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Viser treff 1-50 av 220 << Forrige 1 2 3 4 5    Neste >>

2019
1 Engen, Steinar; Sæther, Bernt-Erik.
Ecological dynamics and large scale phenotypic differentiation in density-dependent populations. Theoretical Population Biology 2019 ;Volum 127. s. 133-143
NTNU Untitled
 
2 Fredricson Marquez, Jonatan; Lee, Aline Magdalena; Aanes, Sondre; Engen, Steinar; Herfindal, Ivar; Salthaug, Are; Sæther, Bernt-Erik.
Spatial scaling of population synchrony in marine fish depends on their life history. Ecology Letters 2019 ;Volum 22.(11) s. 1787-1796
HAVFORSK NR NTNU Untitled
 
3 Gamelon, Marlène; Vriend, Stefan; Engen, Steinar; Adriaensen, Frank; Dhondt, A.A.; Evans, Simon R.; Matthysen, Erik; Sheldon, Ben C.; Sæther, Bernt-Erik.
Accounting for interspecific competition and age structure in demographic analyses of density dependence improves predictions of fluctuations in population size. Ecology Letters 2019 ;Volum 22. s. 797-806
NTNU Untitled
 
4 Hansen, Brage Bremset; Peeters, Bart; Gamelon, Marlène; Lee, Aline Magdalena; Veiberg, Vebjørn; Albon, Steve D.; Sæther, Bernt-Erik; Fryxell, John M.; Stien, Audun; Irvine, Justin R; Loe, Leif Egil; Ropstad, Erik; Engen, Steinar; Grøtan, Vidar.
Reduced extinction risk by worsening climate and increased harvest: the role of density dependence. Arctic Ungulate Conference; 2019-08-12 - 2019-08-16
NTNU NINA NMBU Untitled
 
5 Lee, Aline Magdalena; Engen, Steinar; Sæther, Bernt-Erik.
Spatial covariation of competing species in a fluctuating environment. NØF conference 2019; 2019-02-11 - 2019-02-12
NTNU Untitled
 
6 Sæther, Bernt-Erik; Engen, Steinar.
Towards a predictive conservation biology: the devil is in the behaviour. Philosophical Transactions of the Royal Society of London. Biological Sciences 2019 ;Volum 374.(1781)
NTNU Untitled
 
2018
7 Bellier, Edwige; Sæther, Bernt-Erik; Engen, Steinar.
Sustainable harvest strategies of predators and preys in a fluctuating environment. Ecological Society of American Annual Meeting 2018; 2018-08-05 - 2018-08-10
NTNU UiT Untitled
 
8 Diserud, Ola Håvard; Solbu, Erik Blystad; Kålås, John Atle; Engen, Steinar.
How can heterogeneity among species affect community dynamics - Norwegian bird communities as a case study. Oikos 2018; 2018-02-19 - 2018-02-22
NINA NTNU Untitled
 
9 Engen, Steinar; Cao, Francisco J.; Sæther, Bernt-Erik.
The effect of harvesting on the spatial synchrony of population fluctuations. Theoretical Population Biology 2018 ;Volum 123. s. 28-34
NTNU Untitled
 
10 Engen, Steinar; Lee, Aline Magdalena; Sæther, Bernt-Erik.
Spatial distribution and optimal harvesting of an age-structured population in a fluctuating environment. Mathematical Biosciences 2018 ;Volum 296. s. 36-44
NTNU Untitled
 
11 Fredricson Marquez, Jonatan; Lee, Aline Magdalena; Aanes, Sondre; Engen, Steinar; Sæther, Bernt-Erik.
Covariation between life-history traits and spatial scaling in marine fish populations. OIKOS 2018; 2018-02-19 - 2018-02-22
NR NTNU Untitled
 
12 jarillo, javier diaz; Sæther, Bernt-Erik; Engen, Steinar; cao, francisco javier.
Spatial scales of population synchrony of two competing species: effects of harvesting and strength of competition.. Oikos 2018 ;Volum 127.(10) s. 1459-1470
NTNU Untitled
 
13 Lee, Aline Magdalena; Engen, Steinar; Sæther, Bernt-Erik.
Spatial covariation of competing species in a fluctuating environment. ISEC 2018 - 6th Biennial International Statistical Ecology Conference; 2018-07-02 - 2018-07-06
NTNU Untitled
 
14 Lee, Aline Magdalena; Sæther, Bernt-Erik; Markussen, Stine Svalheim; Engen, Steinar.
Do autocorrelations in individual reproductive success affect estimates of extinction risk?. OIKOS 2018; 2018-02-20 - 2018-02-22
NTNU Untitled
 
15 Myhre, Ane Marlene; Engen, Steinar; Sæther, Bernt-Erik.
Effective population size of density-dependent populations. Oikos 2018; 2018-02-19 - 2018-02-22
NTNU Untitled
 
16 Solbu, Erik Blystad; Diserud, Ola Håvard; Kålås, John Atle; Engen, Steinar.
Heterogeneity among species and community dynamics – Norwegian bird communities as a case study. Ecological Modelling 2018 ;Volum 388. s. 13-23
NINA NTNU Untitled
 
17 Vindenes, Yngvild; Engen, Steinar.
A simple formula for the complex effects of individual heterogeneity. Annual meeting Evolutionary Demography Society (EvoDemos) 2018; 2018-01-08 - 2018-01-10
NTNU UiO Untitled
 
18 Vindenes, Yngvild; Engen, Steinar.
A simple formula for the complex effects of individual heterogeneity on stochastic population dynamics: the role of temporal autocorrelation. 2018 Nordic Oikos meeting; 2018-02-20 - 2018-02-22
NTNU UiO Untitled
 
2017
19 Engen, Steinar.
Spatial synchrony and harvesting in fluctuating populations:Relaxing the small noise assumption. Theoretical Population Biology 2017 ;Volum 116. s. 18-26
NTNU Untitled
 
20 Engen, Steinar; Sæther, Bernt-Erik.
Extinction risk and lack of evolutionary rescue under resource depletion or area reduction. American Naturalist 2017 ;Volum 190.(1) s. 73-82
NTNU Untitled
 
21 Engen, Steinar; Sæther, Bernt-Erik.
r- and K-selection in fluctuating populations is determined by the evolutionary trade-off between two fitness measures: Growth rate and lifetime reproductive success. Evolution 2017 ;Volum 71.(1) s. 167-173
NTNU Untitled
 
22 Gamelon, Marlène; Grøtan, Vidar; Nilsson, Anna L. K.; Engen, Steinar; Hurrell, James W.; Jerstad, Kurt; Phillips, Adam S.; Røstad, Ole Wiggo; Slagsvold, Tore; Walseng, Bjørn; Stenseth, Nils Christian; Sæther, Bernt-Erik.
Interactions between demography and environmental effects are important determinants of population dynamics. Science Advances 2017 ;Volum 3.(2) s. -
NINA NTNU UiO NMBU Untitled
 
23 Kvalnes, Thomas; Ringsby, Thor Harald; Jensen, Henrik; Hagen, Ingerid Julie; Rønning, Bernt; Pärn, Henrik; Holand, Håkon; Engen, Steinar; Sæther, Bernt-Erik.
Reversal of response to artificial selection on body size in a wild passerine bird. Hole-Nesting Bird Conference 2017; 2017-10-30 - 2017-11-02
NINA NTNU Untitled
 
24 Kvalnes, Thomas; Ringsby, Thor Harald; Jensen, Henrik; Hagen, Ingerid Julie; Rønning, Bernt; Pärn, Henrik; Holand, Håkon; Engen, Steinar; Sæther, Bernt-Erik.
Reversal of response to artificial selection on body size in a wild passerine bird. Evolution 2017 ;Volum 71.(8) s. 2062-2079
NTNU Untitled
 
25 Kvalnes, Thomas; Ringsby, Thor Harald; Jensen, Henrik; Hagen, Ingerid Julie; Rønning, Bernt; Pärn, Henrik; Holand, Håkon; Engen, Steinar; Sæther, Bernt-Erik.
Reversal of response to artificial selection on body size in a wild passerine. The 2017 Congress of the European Society for Evolutionary Biology; 2017-08-20 - 2017-08-25
NINA NTNU Untitled
 
26 Lande, Russell; Engen, Steinar; Sæther, Bernt-Erik.
Evolution of stochastic demography with life history tradeoffs in density-dependent age-structured populations. Proceedings of the National Academy of Sciences of the United States of America 2017 ;Volum 114.(44) s. 11582-11590
NTNU Untitled
 
27 Lee, Aline Magdalena; Sæther, Bernt-Erik; Markussen, Stine Svalheim; Engen, Steinar.
Modelling time to population extinction when individual reproduction is autocorrelated. Ecology Letters 2017 ;Volum 20.(11) s. 1385-1394
NTNU Untitled
 
28 Myhre, Ane Marlene; Engen, Steinar; Sæther, Bernt-Erik.
Effective size in density‐dependent two‐sex populations: the effect of mating systems. Journal of Evolutionary Biology 2017 ;Volum 30.(8) s. 1561-1575
NTNU Untitled
 
29 Ovaskainen, Otso; Tikhonov, Gleb; Dunson, David; Grøtan, Vidar; Engen, Steinar; Sæther, Bernt-Erik; Abrego, Nerea.
How are species interactions structured in species-rich communities? A new method for analysing time-series data. Proceedings of the Royal Society of London. Biological Sciences 2017 ;Volum 284.(1855)
NTNU Untitled
 
30 Vindenes, Yngvild; Engen, Steinar.
Demographic stochasticity and temporal autocorrelation in the dynamics of structured populations. Oikos 2017 ;Volum 126.(4) s. 462-471
NTNU UiO Untitled
 
2016
31 Bjørkvoll, Eirin Marie; Lee, Aline Magdalena; Grøtan, Vidar; Sæther, Bernt-Erik; Stien, Audun; Engen, Steinar; Albon, Steve D.; Loe, Leif Egil; Hansen, Brage Bremset.
Demographic buffering of life histories? Implications of the choice of measurement scale. Ecology 2016 ;Volum 97.(1) s. 40-47
NINA NTNU NMBU Untitled
 
32 Engen, Steinar; Solbu, Erik Blystad; Sæther, Bernt-Erik.
Neutral or non-neutral communities: temporal dynamics provide the answer. Oikos 2016 ;Volum 126.(3) s. 318-331
NTNU Untitled
 
33 Engen, Steinar; Sæther, Bernt-Erik.
Optimal age of maturity in fluctuating environments under r- and K-selection. Oikos 2016 ;Volum 125.(11) s. 1577-1585
NTNU Untitled
 
34 Engen, Steinar; Sæther, Bernt-Erik.
Phenotypic evolution by distance in fluctuating environments: The contribution of dispersal, selection and random genetic drift. Theoretical Population Biology 2016 ;Volum 109. s. 16-27
NTNU Untitled
 
35 Engen, Steinar; Sæther, Bernt-Erik.
Spatial synchrony in population dynamics: The effects of demographic stochasticity and density regulation with a spatial scale. Mathematical Biosciences 2016 ;Volum 274. s. 17-24
NTNU Untitled
 
36 Gamelon, Marlène; Grøtan, Vidar; Engen, Steinar; Bjørkvoll, Eirin Marie; Visser, Marcel E.; Sæther, Bernt-Erik.
Density dependence in an age-structured population of great tits: identifying the critical age classes. Ecology 2016 ;Volum 97.(9) s. 2479-2490
NTNU Untitled
 
37 Kvalnes, Thomas; Sæther, Bernt-Erik; Haanes, Hallvard; Røed, Knut; Engen, Steinar; Solberg, Erling Johan.
Harvest-induced phenotypic selection in an island population of moose, Alces alces. Evolution 2016 ;Volum 70.(7) s. 1486-1500
NINA NTNU NMBU Untitled
 
38 Myhre, Ane Marlene; Engen, Steinar; Sæther, Bernt-Erik.
Effective size of density-dependent populations in fluctuating environments. Evolution 2016 ;Volum 70.(11) s. 2431-2446
NTNU Untitled
 
39 Solbu, Erik Blystad; Engen, Steinar; Diserud, Ola Håvard.
Characteristics of temporal changes in communities where dynamics differ between species. Theoretical Population Biology 2016 ;Volum 111. s. 65-74
NINA NTNU Untitled
 
40 Sæther, Bernt-Erik; Grøtan, Vidar; Engen, Steinar; Coulson, Tim; Grant, Peter R.; Visser, Marcel E.; Brommer, Jon E.; Grant, B. Rosemary; Gustafsson, Lars; Hatchwell, Ben J.; Jerstad, Kurt; Karell, Patrik; Pietiäinen, Hannu; Roulin, Alexandre; Røstad, Ole Wiggo; Weimerskirch, Henri.
Demographic routes to variability and regulation in bird populations. Nature Communications 2016 ;Volum 7. s. -
NTNU NMBU Untitled
 
41 Sæther, Bernt-Erik; Visser, Marcel E; Grøtan, Vidar; Engen, Steinar.
Evidence for r-and K-selection in a wild bird population: A reciprocal link between ecology and evolution. Proceedings of the Royal Society of London. Biological Sciences 2016 ;Volum 283.(1829) s. -
NTNU Untitled
 
2015
42 Kvalnes, Thomas; Ringsby, Thor Harald; Jensen, Henrik; Engen, Steinar; Sæther, Bernt-Erik.
Is there an optimal body size? Lessons from an artificial selection experiment. Annual Conference of the Centre for Biodiversity Dynamics (CBD); 2015-01-21 - 2015-01-21
NTNU Untitled
 
43 Kvalnes, Thomas; Sæther, Bernt-Erik; Haanes, Hallvard; Røed, Knut; Engen, Steinar; Solberg, Erling Johan.
Harvest-induced phenotypic selection in an island moose Alces alces population. Congress of the European Society for Evolutionary Biology (ESEB) 2015; 2015-08-10 - 2015-08-14
NINA NTNU NMBU Untitled
 
44 Lee, Aline Magdalena; Bjørkvoll, Eirin Marie; Hansen, Brage Bremset; Albon, Steve D.; Stien, Audun; Sæther, Bernt-Erik; Engen, Steinar; Veiberg, Vebjørn; Loe, Leif Egil; Grøtan, Vidar.
An integrated population model for a long-lived ungulate: more efficient data use with Bayesian methods. Oikos 2015 ;Volum 124.(6) s. 806-816
NINA NTNU NMBU Untitled
 
45 Solbu, Erik Blystad; Engen, Steinar; Diserud, Ola Håvard.
Guidelines when estimating temporal changes in density dependent populations. Ecological Modelling 2015 ;Volum 313. s. 355-376
NINA NTNU Untitled
 
46 Solbu, Erik Blystad.
Modelling and statistical analysis of demographic and environmental changes in populations and communities. Trondheim: NTNU 2015 (ISBN 978-82-326-1230-7) 106 s.
NTNU Untitled
 
47 Sæther, Bernt-Erik; Engen, Steinar.
The concept of fitness in fluctuating environments. Trends in Ecology & Evolution 2015 ;Volum 30.(5) s. 273-281
NTNU Untitled
 
2014
48 Bartzke, Gundula; May, Roelof Frans; Stokke, Sigbjørn; Røskaft, Eivin; Engen, Steinar.
Comparative effects of power lines and roads on moose (Alces alces) habitat selection. I: 10th International Symposium on Environmental Concerns in Rights-of-Way Management. Champaign, IL, USA: Utility Arborist Association 2014 ISBN 978-1-58301-336-6. s. 111-120
NINA NTNU Untitled
 
49 Bellier, Edwige Louise; Grøtan, Vidar; Engen, Steinar; Schartau, Ann Kristin; Herfindal, Ivar; Finstad, Anders Gravbrøt.
Distance decay of similarity, effects of environmental noise and ecological heterogeneity among species in the spatio-temporal dynamics of a dispersal-limited community. Ecography 2014 ;Volum 37.(2) s. 172-182
NINA NTNU Untitled
 
50 Engen, Steinar; Kvalnes, Thomas; Sæther, Bernt-Erik.
Estimating phenotypic selection in age-structured populations by removing transient fluctuations. Evolution 2014 ;Volum 68.(9) s. 2509-2523
NTNU Untitled
 
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