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Auteur Jens-Kjeld Jensen |
Documents disponibles écrits par cet auteur (11)
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Article
Tycho Anker-Nilssen, Auteur ; Jens-Kjeld Jensen, Auteur ; Michael P. Harris, AuteurCapsule: Atlantic Puffins Fratercula arctica from Scottish and Norwegian populations were significantly heavier in winter than when rearing chicks.Aims: To compare body masses of Atlantic Puffins on their wintering grounds off the Faroe Islands [...]![]()
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[...]![]()
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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 ; 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 [...]![]()
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Katarzyna Wojczulanis-Jakubas, Auteur ; Dariusz Jakubas, Auteur ; Anna Kośmicka, Auteur ; Jens-Kjeld Jensen, Auteur![]()
Article
Soren Sorensen, Auteur ; Jens-Kjeld Jensen, AuteurIn 1993-1996 the Danish Rarities Committee (Sjaeldenhedsudvalget/SU) accepted 91 records from the Faeroes. Six species were new to the Faeroese list: Mute Swan Cygnus olor, Steller's Eider Polysticta stelleri (2 records), Smew Mergus albellus, C[...]![]()
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Soren Sorensen, Auteur ; Jens-Kjeld Jensen, AuteurIn 1997-2000 the Danish Rarities Committee (Sjaeldenhedsudvalget/SU) accepted 84 records from the Faeroe Islands. Three species were new to the Faeroese list: Needle-tailed Swift Hirundapus caudacutus, Melodious Warbler Hippolais polyglotta and [...]![]()
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Soren Sorensen, Auteur ; Jens-Kjeld Jensen, AuteurIn 2001 and 2002 the Danish Rarities Committee (Sjzeldenhedsudvalget/SU) accepted 72 records front the Faroe Islands. Two species were new to the Faroese list: Lesser Kestrel Falco naumanni and Radde's Warbler Phylloscopus schwarzi. A new subspe[...]![]()
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Soren Sorensen, Auteur ; Jens-Kjeld Jensen, AuteurIn 2003 and 2004 the Danish Rarities Committee (Sjaeldenhedsudvalget/SU) accepted 53 records front the Faroe Islands. Five species were new to the Faroese list: Black Duck Anas rubripes. White-rumped Sandpiper Calidris fuscicollis, Blue-cheeked [...]



