• Anti-parasite treatment and blood biochemistry in raptor nestlings 

      Hanssen, Sveinn Are; Sonne, Christian; Bustnes, Jan Ove; Schnug, Lisbeth; Bourgeon, Sophie; Ballesteros, Manuel; Eulaers, Igor; Moum, Truls Borg; Johnsen, Trond Vidar; Kjelgaard-Hansen, Mads; Herzke, Dorte; Jaspers, Veerle; Covaci, Adrian; Eens, Marcel; Halley, Duncan John; Erikstad, Kjell Einar; Ims, Rolf Anker (Journal article; Peer reviewed, 2017)
      We investigated the effects of parasite removal on various blood clinical–chemical variables (BCCVs). BCCVs are indicators of health, reflecting, e.g., homeostasis of liver, kidney function, and bone metabolism. The study ...
    • Antiparasite treatments reduce humoral immunity and impact oxidative status in raptor nestlings 

      Hanssen, Sveinn Are; Bustnes, Jan Ove; Schnug, Lisbeth; Bourgeon, Sophie; Johnsen, Trond Vidar; Ballesteros, Manuel; Sonne, Christian; Herzke, Dorte; Eulaers, Igor; Jaspers, Veerle; Covaci, Adrian; Eens, Marcel; Halley, Duncan John; Moum, Truls Borg; Ims, Rolf Anker; Erikstad, Kjell E (Journal article; Peer reviewed, 2013)
      Parasites are natural stressors that may have multiple negative effects on their host as they usurp energy and nutrients and may lead to costly immune responses that may cause oxidative stress. At early stages, animals ...
    • Bird feathers as a biomonitor for environmental pollutants: Prospects and pitfalls 

      Jaspers, Veerle; Covaci, Adrian; Herzke, Dorte; Eulaers, Igor; Eens, Marcel (Journal article; Peer reviewed, 2019)
      Due to increasing amounts of hazardous chemicals released into the environment, there is a high demand for developing easy and non-destructive biomonitoring tools. In a recent paper published in Trends in Analytical ...
    • Bird populations most exposed to climate change are less sensitive to climatic variation 

      Bailey, Liam D.; van de Pol, Martijn; Adriaensen, Frank; Arct, Aneta; Barba, Emilio; Bellamy, Paul E.; Bonamour, Suzanne; Bouvier, Jean-Charles; Burgess, Malcolm D.; Charmantier, Anne; Cusimano, Camillo; Doligez, Blandine; Drobniak, Szymon M.; Dubiec, Anna; Eens, Marcel; Eeva, Tapio; Ferns, Peter N.; Goodenough, Anne E.; Hartley, Ian R.; Hinsley, Shelley A.; Ivankina, Elena; Juškaitis, Rimvydas; Kempenaers, Bart; Kerimov, Anvar B.; Lavigne, Claire; Leivits, Agu; Mainwaring, Mark C.; Matthysen, Erik; Nilsson, Jan-Åke; Orell, Markku; Rytkönen, Seppo; Senar, Juan Carlos; Sheldon, Ben C.; Sorace, Alberto; Stenning, Martyn J.; Török, János; van Oers, Kees; Vatka, Emma; Vriend, Stefan J.G.; Visser, Marcel E. (Peer reviewed; Journal article, 2022)
      The phenology of many species shows strong sensitivity to climate change; however, with few large scale intra-specific studies it is unclear how such sensitivity varies over a species’ range. We document large intra-specific ...
    • Can starling eggs be useful as a biomonitoring tool to study organohalogenated contaminants on a worldwide scale? 

      Eens, Marcel; Jaspers, Veerle; Van den Steen, E; Bateson, M; Carere, C; Clergeau, P; Costantini, D; Dolenec, Z; Elliott, JE; Flux, J; Gwinner, H; Halbrook, R. S.; Heeb, Philipp; Mazgajski, Tomasz D.; Moksnes, Arne; Polo, V; Soler, JJ; Sinclair, R; Veiga, JP; Williams, Tony D.; Covaci, Adrian; Pinxten, Rianne (Peer reviewed; Journal article, 2013)
      Large-scale international monitoring studies are important to assess emission patterns and environmental distributions of organohalogenated contaminants (OHCs) on a worldwide scale. In this study, the presence of OHCs was ...
    • Connecting the data landscape of long‐term ecological studies: The SPI‐Birds data hub 

      Culina, Antica; Adriaensen, Frank; Bailey, Liam D.; Burgess, Malcolm; Charmantier, Anne; Cole, Ella F; Eeva, Tapio; Matthysen, Erik; Nater, Chloe Rebecca; Sheldon, Ben C.; Sæther, Bernt-Erik; Vriend, Stefan J.G.; Zajkova, Zuzana; Adamik, Peter; Aplin, Lucy M.; Angulo, Elena; Artemyev, Alexandr; Barba, Emilio; Barišić, Sanja; Belda, Eduardo; Bilgin, Cemal Can; Bleu, Josefa; Both, Christiaan; Bouwhuis, Sandra; Branston, Claire J.; Broggi, Juli; Burke, Terry; Bushuev, Andrey; Camacho, Carlos; Campobello, Daniela; Canal, David; Cantarero, Alejandro; Caro, Samuel P.; Chaine, Alexis; Cauchoix, Maxime; Cichoń, Mariusz; Ćiković, Davor; Cusimano, Camillo A.; Deimel, Caroline; Dhondt, André A.; Dingemanse, Niels J.; Doligez, Blandine; Doutrelant, Claire; Drobniak, Szymon M.; Dubiec, Anna; Eens, Marcel; Erikstad, Kjell E; Espín, Silvia; Farine, Damien R.; Mennerat, Adele (Peer reviewed; Journal article, 2020)
      The integration and synthesis of the data in different areas of science is drastically slowed and hindered by a lack of standards and networking programmes. Long‐term studies of individually marked animals are not an ...
    • Feathers as an integrated measure of organohalogen contamination, its dietary sources and corticosterone in nestlings of a terrestrial bird of prey, the northern Goshawk (Accipiter gentilis) 

      Randulff, Sina Thu; Abbasi, Naeem A.; Eulaers, Igor; Nygård, Torgeir; Covaci, Adrian; Eens, Marcel; Malarvannan, Govindan; Lepoint, Gilles; Løseth, Mari Engvig; Jaspers, Veerle (Peer reviewed; Journal article, 2022)
      In this study, we evaluated the suitability of body feathers, preen oil and plasma for estimation of organohalogen compound (OHC) exposure in northern goshawk Accipiter gentilis nestlings (n = 37; 14 nests). In addition, ...
    • A retrospective investigation of feather corticosterone in a highly contaminated white-tailed eagle (Haliaeetus albicilla) population 

      Hansen, Elisabeth; Sun, Jiachen; Björn, Helander; Bustnes, Jan Ove; Eulaers, Igor; Jaspers, Veerle Leontina B; Covaci, Adrian; Eens, Marcel; Bourgeon, Sophie (Peer reviewed; Journal article, 2023)
      Exposure to persistent organic pollutants (POPs), such as organochlorines (OCs) and polybrominated diphenyl ethers (PBDEs), is associated with adverse health effects in wildlife. Many POPs have been banned and consequently ...
    • A risk assessment of the effects of mercury on Baltic Sea, Greater North Sea and North Atlantic wildlife, fish and bivalves 

      Dietz, Rune; Fort, Jérôme; Sonne, Christian; Albert, Céline; Bustnes, Jan Ove; Christensen, Thomas Kjær; Ciesielski, Tomasz Maciej; Danielsen, Jóhannis; Dastnai, Sam; Eens, Marcel; Erikstad, Kjell E; Galatius, Anders; Garbus, Svend-Erik; Gilg, Oliver; Hanssen, Sveinn Are; Helander, Björn; Helberg, Morten; Jaspers, Veerle; Jenssen, Bjørn Munro; Jónsson, Jón Einar; Kauhala, Kaarina; Kolbeinsson, Yann; Kyhn, Line A.; Labansen, Aili Lage; Larsen, Martin M.; Lindstrøm, Ulf; Reiertsen, Tone Kristin; Rigét, Frank F.; Roos, Anna; Strand, Jakob; Strøm, Hallvard; Søndergaard, Jens; Sun, Jiachen; Teilmann, Jonas; Therkildsen, Ole Roland; Thórarinsson, Thorkell Lindberg; Tjørnløv, Rune Skjold; Wilson, Simon; Eulaers, Igor (Peer reviewed; Journal article, 2020)
      A wide range of species, including marine mammals, seabirds, birds of prey, fish and bivalves, were investigated for potential population health risks resulting from contemporary (post 2000) mercury (Hg) exposure, using ...
    • The role of natural science collections in the biomonitoring of environmental contaminants in apex predators in support of the EU’s zero pollution ambition 

      Movalli, Paola; Koschorreck, Jan; Treu, Gabriele; Slobodnik, Jaroslav; Alygizakis, Nikiforos; Androulakakis, Andreas; Badry, Alexander; Baltag, Emanuel; Barbagli, Fausto; Bauer, Kevin; Biesmeijer, Koos; Borgo, Enrico; Cincinelli, Alessandra; Claßen, Daniela; Danielsson, Sara; Dekker, René; Dietz, Rune; Eens, Marcel; Espín, Silvia; Eulaers, Igor; Frahnert, Sylke; Fuiz, Tibor I.; García-Fernández, Antonio J.; Fuchs, Jérôme; Gkotsis, Georgios; Glowacka, Natalia; Gómez Ramírez, Pilar; Grotti, Marco; Hosner, Peter A:; Johansson, Ulf; Jaspers, Veerle Leontina B; Koureas, Dimitris; Krone, Oliver; Kubin, Eero; Lefevre, Christine; Leivits, Madis; Brutto, Sabrina Lo; Lopes, Ricardo Jorge; Lourenço, Rui; Lymberakis, Petros; Madslien, Knut; Martellini, Tania; Mateo, Rafael; Nika, Maria-Christina; Osborn, Dan; Oswald, Peter; Pauwels, Olivier; Pereira, MGlória; Pezzo, Francesco; Sánchez-Virosta, Pablo (Peer reviewed; Journal article, 2022)
      The chemical industry is the leading sector in the EU in terms of added value. However, contaminants pose a major threat and significant costs to the environment and human health. While EU legislation and international ...
    • Temperature synchronizes temporal variation in laying dates across European hole-nesting passerines 

      Vriend, Stefan J.G.; Grøtan, Vidar; Gamelon, Marlène; Adriaensen, Frank; Ahola, Markus P.; Álvarez, Elena; Bailey, Liam D.; Barba, Emilio; Bouvier, Jean-Charles; Burgess, Malcolm D.; Bushuev, Andrey; Camacho, Carlos; Canal, David; Charmantier, Anne; Cole, Ella F.; Cusimano, Camillo; Doligez, Blandine F.; Drobniak, Szymon M.; Dubiec, Anna; Eens, Marcel; Eeva, Tapio; Erikstad, Kjell E.; Ferns, Peter N.; Goodenough, Anne E.; Hartley, Ian R.; Hinsley, Shelley A.; Ivankina, Elena; Juškaitis, Rimvydas; Kempenaers, Bart; Kerimov, Anvar B.; Kålås, John Atle; Lavigne, Claire; Leivits, Agu; Mainwaring, Mark C.; Martínez-Padilla, Jesús; Matthysen, Erik; van Oers, Kees; Orell, Markku; Pinxten, Rianne; Reiertsen, Tone Kristin; Rytkönen, Seppo; Senar, Juan Carlos; Sheldon, Ben C.; Sorace, Alberto; Török, János; Vatka, Emma; Visser, Marcel E.; Sæther, Bernt-Erik (Peer reviewed; Journal article, 2022)
      Identifying the environmental drivers of variation in fitness-related traits is a central objective in ecology and evolutionary biology. Temporal fluctuations of these environmental drivers are often synchronized at large ...
    • Temporal trends of legacy organochlorines in different white-tailed eagle (Haliaeetus albicilla) subpopulations: A retrospective investigation using archived feathers 

      Sun, Jiachen; Covaci, Adrian; Bustnes, Jan Ove; Jaspers, Veerle; Helander, Björn; Bårdsen, Bård-Jørgen; Boertmann, David; Dietz, Rune; Labansen, Aili Lage; Lepoint, Gilles; Schulz, Ralf; Malarvannan, Govindan; Sonne, Christian; Thorup, Kasper; Tøttrup, Anders P.; Zubrod, Jochen P.; Eens, Marcel; Eulaers, Igor (Peer reviewed; Journal article, 2020)
      Understanding the spatiotemporal patterns of legacy organochlorines (OCs) is often difficult because monitoring practices differ among studies, fragmented study periods, and unaccounted confounding by ecological variables. ...