Kleefstra, Auteur ; John Frikke, Auteur ; Klaus Günther, Auteur ; Menno Hornman, Auteur ; Claus L. Pedersen, Auteur ; Jan Blew, Auteur ; Anders Pape Møller, AuteurRegime shifts are likely to have strong impacts on all trophic levels and their interactions. In addition, weather conditions and sea level rise together with tidal currents may change sediment morphology in coastal areas and estuaries. Here, we[...]
Article
Karsten Laursen, Auteur ; Anders Pape Moller, Auteur
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Anthony D. Fox, Auteur ; Jón Einar Jónsson, Auteur ; Tomas Aarvak, Auteur ; Thomas Bregnballe, Auteur ; Thomas Kjær Christensen, Auteur ; Kevin Kuhlmann Clausen, Auteur ; Preben Clausen, Auteur ; Lars Dalby, Auteur ; Thomas Eske Holm, Auteur ; Diego Pavon-Jordan, Auteur ; Karsten Laursen, Auteur ; Aleksi Lehikoinen, Auteur ; Svein-Hakon Lorentsen, Auteur ; Anders Pape Møller, Auteur ; Mikael Nordstrom, Auteur ; Markus Ost, Auteur ; Par Soderquist, Auteur ; Ole Roland Therkildsen, AuteurWe review the current and future threats to duck populations that breed, stage, moult and/or winter in the Nordic countries. Migratory duck species are sensitive indicators of their changing environment, and their societal value confirms the nee[...]
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Thomas E. Holm, Auteur ; Karsten Laursen, AuteurCapsule In hedgerows near roads with fast and frequent traffic, the mortality of Great Tit Parus major broods was higher than in hedgerows with less traffic and hedgerows with no disturbance.
Article
Thomas E. Holm, Auteur ; Karsten Laursen, AuteurCapsule In hedgerows near roads with fast and frequent traffic, the mortality of Great Tit Parus major broods was higher than in hedgerows with less traffic and hedgerows with no disturbance.
Article
Thomas E. Holm, Auteur ; Karsten Laursen, Auteur ; Preben Clausen, AuteurCapsule Birds using a shooting-free area are markedly influenced by close-by shooting. Aims To examine changes in distribution, feeding ecology and food supply of Common Coots before and after the beginning of hunting on adjacent salt marshes. M[...]
Article
Thomas E. Holm, Auteur ; Karsten Laursen, Auteur ; Preben Clausen, AuteurCapsule Birds using a shooting-free area are markedly influenced by close-by shooting. Aims To examine changes in distribution, feeding ecology and food supply of Common Coots before and after the beginning of hunting on adjacent salt marshes. M[...]
Article
Karsten Laursen, Auteur ; Per Sand Kristensen, Auteur ; Preben Clausen, AuteurWe assessed the blue mussel Mytilus edulis fishery management scheme introduced in 1994 in the Danish Wadden Sea that regulate fishing vessels, fishery quota, set-aside for mussel-eating birds and established zones closed to mussel fishery. The [...]
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Karsten Laursen, Auteur ; Per Sand Kristensen, Auteur ; Preben Clausen, AuteurWe assessed the blue mussel Mytilus edulis fishery management scheme introduced in 1994 in the Danish Wadden Sea that regulate fishing vessels, fishery quota, set-aside for mussel-eating birds and established zones closed to mussel fishery. The [...]
Article
Karsten Laursen, Auteur ; John Frikke, AuteurDans Wildfowl (56 2006)A large number of wildlife reserves have been established throughout Europe to protect migratory waterbirds. However, there has been little evaluation of whether they are being managed sustainably. The Danish Wadden Sea became a wildlife reserve[...]
Article
Johan Ekroos, Auteur ; Anthony D. Fox, Auteur ; Thomas K. Christensen, Auteur ; Ib K. Petersen, Auteur ; Mikael Kilpi, Auteur ; Jón E. Jónsson, Auteur ; Martin Green, Auteur ; Karsten Laursen, Auteur ; Anja Cervencl, Auteur ; Peter de Boer, Auteur ; Leif Nilsson, Auteur ; Wlodzimierz Meissner, Auteur ; Stefan Garthe, Auteur ; Markus Ost, AuteurWe report on the status of the Baltic/Wadden Sea flyway Eider population based on trends in breeding and wintering numbers throughout the region, supplemented by changes in the sex ratio and proportion of young Eiders as monitored in the Danish [...]
Article
Karsten Laursen, Auteur ; Thomas Eske Holm, AuteurDisturbance of birds by human recreational activities - an overviewStudies during the last thirty years show that the increasing recreational use of the countryside often has adverse effects on wildlife, including birds, which perceive humans as[...]
Article
Karsten Laursen, Auteur ; Thomas Bregnballe, Auteur ; Ole Roland Therkildsen, Auteur ; Thomas Eske Holm, Auteur ; Rasmus Due Nielsen, AuteurThousands of waterbirds breed, stage, moult and winter in Danish waters in concentrations that require the authorities to protect them according to the EU Birds Directive. In addition to waterbirds, the more than 7000 km of coastline around Denm[...]
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Karsten Laursen, Auteur ; Anders Pape Møller, Auteur ; Thomas Eske Holm, AuteurHunting by humans constitutes a major source of mortality that selects for avoidance strategies. Group formation in eiders Somateria mollissima in response to hunting from motorboats was studied in the Danish Wadden Sea as an avoidance strategy [...]
Article
Lars Maltha Rasmussen, Auteur ; Hans Meltofte, Auteur ; Karsten Laursen, Auteur ; Ole Amstrup, Auteur
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Thomas Eske Holm, Auteur ; Karsten Laursen, AuteurIn Europe, the number of areas supporting breeding Black-tailed Godwit Limosa limosa has halved over the last 30 years. Although the decline has been primarily attributed to habitat deterioration, human disturbance has also been implicated. We u[...]
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Karsten Laursen, Auteur ; John Frikke, Auteur ; Ole Thorup, Auteur ; Ole Amstrup Mogens Bak, Auteur ; Kim Fisher, Auteur ; Lars Maltha Rasmussen, Auteur
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Karsten Laursen, Auteur ; Anna Bodil Hald, AuteurDespite concentrated conservation efforts and targeted agri-environmental schemes, breeding wader species have declined in most western European countries during recent decades. Assuming that wader species aggregate in relation to physical and b[...]
Article
Thomas Eske Holm, Auteur ; Karsten Laursen, Auteur ; Ole Thorup, Auteur ; Ole Amstrup, Auteur ; Mogens Bak, Auteur
