Per Erik Jorde

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Telefon: 55906554
Avdeling: Populasjonsgenetikk

Publikasjoner

Faglige foredrag

2016

Seascape genomics in a growing fishery: the case of a translocated cleaner fish, the corkwing wrasse (Symphodus melops)

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde
2015

Climate change and the development of the corkwing wrasse (Symphodus melops) fishery in Scandinavia: genetic population structure and potential implication of translocated cleaner fish

Enrique Blanco Gonzalez, Per Erik Jorde, Halvor Knutsen
2015

Genetic and phenotypic characterization of local and translocated corkwing wrasse (Symphodus melops) populations

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde
2015

Genetic and phenotypic characterization of local and translocated corkwing wrasse (Symphodus melops) populations

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde
2014

Population structure of corkwing wrasse (Symphodus melops) in Norway

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde
2012

Population structure in leading edge and rear end in a northwards shifting species, the corkwing wrasse, Symphodus melops

Halvor Knutsen, Per Erik Jorde
2012

Unravelling The Population Structure Of aphanopus carbo: a Multididciplinary Approach

Craig Longmore, Halvor Knutsen, Per Erik Jorde, Truman Clive, Francis C. Neat, Stefano Mariano
2012

Postglacial isolation of the Mediterranean Centroscymnus coelolepis reveals the importance of the Pillars of Hercules as geographical barrier for deep sea sharks

Diana Catarino, Halvor Knutsen, Ana Verissimo, Hanne Sannæs, Per Erik Jorde, Esben Moland Olsen, Gui M. M. Menezes, Joan company, Roberto Danovaro, Antonio Dell'Anno, Sergio Stefanni
2004

The Bering-Chukchi-Beaufort stock of bowhead whales: one homogenous population?

Per Erik Jorde, Tore Schweder, Nils Christian Stenseth

Vitenskapelige artikler (NVI)

2018

Inferring genetic connectivity in real populations, exemplified by coastal and oceanic Atlantic cod

Ingrid Spies, Lorenz Hauser, Per Erik Jorde, Halvor Knutsen, André E. Punt, Lauren Rogers, Nils Christian Stenseth
Proceedings of the National Academy of Sciences of the United States of America 115 p. 4945-4950
2018

Stable coexistence of genetically divergent Atlantic cod ecotypes at multiple spatial scales

Halvor Knutsen, Per Erik Jorde, Jeffrey Hutchings, Jakob Hemmer-Hansen, Peter Grønkjær, Kris-Emil Mose Jørgensen, Carl André, Marte Sodeland, Jon Albretsen, Esben Moland Olsen
Evolutionary Applications 11 p. 1527-1539
2018

Can we rely on selected genetic markers for population identification? Evidence from coastal Atlantic cod

Per Erik Jorde, Ann-Elin Synnæs, Sigurd Heiberg Espeland, Marte Sodeland, Halvor Knutsen
Ecology and Evolution
2018

Who is fishing on what stock: Population-of-origin of individual cod (Gadus morhua) in commercial and recreational fisheries

Per Erik Jorde, Alf Ring Kleiven, Marte Sodeland, Esben Moland Olsen, Keno Ferter, Sissel Jentoft, Halvor Knutsen
ICES Journal of Marine Science
2018

Are we underestimating the occurrence of sympatric populations?

Per Erik Jorde, Anastasia Andersson, Nils Ryman, Linda Laikre
Molecular Ecology 27 p. 4011-4025
2017

The role of the Strait of Gibraltar in shaping the genetic structure of the Mediterranean Grenadier, Coryphaenoides mediterraneus, between the Atlantic and Mediterranean Sea

Diana Catarino, Sergio Stefanni, Per Erik Jorde, Gui Menezes, Joan B. Company, Francis Neat, Halvor Knutsen
PLoS ONE 12 p. 1-24
2017

Genome architecture enables local adaptation of Atlantic cod despite high connectivity

Julia Maria Isis Barth, Paul Ragnar Berg, Per R Jonsson, Sara Bonanomi, Hanna Corell, Jakob Hemmer-Hansen, Kjetill Sigurd Jakobsen, Kerstin Johannesson, Per Erik Jorde, Halvor Knutsen, Per-Olav Moksnes, Bastiaan Star, Nils Christian Stenseth, Henrik Svedang, Sissel Jentoft, Carl Andre
Molecular Ecology 26 p. 4452-4466
2016

Population structure in Atlantic cod in the eastern North Sea-Skagerrak-Kattegat: early life stage dispersal and adult migration

Carl André, Hendrik Svedang, Halvor Knutsen, Geir Dahle, Patrik Jonsson, Anna-Karin Ring, Mattias Sköld, Per Erik Jorde
BMC Research Notes 9
2016

"Islands of divergence" in the Atlantic cod genome represent polymorphic chromosomal rearrangements

Marte Sodeland, Per Erik Jorde, Sigbjørn Lien, Sissel Jentoft, Paul Ragnar Berg, Harald Grove, Matthew Peter Kent, Mariann Arnyasi, Esben Moland Olsen, Halvor Knutsen
Genome Biology and Evolution 8 p. 1012-1022
2016

Habitat discontinuities separate genetically divergent populations of a rocky shore marine fish

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde
PLoS ONE 11
2015

Genetically distinct populations of northern shrimp, Pandalus borealis, in the North Atlantic: adaptation to different temperatures as an isolation factor

Per Erik Jorde, Guldborg Søvik, Jon-Ivar Westgaard, Jon Albretsen, Carl André, Carsten Hvingel, Torild Johansen, Anne Dagrun Sandvik, Michael Charles Kingsley, Knut Eirik Jørstad
Molecular Ecology 24 p. 1742-1757
2015

The Pillars of Hercules as a bathymetric barrier to gene flow promoting isolation in a global deep-sea shark (Centroscymnus coelolepis)

Diana Catarino, Halvor Knutsen, Ana Verissimo, Esben Moland Olsen, Per Erik Jorde, Gui Menezes, Hanne Sannæs, David Stanković, Joan Baptista Company, Francis Neat, Roberto Danovaro, Antonio Dell'Anno, Bastien Rochowski, Sergio Stefanni
Molecular Ecology 24 p. 6061-6079
2014

Samples from subdivided populations yield biased estimates of effective size that overestimate the rate of loss of genetic variation

Nils Ryman, Fred W. Allendorf, Per Erik Jorde, Linda Laikre, Ola Hössjer
Molecular Ecology Resources 14 p. 87-99
2014

Genetic analyses of ling (Molva molva) in the Northeast Atlantic reveal patterns relevant to stock assessments and management advice

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde, Kevin Glover, Odd Aksel Bergstad
ICES Journal of Marine Science 72 p. 635-641
2014

Does population genetic structure support present management regulations of the northern shrimp (Pandalus borealis) in Skagerrak and the North Sea?

Halvor Knutsen, Per Erik Jorde, Enrique Blanco, Eigaard Ole, Ricardo T. Pereyra, Hanne Sannæs, Mikael Dahl, Carl Andre, Guldborg Søvik
ICES Journal of Marine Science 72 p. 863-871
2014

Ocean-scale connectivity and life cycle reconstruction in a deep-sea fish

Craig Longmore, Clive N. Trueman, Francis Neat, Per Erik Jorde, Halvor Knutsen, Sergio Stefanni, Diana Catarino, James A. Milton, Stefano Mariani
Canadian Journal of Fisheries and Aquatic Sciences 71 p. 1312-1323
2013

Quasi equilibrium approximations of the fixation index under neutrality: The finite and infinite island models

Ola Hössjer, Per Erik Jorde, Nils Ryman
Theoretical Population Biology 84 p. 9-24
2013

Climate Change and Genetic Structure of Leading Edge and Rear End Populations in a Northwards Shifting Marine Fish Species, the Corkwing Wrasse (Symphodus melops)

Halvor Knutsen, Per Erik Jorde, Enrique Blanco Gonzalez, Joana I. Robalo, Jon Albretsen, Vitor C. Almada
PLoS ONE 8
2012

Northern refugia and recent expansion in the North Sea: the case of the wrasse Symphodus melops (Linnaeus, 1758)

Joana I. Robalo, Rita Castilho, Sara M. Francisco, Frederico Almada, Halvor Knutsen, Per Erik Jorde, Ana M. Pereira, Vitor C. Almada
Ecology and Evolution 2 p. 153-164
2012

Population genetic structure in a deepwater fish Coryphaenoides rupestris: patterns and processes

Halvor Knutsen, Per Erik Jorde, Odd Aksel Bergstad, Morten D. Skogen
Marine Ecology Progress Series 460 p. 233-246
2012

Allele frequency covariance among cohorts and its use in estimating effective size of age-structured populations

Jorde, Per Erik
Molecular Ecology Resources 12 p. 476-480
2012

Life history and demographic determinants of effective/census size ratios as exemplified by brown trout (Salmo trutta)

Dimitar Serbezov, Per Erik Jorde, L Bernatchez, Esben Moland Olsen, Leif Asbjørn Vøllestad
Evolutionary Applications 5 p. 607-618
2012

Short-Term Genetic Changes: Evaluating Effective Population Size Estimates in a Comprehensively Described Brown Trout (Salmo trutta) Population

Dimitar Serbezov, Per Erik Jorde, L Bernatchez, Esben Moland Olsen, Leif Asbjørn Vøllestad
Genetics 191 p. 579-592
2011

Are low but statistically significant levels of genetic differentiation in marine fishes 'biologically meaningful'? A case study of coastal Atlantic cod

Halvor Knutsen, Esben Moland Olsen, Per Erik Jorde, Sigurd Heiberg Espeland, C. André, Nils Christian Stenseth
Molecular Ecology 20 p. 768-783
2009

Isolation and characterisation of 11 microsatellite loci in the abyssal carapine grenadier Coryphaenoides carapinus (Actinoperygii, Macrouridae) and cross-amplification in two other deep-sea macrourid species

M Schneider, H Sannaes, Per Erik Jorde, Halvor Knutsen
Conservation Genetics 10 p. 1869-1871
2009

Bathymetric barriers promoting genetic structure in the deepwater demersal fish tusk (Brosme brosme)

Halvor Knutsen, Per Erik Jorde, Hanne Sannæs, A. Rus Hoelzel, Odd Aksel Bergstad, Sergio Stefanni, Torild Johansen, Nils Christian Stenseth
Molecular Ecology 18 p. 3151-3162
2009

Dynamic micro-geographic and temporal genetic diversity in vertebrates: the case of lake-spawning populations of brown trout (Salmo trutta)

Jan Heggenes, KH Roed, Per Erik Jorde, Åge Brabrand
Molecular Ecology 18 p. 1100-1111
2009

Dynamic micro-geographic and temporal genetic diversity in vertebrates: the case of lake-spawning populations of brown trout (Salmo trutta)

Jan Heggenes, Knut Røed, Knut Røed, Per Erik Jorde, Åge Brabrand
Molecular Ecology 18 p. 1100-1111
2008

Small-scale biocomplexity in coastal Atlantic cod supporting a Darwinian perspective on fisheries management

Esben Moland Olsen, Halvor Knutsen, Jakob Gjøsæter, Per Erik Jorde, Jan Atle Knutsen, Nils Christian Stenseth
Evolutionary Applications 1 p. 524-533
2007

Population genetic structure in the North Atlantic Greenland halibut (Reinhardtius hippoglossoides): influenced by oceanic current systems?

H Knutsen, Per Erik Jorde, OT Albert, AR Hoelzel, Nils Christian Stenseth
Canadian Journal of Fisheries and Aquatic Sciences 64
2007

Unbiased estimator for genetic drift and effective population size

Per Erik Jorde, Nils Ryman
Genetics 177 p. 927-935
2007

Detecting genetic structure in migrating bowhead whales off the coast of Barrow, Alaska

Per Erik Jorde, Tore Schweder, JW Bickham, GH Givens, R Suydam, D Hunter, Nils Christian Stenseth
Molecular Ecology 16 p. 1993-2004
2007

Spatial scale of genetic structuring in coastal cod Gadus morhua and geographic extent of local populations

Per Erik Jorde, Halvor Knutsen, Sigurd Heiberg Espeland, Nils Christian Stenseth
Marine Ecology Progress Series 343 p. 229-237
2007

Population genetic structure in the North Atlantic Greenland halibut: influenced by oceanic current systems?

Halvor Knutsen, Per Erik Jorde, Ole Thomas Albert, AR Hoelzel, Nils Christian Stenseth
Canadian Journal of Fisheries and Aquatic Sciences 64 p. 857-866
2006

Ecological and genetic impact of Atlantic cod larval drift in the Skagerrak

Nils Christian Stenseth, Per Erik Jorde, Kung-Sik Chan, E Hansen, Halvor Knutsen, Carl André, Morten Skogen, Kyrre Lekve
Proceedings of the Royal Society of London. Biological Sciences 273 p. 1085-1092
2006

Power for detecting genetic divergence: differences between statistical methods and marker loci

N Ryman, S Palm, C Andre, GR Carvalho, TG Dahlgren, Per Erik Jorde, L Laikre, LC Larsson, A Palme, DE Ruzzante
Molecular Ecology 15
2005

High genetic variability despite high-amplitude population cycles in lemmings

Dorothee Ehrich, Per Erik Jorde
Journal of Mammalogy 86 p. 380-385
2004

Transport of North Sea cod larvae into the Skagerrak coastal populations

Halvor Knutsen, Carl André, Per Erik Jorde, Morten Skogen, E. Thuróczy, Nils Christian Stenseth
Proceedings of the Royal Society of London. Biological Sciences 271 p. 1337-1344
2004

Life-history variation among local populations of Atlantic cod from the Norwegian Skagerrak coast

Esben Moland Olsen, Halvor Knutsen, Jakob Gjøsæter, Per Erik Jorde, Jan Atle Knutsen, Nils Christian Stenseth
Journal of Fish Biology 64 p. 1725-1730
2003

Cryptic population structure in a large, mobile mammalian predator: the Scandinavian lynx

Eli Knispel Rueness, Per Erik Jorde, L. Hellborg, Nils Christian Stenseth, H. Ellegren, Kjetill Sigurd Jakobsen
Molecular Ecology 12 p. 2623-2633
2003

Effective population size and temporal genetic change in stream resident brown trout (Salmo trutta, L.)

Stefan Palm, Linda Laikre, Per Erik Jorde, Nils Ryman
Conservation Genetics 4 p. 249-264
2003

Fine-scaled geographic population structuring in a highly mobile marine species: the Atlantic cod

Halvor Knutsen, Per Erik Jorde, Carl Andre, Nils Christian Stenseth
Molecular Ecology 12 p. 385-394
2001

Statistical power when testing for genetic differentiation

Nils Ryman, Per Erik Jorde
Molecular Ecology 10 p. 2361-2374
2001

Spatial structure of lemming populations (Dicrostonyx groenlandicus) fluctuating in density

Dorothee Ehrich, Per Erik Jorde, C.J. Krebs, A.J. Kenney, John Erik Stacy, Nils Christian Stenseth
Molecular Ecology 10 p. 481-495
2001

Genetic evidence for mixed origin of recolonized sea-trout populations

Halvor Knutsen, Jan Atle Knutsen, Per Erik Jorde
Heredity 87 p. 207-214
2000

Genetic differentiation among populations of the beetle Bolitophagus reticulatus (Coleoptera: Tenebrionidae) in a fragmented and a continuous landscape

Halvor Knutsen, Bjørn Arne Rukke, Per Erik Jorde, Rolf Anker Ims
Heredity 6 p. 667-676
1999

Supportive breeding and inbreeding effective number: reply to Nomura

Nils Ryman, Per Erik Jorde, Linda Laikre
Conservation Biology 13 p. 673-676
1999

Estimating genetic drift and effective population size from temporal shifts of dominant gene marker frequencies

Per Erik Jorde, Stefan Palm, Nils Ryman
Molecular Ecology 8 p. 1171-1178
1998

Temporal change of mitochondrial DNA haplotype frequencies and female effective size in a brown trout (Salmo trutta) population

Linda Laikre, Per Erik Jorde, Nils Ryman
Evolution 52 p. 910-915
1998

Allozyme variation in allotetraploid Saxifraga osloensis and its diploid progenitors

Thomas Nilsson, Per Erik Jorde
Nordic Journal of Botany 18 p. 425-430
1997

Inheritance and linkage of isozyme loci in the basket willow (Salix viminalis L.)

Johanna Thorsén, Per Erik Jorde, F. A. Aravanopoulos, U. Gullberg, L. Zsuffa
Journal of Heredity 88 p. 144-150
1997

Lack of concordance between mtDNA gene flow and population density fluctuations in the bank vole

John Erik Stacy, Per Erik Jorde, Harald Steen, Rolf Anker Ims, A. Purvis, Kjetill Sigurd Jakobsen
Molecular Ecology 6 p. 751-759
1996

Genetic variability at minisatellite and allozyme loci in brown trout (Salmo trutta} -A comparison

Linda Laikre, Paulo A. Prodöhl, Per Erik Jorde, Nils Ryman
Hereditas 123 p. 191-195
1996

Demographic genetics of brown trout (Salmo trutta) and estimation of effective population size from temporal change of allele frequencies

Per Erik Jorde, Nils Ryman
Genetics 143 p. 1369-1381
1995

Supportive breeding and variance effective population size

Nils Ryman, Per Erik Jorde, Linda Laikre
Conservation Biology 79 p. 1619-1628
1995

Temporal allele frequency change and estimation of effective size in populations with overlapping generations

Per Erik Jorde, Nils Ryman
Genetics 139 p. 1077-1090
1991

Allele frequency estimation at loci with incomplete co-dominant expression

Per Erik Jorde, Nils Ryman
Heredity 65 p. 429-433
1991

Management implications of genetic differentiation between native and hatchery populations of brown trout (Salmo trutta) in Spain

Jose Luis Garcia-Marin, Per Erik Jorde, Nils Ryman, Fred Utter, Charles Pla
Aquaculture 95 p. 235-249
1991

New biochemical genetic markers in the brown trout (Salmo trutta L.)

Per Erik Jorde, Andrew Gitt, Nils Ryman
Journal of Fish Biology 39 p. 451-454

Annet tidsskriftbidrag

2010

Kysttorsken: Gammel kunnskap møter ny

Jorde, Per Erik
Fædrelandsvennen p. 3-3
2006

Cryptic population structuring in Scandinavian lynx: reply to Pamilo

Per Erik Jorde, Eli Knispel Rueness, Nils Christian Stenseth, Kjetill Sigurd Jakobsen
Molecular Ecology 15 p. 1189-1192

Rapporter og avhandlinger

2014

Genetic population structure of northern shrimp, Pandalus borealis, in the Northwest Atlantic

Per Erik Jorde, Guldborg Søvik, Jon-Ivar Westgaard, David Orr, Guoqi Han, Don Stansbury, Knut Eirik Jørstad
2005

Temporal genetic pattern in BCB bowhead whales in the fall migration at Barrow: a reflection of a structured population? IWC/SC/57/BRG10

Tore Schweder, Per Erik Jorde, Nils Christian Stenseth

Poster

2014

Population structure of ling (Molva molva) in the Northeast Atlantic and its implications for stock assessments and management advice

Enrique Blanco Gonzalez, Halvor Knutsen, Per Erik Jorde, Kevin Glover, Odd Aksel Bergstad
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