Tveraa, Torkild : rechercher sur Z-Library

Bergstad, Odd Aksel, Johannesen, Edda, Høines, Åge, Ellingsen, Kari E., Lien, Vidar S., Byrkjedal, Ingvar, Yoccoz, Nigel G., Tveraa, Torkild, Wienerroither, Rupert, Langhelle, Gunnar, de Lange Wenneck

Année:

1998

Langue:

english

Fichier:

PDF, 1.46 MB

english, 1998

Demersal fish assemblages in the boreo-Arctic shelf waters around Svalbard during the warm period 2007–2014

Journal:

Polar Biology

Année:

2017

Langue:

english

Fichier:

PDF, 4.63 MB

english, 2017

The Ghost of Development Past: the Impact of Economic Security Policies on Saami Pastoral Ecosystems

Hausner, Vera H., Fauchald, Per, Tveraa, Torkild, Pedersen, Elisabeth, Jernsletten, Johnny-Leo, Ulvevadet, Birgitte, Ims, Rolf A., Yoccoz, Nigel G., Bråthen, Kari Anne

Journal:

Ecology and Society

Année:

2011

Langue:

english

Fichier:

PDF, 853 KB

english, 2011

Prevalence and diversity of Lyme borreliosis bacteria in marine birds

David Duneau, Thierry Boulinier, Elena Gómez-Díaz, Aevar Petersen, Torkild Tveraa, Robert T. Barrett, Karen D. McCoy

Journal:

Infection, Genetics and Evolution

Année:

2008

Langue:

english

Fichier:

PDF, 605 KB

english, 2008

Regulation of food provisioning in the Antarctic petrel; the importance of parental body condition and chick body mass

Torkild Tveraa, Bernt-Erik Sether, Ronny Aanes, Kjell Einar Erikstad

Journal:

Julien Gasparini, Karen D. McCoy, Torkild Tveraa, Thierry Boulinier

Année:

1998

Langue:

english

Fichier:

PDF, 256 KB

english, 1998

Related concentrations of specific immunoglobulins against the Lyme disease agent Borrelia burgdorferi sensu lato in eggs, young and adults of the kittiwake (Rissa tridactyla)

Journal:

Ecology Letters

Année:

2002

Langue:

english

Fichier:

PDF, 99 KB

english, 2002

Does the cost of incubation set limits to clutch size in common eidersSomateria mollissima?

Kjell Einar Erikstad, Torkild Tveraa

Journal:

Année:

1995

Langue:

english

Fichier:

PDF, 572 KB

english, 1995

Adjustment of parental effort in the puffin; the roles of adult body condition and chick size

K. E. Erikstad, M. Asheim, P. Fauchald, L. Dahlhaug, Torkild Tveraa, P. Dahlhaug

Journal:

Torkild Tveraa, Bernt-Erik Sæther, Ronny Aanes, Kjell Einar Erikstad

Année:

1997

Langue:

english

Fichier:

PDF, 260 KB

english, 1997

Body mass and parental decisions in the Antarctic petrelThalassoica antarctica : how long should the parents guard the chick?

Journal:

Øystein Varpe, Torkild Tveraa

Année:

1998

Langue:

english

Fichier:

PDF, 208 KB

english, 1998

Chick survival in relation to nest site: is the Antarctic petrel hiding from its predator?

Journal:

Polar Biology

Année:

2005

Langue:

english

Fichier:

PDF, 325 KB

english, 2005

An examination of a compensatory relationship between food limitation and predation in semi-domestic reindeer

Torkild Tveraa, Per Fauchald, Cathrine Henaug, NigelG. Yoccoz

Journal:

Per Fauchald, Torkild Tveraa

Année:

2003

Langue:

english

Fichier:

PDF, 124 KB

english, 2003

Hierarchical patch dynamics and animal movement pattern

Journal:

Bård-Jørgen Bårdsen, Torkild Tveraa, Per Fauchald, Knut Langeland

Année:

2006

Langue:

english

Fichier:

PDF, 626 KB

english, 2006

Observational evidence of risk-sensitive reproductive allocation in a long-lived mammal

Journal:

Marius Warg Næss, Per Fauchald, Torkild Tveraa

Année:

2010

Langue:

english

Fichier:

PDF, 584 KB

english, 2010

Induced Shift in Ecosystem Productivity? Extensive Scale Effects of Abundant Large Herbivores

Kari Anne Bråthen, Rolf A. Ims, Nigel G. Yoccoz, Per Fauchald, Torkild Tveraa, Vera H. Hausner

Journal:

Ecosystems

Année:

2007

Langue:

english

Fichier:

PDF, 406 KB

english, 2007

Can Reindeer Overabundance Cause a Trophic Cascade?

Rolf A. Ims, Nigel G. Yoccoz, Kari Anne Bråthen, Per Fauchald, Torkild Tveraa, Vera Hausner

Journal:

Ecosystems

Année:

2007

Langue:

english

Fichier:

PDF, 402 KB

english, 2007

Scale Dependency and the “Marginal” Value of Labor

Journal:

Human Ecology

Année:

2009

Langue:

english

Fichier:

PDF, 408 KB

english, 2009

Pastoral Herding Strategies and Governmental Management Objectives: Predation Compensation as a Risk Buffering Strategy in the Saami Reindeer Husbandry

Marius Warg Næss, Bård-Jørgen Bårdsen, Elisabeth Pedersen, Torkild Tveraa

Journal:

Human Ecology

Année:

2011

Langue:

english

Fichier:

PDF, 567 KB

english, 2011

Adaptive regulation of body reserves in reindeer, Rangifer tarandus: a feeding experiment

Per Fauchald, Torkild Tveraa, Cathrine Henaug, Nigel Yoccoz

Journal:

Øystein Varpe, Torkild Tveraa, Ivar Folstad

Année:

2004

Langue:

english

Fichier:

PDF, 220 KB

english, 2004

State-dependent parental care in the Antarctic petrel: responses to manipulated chick age during early chick rearing

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 210 KB

english, 2004

What regulate and limit reindeer populations in Norway?

Torkild Tveraa, Per Fauchald, Nigel Gilles Yoccoz, Rolf Anker Ims, Ronny Aanes, Kjell Arild Høgda

Journal:

Année:

2007

Langue:

english

Fichier:

PDF, 389 KB

english, 2007

Escaping parasitism in the selfish herd: age, size and density-dependent warble fly infestation in reindeer

Per Fauchald, Rolf Rødven, Bård-Jørgen Bårdsen, Knut Langeland, Torkild Tveraa, Nigel G. Yoccoz, Rolf A. Ims

Journal:

VINCENT STASZEWSKI, JULIEN GASPARINI, KAREN. D. MCCOY, TORKILD TVERAA, THIERRY BOULINIER

Année:

2007

Langue:

english

Fichier:

PDF, 271 KB

english, 2007

Evidence of an interannual effect of maternal immunization on the immune response of juveniles in a long-lived colonial bird

Journal:

Bård-Jørgen Bårdsen, Torkild Tveraa

Année:

2007

Langue:

english

Fichier:

PDF, 195 KB

english, 2007

Density-dependence vs. density-independence – linking reproductive allocation to population abundance and vegetation greenness

Journal:

Bård-Jørgen Bårdsen, Per Fauchald, Torkild Tveraa, Knut Langeland, Mauri Nieminen

Année:

2012

Langue:

english

Fichier:

PDF, 1007 KB

english, 2012

Experimental evidence of cost of lactation in a low risk environment for a long-lived mammal

Journal:

Bård-Jørgen Bårdsen, John-Andrè Henden, Per Fauchald, Torkild Tveraa, Audun Stien

Année:

2009

Langue:

english

Fichier:

PDF, 188 KB

english, 2009

Plastic reproductive allocation as a buffer against environmental stochasticity – linking life history and population dynamics to climate

Journal:

Jan Ove Bustnes, Janneche Utne Skaare, Vidar Berg, Torkild Tveraa

Année:

2011

Langue:

english

Fichier:

PDF, 3.31 MB

english, 2011

Interseasonal variation in blood concentrations of organochlorines in great black-backed gulls (Larus marinus)

Journal:

Environmental Toxicology and Chemistry

Année:

2005

Langue:

english

Fichier:

PDF, 52 KB

english, 2005

Heterogeneity in detection probability along the breeding season in Black-legged Kittiwakes: implications for sampling design

Thierry Chambert, Deborah Pardo, Rémi Choquet, Vincent Staszewski, Karen D. McCoy, Torkild Tveraa, Thierry Boulinier

Journal:

Journal of Ornithology

Année:

2012

Langue:

english

Fichier:

PDF, 549 KB

english, 2012

Cooperative pastoral production — the importance of kinship

Marius Warg Næss, Bård-Jørgen Bårdsen, Per Fauchald, Torkild Tveraa

Journal:

Evolution and Human Behavior

Année:

2010

Langue:

english

Fichier:

PDF, 548 KB

english, 2010

Exposure of black-legged kittiwakes to Lyme disease spirochetes: dynamics of the immune status of adult hosts and effects on their survival

Thierry Chambert, Vincent Staszewski, Elisa Lobato, Rémi Choquet, Cécile Carrie, Karen D. McCoy, Torkild Tveraa, Thierry Boulinier

Journal:

Jan O. Bustnes, Torkild Tveraa, Øystein Varpe, John A. Henden, Janneche U. Skaare

Année:

2012

Langue:

english

Fichier:

PDF, 254 KB

english, 2012

Reproductive performance and organochlorine pollutants in an Antarctic marine top predator: The south polar skua

Journal:

Environment International

Année:

2007

Langue:

english

Fichier:

PDF, 281 KB

english, 2007

USING FIRST-PASSAGE TIME IN THE ANALYSIS OF AREA-RESTRICTED SEARCH AND HABITAT SELECTION

Fauchald, Per, Tveraa, Torkild

Journal:

Doutrelant, Claire, Grégoire, Arnaud, Gomez, Doris, Staszewski, Vincent, Arnoux, Emilie, Tveraa, Torkild, Faivre, Bruno, Boulinier, Thierry

Année:

2003

Langue:

english

Fichier:

PDF, 144 KB

english, 2003

Colouration in Atlantic puffins and blacklegged kittiwakes: monochromatism and links to body condition in both sexes

Journal:

Journal of Avian Biology

Année:

2013

Langue:

english

Fichier:

PDF, 499 KB

english, 2013

Using First-Passage Time in the Analysis of Area-Restricted Search and Habitat Selection

Per Fauchald and Torkild Tveraa

Journal:

Trond Amundsen, Svein-Hakon Lorentsen and Torkild Tveraa

Année:

2003

Langue:

english

Fichier:

PDF, 319 KB

english, 2003

Effects of Egg Size and Parental Quality on Early Nestling Growth: An Experiment with the Antarctic Petrel

Journal:

Staszewski, Vincent, McCoy, Karen D., Tveraa, Torkild, Boulinier, Thierry

Année:

1996

Langue:

english

Fichier:

PDF, 1.74 MB

english, 1996

INTERANNUAL DYNAMICS OF ANTIBODY LEVELS IN NATURALLY INFECTED LONG-LIVED COLONIAL BIRDS

Journal:

Næss, Marius Warg, Bårdsen, Bård-Jørgen, Tveraa, Torkild

Année:

2007

Langue:

english

Fichier:

PDF, 975 KB

english, 2007

Wealth-dependent and interdependent strategies in the Saami reindeer husbandry, Norway

Journal:

Evolution and Human Behavior

Année:

2012

Langue:

english

Fichier:

PDF, 408 KB

english, 2012

On the Cost of Reproduction in Long-Lived Birds: The Influence of Environmental Variability

Kjell Einar Erikstad, Per Fauchald, Torkild Tveraa and Harald Steen

Journal:

Kjell Einar Erikstad, Torkild Tveraa and Jan Ove Bustnes

Année:

1998

Langue:

english

Fichier:

PDF, 368 KB

english, 1998

Significance of Intraclutch Egg-Size Variation in Common Eider: The Role of Egg Size and Quality of Ducklings

Journal:

Journal of Avian Biology

Année:

1998

Langue:

english

Fichier:

PDF, 1.35 MB

english, 1998

Does Laying Order Influence Growth Rates of Common Eider Ducklings? A Reply to Timmermans and Ankney

Kjell Einar Erikstad, Torkild Tveraa and Jan Ove Bustnes

Journal:

Journal of Avian Biology

Année:

1999

Langue:

english

Fichier:

PDF, 275 KB

english, 1999

Body Condition and Parental Decisions in the Snow Petrel (Pagodroma nivea)

Torkild Tveraa and Guttorm N. Christensen

Journal:

The Auk

Année:

2002

Langue:

english

Fichier:

PDF, 228 KB

english, 2002

Size-Dependent Variation in Reproductive Success of a Long-Lived Seabird, the Antarctic Petrel (Thalassoica antarctica)

Bernt-Erik Sæther, Svein-Håkon Lorentsen, Torkild Tveraa, Reidar Andersen and Hans Christian Pedersen

Journal:

The Auk

Année:

1997

Langue:

english

Fichier:

PDF, 341 KB

english, 1997

HIGH SURVIVAL OF IMMATURES IN A LONG-LIVED SEABIRD: INSIGHTS FROM A LONG-TERM STUDY OF THE ATLANTIC PUFFIN (FRATERCULA ARCTICA) (Hohe immature Überlebensraten eines langlebigen Seevogels – Resultate einer Langzeitstudie des Papageitauchers)

HANNO SANDVIK, KJELL EINAR ERIKSTAD, PER FAUCHALD AND TORKILD TVERAA

Journal:

The Auk

Année:

2008

Langue:

english

Fichier:

PDF, 403 KB

english, 2008

Adjustment of Parental Effort in the Puffin; The Roles of Adult Body Condition and Chick Size

Kjell Einar Erikstad, Magne Asheim, Per Fauchald, Laila Dahlhaug and Torkild Tveraa

Journal:

Marius Warg Naess, Per Fauchald and Torkild Tveraa

Année:

1997

Langue:

english

Fichier:

PDF, 1.14 MB

english, 1997

Scale Dependency and the "Marginal" Value of Labor

Journal:

Human Ecology

Année:

2009

Langue:

english

Fichier:

PDF, 2.69 MB

english, 2009

Anti-Parasite Treatment Removes Negative Effects of Environmental Pollutants on Reproduction in an Arctic Seabird

Jan O. Bustnes, Kjell E. Erikstad, Sveinn A. Hanssen, Torkild Tveraa, Ivar Folstad and Janncehe U. Skaare

Journal:

Proceedings Biological Sciences

Année:

2006

Langue:

english

Fichier:

PDF, 1.04 MB

english, 2006

Induced Maternal Response to the Lyme Disease Spirochaete Borrelia burgdorferi sensu lato in a Colonial Seabird, the Kittiwake Rissa tridactyla

Julien Gasparini, Karen D. McCoy, Claudy Haussy, Torkild Tveraa and Thierry Boulinier

Journal:

Proceedings Biological Sciences

Année:

2001

Langue:

english

Fichier:

PDF, 698 KB

english, 2001

Testing the effect of conspecific reproductive success on dispersal and recruitment decisions in a colonial bird: Design issues

Boulinier, Thierry, Yoccoz, Nigel G., McCoy, Karen D., Erikstad, Kjell Einar, Tveraa, Torkild

Journal:

Journal of Applied Statistics

Année:

2002

Langue:

english

Fichier:

PDF, 307 KB

english, 2002

Organochlorines in Antarctic and Arctic Avian Top Predators: A Comparison between the South Polar Skua and Two Species of Northern Hemisphere Gulls

Bustnes, Jan O., Tveraa, Torkild, Henden, John A., Varpe, Øystein, Janssen, Kirstin, Skaare, Janneche U.

Journal:

Environmental Science & Technology

Année:

2006

Langue:

english

Fichier:

PDF, 130 KB

english, 2006

ON THE COST OF REPRODUCTION IN LONG-LIVED BIRDS: THE INFLUENCE OF ENVIRONMENTAL VARIABILITY

Erikstad, Kjell Einar, Fauchald, Per, Tveraa, Torkild, Steen, Harald

Journal: