Research fields: Evolutionary ecology, life history theory, marine ecology, and evolution of mating systems.

For further details and a list of publications, please visit http://bio.uib.no/te/cj

2025

• Giske, Jarl; Budaev, Sergei; Eliassen, Sigrunn et al. (2025). Vertebrate decision making leads to the interdependence of behaviour and wellbeing. (external link)

2024

• Weidner, Jacqueline; Jensen, Camilla Håkonsrud; Giske, Jarl et al. (2024). Hormonal regulation of the phenotype into environmentally appropriate pace-of-life syndromes. (external link)
• Scherrer, Kim Josefin Niklasdotter; Langbehn, Tom; Ljungström, Anna Jeja Gabriella et al. (2024). Spatial restrictions inadvertently doubled the carbon footprint of Norway's mackerel fishing fleet. (external link)

2023

• Ruminska, Agnieszka; Eliassen, Sigrunn; Jørgensen, Christian (2023). Emergence of games from ecological trade-offs: longevity changes strategies for extra-pair mating in birds. (external link)
• Ruminska, Agnieszka; Jørgensen, Christian; Eliassen, Sigrunn (2023). From self-interest to cooperation: extra-pair mating as a driver of relaxed territorial aggression in social neighbourhoods. (external link)
• Ryberg, Marie Plambech; Christensen, Asbjørn; Jørgensen, Christian et al. (2023). Bioenergetics modelling of growth processes in parasitized Eastern Baltic cod (Gadus morhua L.). (external link)
• Meister, Nadja; Langbehn, Tom; Varpe, Øystein et al. (2023). Blue mussels in western Norway have vanished where in reach of crawling predators. (external link)
• Ljungström, Anna Jeja Gabriella; Langbehn, Tom; Jørgensen, Christian (2023). Bergmann patterns in planktivorous fishes: A light-size or zooplankton community-size rule is just as valid explanation as the temperature-size rule. (external link)

2022

• Harlap, Yael; Jørgensen, Christian; Cotner, Sehoya Harris (2022). Maintaining quality assessment practices in Norwegian higher education after the two-evaluator law . (external link)
• van Deurs, Mikael; Persson, Anders; Nilsson, P. Anders et al. (2022). Fish resist temptation from junk food: state-dependent diet choice in reproductive Atlantic cod Gadus morhua facing seasonal fluxes of lipid-rich prey. (external link)

2021

• Ejsmond, Anna; Forchhammer, Mads; Varpe, Øystein et al. (2021). Nesting synchrony and clutch size in migratory birds: Capital versus income breeding determines responses to variable spring onset. (external link)
• Langbehn, Tom; Aksnes, Dag Lorents; Kaartvedt, Stein et al. (2021). Poleward distribution of mesopelagic fishes is constrained by seasonality in light. (external link)
• Ljungström, Anna Jeja Gabriella; Langbehn, Tom Jasper; Jørgensen, Christian (2021). Light and energetics at seasonal extremes limit poleward range shifts. (external link)

2020

• Skjæraasen, Jon Egil; Korsbrekke, Knut; Dingsør, Gjert Endre et al. (2020). Large annual variation in the amount of skipped spawning for female Northeast Arctic haddock Melanogrammus aeglefinus. (external link)
• Ljungström, Anna Jeja Gabriella; Claireaux, Marion; Fiksen, Øyvind et al. (2020). Body size adaptions under climate change: Zooplankton community more important than temperature or food abundance in model of a zooplanktivorous fish. (external link)
• Weidner, Jacqueline; Jensen, Camilla Håkonsrud; Giske, Jarl et al. (2020). Hormones as adaptive control systems in juvenile fish. (external link)
• Jensen, Camilla Håkonsrud; Weidner, Jacqueline; Giske, Jarl et al. (2020). Hormonal adjustments to future expectations impact growth and survival in juvenile fish. (external link)
• Cotner, Sehoya Harris; Jeno, Lucas Matias; Walker, J. D et al. (2020). Gender gaps in the performance of Norwegian biology students: the roles of test anxiety and science confidence. (external link)

2019

• Ljungström, Anna Jeja Gabriella; Francis, Tessa; Mangel, Marc et al. (2019). Parent-offspring conflict over reproductive timing: ecological dynamics far away and at other times may explain spawning variability in Pacific herring. (external link)
• Langbehn, Tom; Aksnes, Dag Lorents; Kaartvedt, Stein et al. (2019). Light comfort zone in a mesopelagic fish emerges from adaptive behaviour along a latitudinal gradient. (external link)
• Budaev, Sergei; Jørgensen, Christian; Mangel, Marc et al. (2019). Decision-making from the animal perspective: Bridging ecology and subjective cognition. (external link)
• Fouzai, Nadia; Opdal, Anders Frugård; Jørgensen, Christian et al. (2019). Dying from the lesser of three evils: facilitation and non-consumptive effects emerge in a model with multiple predators. (external link)
• Lowerre-Barbieri, Susan K.; Catalan, Ignacio; Opdal, Anders Frugård et al. (2019). Preparing for the future: Integrating spatial ecology into ecosystem-based management. (external link)
• Ballen, Cissy J.; Aguillon, Stepfanie M.; Awwad, Azza et al. (2019). Smaller classes promote equitable student participation in STEM. (external link)
• Jørgensen, Christian; Enberg, Katja (2019). Fishing for answers. (external link)

2018

• Mennerat, Adele; Charmantier, Anne; Jørgensen, Christian et al. (2018). Correlates of complete brood failure in blue tits: could extra-pair mating provide unexplored benefits to females?. (external link)
• Claireaux, Marion; Jørgensen, Christian; Enberg, Katja (2018). Evolutionary effects of fishing gear on foraging behavior and life-history traits. (external link)

2017

• Ballen, Cissy; Danielsen, Marie; Jørgensen, Christian et al. (2017). Norway’s gender gap: classroom participation in undergraduate introductory science. (external link)
• Vollset, Knut Wiik; Dohoo, Ian; Karlsen, Ørjan et al. (2017). Disentangling the role of sea lice on the marine survival of Atlantic salmon. (external link)
• Zimmermann, Fabian; Jørgensen, Christian (2017). Taking animal breeding into the wild: regulation of fishing gear can make fish stocks evolve higher productivity. (external link)

2016

• Mckenzie, David J.; Axelsson, Michael; Chabot, Denis et al. (2016). Conservation physiology of marine fishes: state of the art and prospects for policy. (external link)
• Van Deurs, Mikael; Persson, Anders; Lindegren, Martin et al. (2016). Marine ecosystem connectivity mediated by migrant–resident interactions and the concomitant cross-system flux of lipids. (external link)
• Andersen, Bjørn Snorre; Jørgensen, Christian; Eliassen, Sigrunn et al. (2016). The proximate architecture for decision-making in fish. (external link)
• Ward, Taylor D.; Algera, Dirk A.; Gallagher, Austin J. et al. (2016). Understanding the individual to implement the ecosystem approach to fisheries management. (external link)
• Eliassen, Sigrunn; Andersen, Bjørn Snorre; Jørgensen, Christian et al. (2016). From sensing to emergent adaptations: Modelling the proximate architecture for decision-making. (external link)
• Opdal, Anders Frugård; Jørgensen, Christian (2016). Response: Demography affects spawning location in Northeast Arctic cod, but what affects demography?. (external link)
• Jørgensen, Christian; Enberg, Katja; Mangel, Marc (2016). Modelling and interpreting fish bioenergetics – a role for behaviour, life-history traits, and survival trade-offs. (external link)

2015

• Opdal, Anders Frugård; Jørgensen, Christian (2015). Long-term change in a behavioural trait: truncated spawning distribution and demography in Northeast Arctic cod. (external link)
• Zimmermann, Fabian; Jørgensen, Christian (2015). Bioeconomic consequences of fishing-induced evolution: a model predicts limited impact on net present value. (external link)
• Holt, Rebecca; Jørgensen, Christian (2015). Climate change in fish: Effects of respiratory constraints on optimal life history and behaviour. (external link)
• Fouzai, Nadia; Opdal, Anders Frugård; Jørgensen, Christian et al. (2015). Effects of temperature and food availability on larval cod survival: A model for behaviour in vertical gradients. (external link)
• Van Deurs, Mikael; Jørgensen, Christian; Fiksen, Øyvind (2015). Effects of copepod size on fish growth: A model based on data for North Sea sandeel. (external link)

2014

• Winkler, David W.; Jørgensen, Christian; Both, Christiaan et al. (2014). Cues, strategies, and outcomes: how migrating vertebrates track environmental change. (external link)
• Cooke, Steven J.; Killen, Shaun S.; Metcalfe, Julian D. et al. (2014). Conservation physiology across scales: insights from the marine realm. (external link)
• Holt, Rebecca E.; Jørgensen, Christian (2014). Climate warming causes life-history evolution in a model for Atlantic cod (Gadus morhua). (external link)
• Jørgensen, Christian; Opdal, Anders Frugård; Fiksen, Øyvind (2014). Can behavioural ecology unite hypotheses for fish recruitment?. (external link)
• Boukal, David S.; Dieckmann, Ulf; Enberg, Katja et al. (2014). Life-history implications of the allometric scaling of growth. (external link)
• Eliassen, Sigrunn; Jørgensen, Christian (2014). Extra-pair mating and evolution of cooperative neighbourhoods. (external link)
• Folkvord, Arild; Jørgensen, Christian; Korsbrekke, Knut et al. (2014). Trade-offs between growth and reproduction in wild Atlantic cod. (external link)
• Laugen, Ane Timenes; Engelhard, Georg H.; Whitlock, Rebecca et al. (2014). Evolutionary impact assessment: accounting for evolutionary consequences of fishing in an ecosystem approach to fisheries management. (external link)
• Giske, Jarl; Eliassen, Sigrunn; Fiksen, Øyvind et al. (2014). The emotion system promotes diversity and evolvability. (external link)

2013

• Heino, Mikko Petteri; Baulier, Loic; Boukal, David et al. (2013). Can fisheries-induced evolution shift reference points for fisheries management?. (external link)
• Jørgensen, Christian; Holt, Rebecca (2013). Natural mortality: Its ecology, how it shapes fish life histories, and why it may be increased by fishing. (external link)
• Giske, Jarl; Eliassen, Sigrunn; Fiksen, Øyvind et al. (2013). Effects of the emotion system on adaptive behavior. (external link)

2012

• Enberg, Katja Susanna; Jørgensen, Christian; Dunlop, Erin et al. (2012). Fishing-induced evolution of growth: concepts, mechanisms and the empirical evidence. (external link)
• Giske, Jarl; Jakobsen, Per Johan; Jørgensen, Christian (2012). Hva er et menneske? Hjernen mellom natur og kultur i et langt, historisk perspektiv. (external link)

2011

• Jørgensen, Christian; Auer, Sonya K.; Reznick, David N. (2011). A Model for Optimal Offspring Size in Fish, Including Live-Bearing and Parental Effects. (external link)
• Chapman, Erik W.; Jørgensen, Christian; Lutcavage, Molly E. (2011). Atlantic bluefin tuna (Thunnus thynnus): a state-dependent energy allocation model for growth, maturation, and reproductive investment. (external link)
• Fiksen, Øyvind; Jørgensen, Christian (2011). Model of optimal behaviour in fish larvae predicts that food availability determines survival, but not growth. (external link)

2010

• Jørgensen, Christian; Fiksen, Øyvind (2010). Modelling fishing-induced adaptations and consequences for natural mortality. (external link)
• Enberg, Katja Susanna; Jørgensen, Christian; Mangel, Marc (2010). Fishing-induced evolution and changing reproductive ecology of fish: the evolution of steepness. (external link)

2009

• Garamszegi, László Zsolt ; Calhim, Sara; Dochtermann, Ned et al. (2009). Changing philosophies and tools for statistical inferences in behavioral ecology. (external link)
• Enberg, Katja Susanna; Jørgensen, Christian; Dunlop, Erin et al. (2009). Implications of fisheries-induced evolution for stock rebuilding and recovery. (external link)
• Kristiansen, Trond; Jørgensen, Christian; Lough, R. Gregory et al. (2009). Modeling rule-based behavior: habitat selection and the growth-survival trade-off in larval cod. (external link)
• Jørgensen, Christian; Ernande, Bruno; Fiksen, Øyvind (2009). Size-selective fishing gear and life history evolution in the Northeast Arctic cod. (external link)
• Eliassen, Sigrunn; Jørgensen, Christian; Mangel, Marc et al. (2009). Quantifying the adaptive value of learning in foraging behavior. (external link)
• Varpe, Øystein; Jørgensen, C.; Tarling, GA et al. (2009). The adaptive value of energy storage and capital breeding in seasonal environments. (external link)

2008

• Jørgensen, Christian; Dunlop, Erin; Opdal, Anders Frugård et al. (2008). The evolution of spawning migrations: State dependence and fishing-induced changes. (external link)
• Sattar, Shahaama Abdul; Jørgensen, Christian; Fiksen, Øyvind (2008). Fisheries-induced evolution of energy and sex allocation. (external link)
• Enberg, Katja; Dunlop, Erin; Jørgensen, Christian (2008). Fish growth. (external link)

2007

• Fiksen, Øyvind; Jørgensen, Christian; Kristiansen, Trond et al. (2007). Linking behavioural ecology and oceanography: larval behaviour determines growth, mortality and dispersal. (external link)
• Vikebø, Frode Bendiksen; Jørgensen, Christian; Kristiansen, Trond et al. (2007). Drift, growth and survival of larval Northeast Arctic cod with simple rules of behaviour. (external link)
• Eliassen, Sigrunn; Jørgensen, Christian; Mangel, Marc et al. (2007). Exploration or exploitation: life expectancy changes the value of learning in foraging strategies. (external link)
• Varpe, Øystein; Jørgensen, Christian; Tarling, Geraint A. et al. (2007). Early is better: seasonal egg fitness and timing of reproduction in a zooplankton life-history model. (external link)

2006

• Eliassen, Sigrunn; Jørgensen, Christian; Giske, Jarl (2006). Co-existence of learners and stayers maintains the advantage of social foraging. (external link)
• Grimm, Volker; Berger, Uta; Bastiansen, Finn et al. (2006). A standard protocol for describing individual-based and agent-based models. (external link)
• Jørgensen, Christian; Ernande, Bruno; Fiksen, Øyvind et al. (2006). The logic of skipped spawning in fish. (external link)
• Jørgensen, Christian; Fiksen, Øyvind (2006). State-dependent energy allocation in cod (Gadus morhua). (external link)

2005

• Strand, Espen; Jørgensen, Christian; Huse, Geir (2005). Modelling buoyancy regulation in fishes with swimbladders: bioenergetics and behaviour. (external link)

See a complete overview of publications in Cristin.

For further details and a list of publications, please visit http://bio.uib.no/te/cj