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Article
Sue Lewis, Auteur ; Emily Burton, Auteur ; James Butcher, Auteur ; Ian Cleasby, Auteur ; Amy King, Auteur ; Emma Marriott, Auteur ; Dave O'Hara, Auteur ; Maggie Sheddan, Auteur ; Mal Watson, Auteur ; Saskia Wischnewski, Auteur ; Lucy Wright, Auteur ; Sarah Wanless, Auteur ; Jude V. Lane, AuteurHighly pathogenic avian influenza (HPAIV) caused widespread mortality and breeding failure among many wild, avian populations in Europe and North America in 2021–2023, but most populations exhibited a marked reduction in mortality in the year fo[...]
Article
Jude V. Lane, Auteur ; Jana W.E. Jeglinski, Auteur ; Stephanie Avery-Gomm, Auteur ; Elmar Ballstaedt, Auteur ; Ashley C. Banyard, Auteur ; Tatsiana Barychka, Auteur ; Ian H. Brown, Auteur ; Brigitte Brugger, Auteur ; Tori V. Burt, Auteur ; Noah Careen, Auteur ; Johan H.F. Castenschiold, Auteur ; Signe Christensen-Dalsgaard, Auteur ; Shannon Clifford, Auteur ; Sydney M. Collins, Auteur ; Emma Cunningham, Auteur ; Jóhannis Danielsen, Auteur ; Francis Daunt, Auteur ; Kyle J.N. D'entremont, Auteur ; Parker Doiron, Auteur ; Steven Duffy, Auteur ; Matthew D. English, Auteur ; Marco Falchieri, Auteur ; Jolene Giacinti, Auteur ; Britt Gjerset, Auteur ; Silje Granstad, Auteur ; David Grémillet, Auteur ; Magella Guillemette, Auteur ; Gunnar T. Hallgrimsson, Auteur ; Keith C. Hamer, Auteur ; Sjúrður Hammer, Auteur ; Katherine Harrison, Auteur ; Justin D. Hart, Auteur ; Ciaran Hatsell, Auteur ; Richard Humpidge, Auteur ; Joe James, Auteur ; Audrey Jenkinson, Auteur ; Mark Jessopp, Auteur ; Megan E.B. Jones, Auteur ; StéPhane Lair, Auteur ; Thomas Lewis, Auteur ; Alexandra A. Malinowska, Auteur ; Aly McCluskie, Auteur ; Gretchen McPhail, Auteur ; Børge Moe, Auteur ; William A. Montevecchi, Auteur ; Greg Morgan, Auteur ; Caroline Nichol, Auteur ; Craig Nisbet, Auteur ; Bergur Olsen, Auteur ; Jennifer Provencher, Auteur ; Pascal Provost, Auteur ; Alex Purdie, Auteur ; Jean-Francois Rail, Auteur ; Greg Robertson, Auteur ; Yannick Seyer, Auteur ; Maggie Sheddan, Auteur ; Catherine Soos, Auteur ; Nia Stephens, Auteur ; Hallvard Strøm, Auteur ; Vilhjálmur Svansson, Auteur ; T. David Tierney, Auteur ; Glen Tyler, Auteur ; Tom Wade, Auteur ; Sarah Wanless, Auteur ; Christopher R.E. Ward, Auteur ; Sabina I. Wilhelm, Auteur ; Saskia Wischnewski, Auteur ; Lucy J. Wright, Auteur ; Bernie Zonfrillo, Auteur ; Jason Matthiopoulos, Auteur ; Stephen C. Votier, AuteurDuring 2021 and 2022 High Pathogenicity Avian Influenza (HPAI) killed thousands of wild birds across Europe and North America, suggesting a change in infection dynamics and a shift to new hosts, including seabirds. Northern Gannets Morus bassanu[...]
Article
Michael P. Harris, Auteur ; Steve D. Albon, Auteur ; Mark A. Newell, Auteur ; Carrie Gunn, Auteur ; Francis Daunt, Auteur ; Sarah Wanless, AuteurOver four decades (1982–2019) there were pronounced within-season changes in the proportion of a key prey species (Lesser Sandeel Ammodytes marinus) in Common Guillemot Uria aalge chick diet. As Sandeels became scarcer their occurrence was large[...]
Article
Hannah Grist, Auteur ; Francis Daunt, Auteur ; Sarah Wanless, Auteur ; Sarah J. Burthe, Auteur ; Mark A. Newell, Auteur ; Mike P. Harris, Auteur ; Jane M. Reid, Auteur* Quantifying among-individual variation in life-history strategies, and associated variation in reproductive performance and resulting demographic structure, is key to understanding and predicting population dynamics and life-history evolution.[...]
Article
Graham R. Martin, Auteur ; Sarah Wanless, AuteurSignificant differences in avian visual fields are found between closely related species that differ in their foraging technique. We report marked differences in the visual fields of two auk species. In air, Common Guillemots Uria aalge have rel[...]
Article
Michael P. Harris, Auteur ; Mardik F. Leopold, Auteur ; Jens-Kjeld Jensen, Auteur ; Erik H. Meesters, Auteur ; Sarah Wanless, AuteurMost mortality of Atlantic Puffins occurs outside the breeding season but little is known about the species’ diet at that time. The stomach contents of 176 Puffins shot legally for food around the Faroe Islands between October and January in thr[...]
Article
Michael P. Harris, Auteur ; Steve D. Albon, Auteur ; Sarah Wanless, AuteurCapsule: Common Guillemots Uria aalge show delayed breeding and marked age-related changes in reproductive success consistent with improved performance with experience.Aims: To determine age of first breeding and age-related effects on breeding [...]
Article
Graham R. Martin, Auteur ; Sarah Wanless, AuteurSignificant differences in avian visual fields are found between closely related species that differ in their foraging technique. We report marked differences in the visual fields of two auk species. In air, Common Guillemots Uria aalge have rel[...]
Article
Graham R. Martin, Auteur ; Sarah Wanless, AuteurSignificant differences in avian visual fields are found between closely related species that differ in their foraging technique. We report marked differences in the visual fields of two auk species. In air, Common Guillemots Uria aalge have rel[...]
Article
Michael P. Harris, Auteur ; Mardik F. Leopold, Auteur ; Jens-Kjeld Jensen, Auteur ; Erik H. Meesters, Auteur ; Sarah Wanless, AuteurMost mortality of Atlantic Puffins occurs outside the breeding season but little is known about the species\' diet at that time. The stomach contents of 176 Puffins shot legally for food around the Faroe Islands between October and January in th[...]
Article
Michael P. Harris, Auteur ; Sarah Wanless, Auteur ; Manuel Ballesteros, Auteur ; Børge Moe, Auteur ; Francis Daunt, Auteur ; Kjell Einar Erikstad, AuteurCapsule Data from geolocators deployed on adult Common Guillemots from a colony in southeast Scotland indicated that they normally winter in the North Sea up to 1000 km southeast of the colony. However, one bird unexpectedly moved 3000 km northe[...]
Article
Mike P. Harris, Auteur ; Martin Heubeck, Auteur ; Mark A. Newell, Auteur ; Sarah Wanless, AuteurCapsule Long-term studies at two Scottish colonies show that the k value used to convert counts of individual Common Guillemots Uria aalge to pairs has changed substantially in the last 15 years due to decreases in survival and colony attendance[...]
Article
Mike P. Harris, Auteur ; Martin Heubeck, Auteur ; Mark A. Newell, Auteur ; Sarah Wanless, AuteurCapsule Long-term studies at two Scottish colonies show that the k value used to convert counts of individual Common Guillemots Uria aalge to pairs has changed substantially in the last 15 years due to decreases in survival and colony attendance[...]
Article
Michael P. Harris, Auteur ; Sarah Wanless, Auteur ; Jens-Kjeld Jensen, AuteurCapsule Atlantic Puffins in the North Sea can replace their primaries, and hence be flightless, any time between September and March but there are peaks in wing moult in October and March and a smaller proportion of birds moult between November [...]
Article
Michael P. Harris, Auteur ; Sarah Wanless, Auteur ; Jens-Kjeld Jensen, AuteurCapsule Atlantic Puffins in the North Sea can replace their primaries, and hence be flightless, any time between September and March but there are peaks in wing moult in October and March and a smaller proportion of birds moult between November [...]
Article
Toby J. Reynolds, Auteur ; Michael P. Harris, Auteur ; Ruth King, Auteur ; Robert L. Swann, Auteur ; David C. Jardine, Auteur ; Morten Frederiksen, Auteur ; Sarah Wanless, AuteurSpatiotemporal variation in survival may be an important driver of multi-population dynamics in many wild animal species, yet few scientific studies have addressed this issue, primarily due to a lack of sufficiently comprehensive and detailed da[...]
Article
Maria I. Bogdanova, Auteur ; Sarah Wanless, Auteur ; Michael P. Harris, Auteur ; Jan Lindstroem, Auteur ; Adam Butler, Auteur ; Mark A. Newell, Auteur ; Katsufumi Sato, Auteur ; Yutaka Watanuki, Auteur ; Matt Parsons, Auteur ; Francis Daunt, AuteurMarine spatial planning aims to deliver sustainable use of marine resources by minimizing environmental impacts of human activities and designating Marine Protected Areas. This poses a challenge where species' distributions show spatio-temporal [...]
Article
Stuart Murray, Auteur ; Sarah Wanless, Auteur ; Mike Harris, AuteurAn aerial survey of the Northern Gannet Morus bassanus colony on the Bass Rock in 2014 found 75,259 Apparently Occupied Sites, a 24% increase since 2009.The Bass Rock has now overtaken St Kilda and Bonaventure Island to become the world's larges[...]
Article
Helen B. Anderson, Auteur ; Peter G. H. Evans, Auteur ; Jacqueline M. Potts, Auteur ; Michael P. Harris, Auteur ; Sarah Wanless, AuteurLocal differences in feeding conditions have been suggested as a cause of regional variation in seabird demography but multi-colony comparisons of diet are rare. In UK waters the main fish eaten by seabirds during the breeding season belong to t[...]
Article
Adriana Vallarino, Auteur ; Neil Evans, Auteur ; Francis Daunt, Auteur ; Sarah Wanless, Auteur ; Ruedi Nager, AuteurEgg composition varies both within and between clutches, and mothers are expected to alter their deposition of resources to the egg depending on environmental conditions and breeding strategies. Within-clutch variation in egg composition has bee[...]
Article
Elizabeth M. Humphreys, Auteur ; Sarah Wanless, Auteur ; David M. Bryant, AuteurMeasurements of the energy costs of individual behaviours provide insights into how animals trade-off resource allocation and energy acquisition decisions. The energetic costs while resting on water are poorly known for seabirds but could compri[...]
Article
Emily J. Barlow, Auteur ; Francis Daunt, Auteur ; Sarah Wanless, Auteur ; Jane M. Reid, AuteurKnowledge of the rate, distance and direction of dispersal within and among breeding areas is required to understand and predict demographic and genetic connectivity and resulting population and evolutionary dynamics. However dispersal rates, an[...]
Article
Michael P. Harris, Auteur ; Sarah Wanless, AuteurFemale Common Guillemots Uria aalge face the challenge of laying a large egg on a cliff ledge, often surrounded by tetchy neighbours. We documented the laying of 754 eggs, during 82% of which the male was present. The presence of the male had no[...]
Article
Robert W. Furness, Auteur ; Sarah Wanless, AuteurGiven the conservation importance of Gannet populations in Britain, and concerns about possible adverse impacts of offshore wind farms on Gannets as a result of collision risk, we advocate the establishment of strategic monitoring studies at key[...]
Article
Ellie Owen, Auteur ; Francis Daunt, Auteur ; Sarah Wanless, AuteurAdipose tissue samples can provide valuable information about the physiology, foraging ecology, and toxicology of birds. However, despite these varied applications, to date, no procedure for taking adipose samples from live birds has been descri[...]
Article
Chris B. Thaxter, Auteur ; Francis Daunt, Auteur ; Keith C. Hamer, Auteur ; Yutaka Watanuki, Auteur ; Mike P. Harris, Auteur ; David Grémillet, Auteur ; Gerrit Peters, Auteur ; Sarah Wanless, AuteurSexual differences in food provisioning rates of monomorphic seabirds are well known but poorly understood. Here, we address three hypotheses that attempt to explain female-biased food provisioning in common guillemots Uria aalge: (1) males spen[...]
Article
Michael P. Harris, Auteur ; Mark Newell, Auteur ; Francis Daunt, Auteur ; John R. Speakman, Auteur ; Sarah Wanless, Auteur
Article
Elizabeth M. Humphreys, Auteur ; Sarah Wanless, Auteur ; David M. Bryant, AuteurDifferent phases of the annual cycle in birds and mammals are often associated with characteristic and recurrent foraging behaviours. The extent to which stage-dependent changes in foraging behaviour are caused by intrinsic or extrinsic factors [...]
Article
Sarah Wanless, Auteur ; Stuart Murray, Auteur ; Michael P. Harris, AuteurIn 2003/04 there were about 261,000 occupied nest-sites of Northern Gannets Morus bassanus, in 24 colonies, in Britain & Ireland. Three new colonies had been established since the last census in 1994/95. Although the British and Irish population[...]
Article
Yutaka Watanuki, Auteur ; Akinori Takahashi, Auteur ; Francis Daunt, Auteur ; Katsufumi Sato, Auteur ; Nobuyuki Miyazaki, Auteur ; Sarah Wanless, AuteurThe first underwater digital photographs obtained by cameras carried by Shags Phalacrocorax aristotelis showed the birds diving in areas dominated by soft coral Alcyonium digitatum and feeding on butterfish Pholis gunnellus, which were brought t[...]
