Academic article

• Stein Kaartvedt (2026). A career studying fjords and oceans in unconventional ways. (external link)
• Øystein Ole Gahr Langangen; Stein Kaartvedt; Ketil Hylland et al. (2026). The collapse of Atlantic cod in the Oslofjord. (external link)
• Dag Lorents Aksnes; Anita Stene Løtvedt; Christian Lindemann et al. (2023). Effects of migrating mesopelagic fishes on the biological carbon pump. (external link)
• Svenja Christiansen; Øystein Ole Gahr Langangen; Josefin Titelman et al. (2022). Three-dimensional swimming behavior and activity of a mesopelagic fish. (external link)
• E Banguera-Hinestroza; W Eikrem; H Mansour et al. (2016). Seasonality and toxin production of Pyrodinium bahamense in a Red Sea lagoon. (external link)
• Maria Ll Calleja; Mohd I Ansari; Anders Røstad et al. (2018). The mesopelagic scattering layer: A hotspot for heterotrophic prokaryotes in the Red Sea twilight zone. (external link)
• Thor A. Klevjer; Stein Kaartvedt (2011). Krill (Meganyctiphanes norvegica) swim faster at night. (external link)
• Stein Kaartvedt; Josefin Titelman; Anders Røstad et al. (2011). Beyond the average: Diverse individual migration patterns in a population of mesopelagic jellyfish. (external link)
• Nicolas Dupont; Thor A. Klevjer; Stein Kaartvedt et al. (2009). Diel vertical migration of the deep-water jellyfish Periphylla periphylla simulated as individual responses to absolute light intensity. (external link)
• Stein Kaartvedt; Anders Røstad; Svenja Christiansen et al. (2020). Diel vertical migration and individual behavior of nekton beyond the ocean's twilight zone. (external link)
• Arild Folkvord; Geir Gundersen; Jon Albretsen et al. (2016). Impact of hatch date on early life growth and survival of Mueller’s pearlside (Maurolicus muelleri) larvae and life-history consequences. (external link)
• Arild Folkvord; Geir Gundersen; Jon Albretsen et al. (2016). Impact of hatch-date on early life growth and survival of Mueller's pearlside (Maurolicus Muelleri) larvae and life-history consequences. (external link)
• Stein Kaartvedt; Svenja Christiansen; Josefin Titelman (2023). Mid-summer fish behavior in a high-latitude twilight zone. (external link)
• Hege Finsås Vestheim; Bente Edvardsen; Stein Kaartvedt (2005). Assessing feeding of a carnivorous copepod using species-specific PCR. (external link)
• A Ariza; J.M. Landeira; A. Escanez et al. (2016). Vertical distribution, composition and migratory patterns of acoustic scattering layers in the Canary Islands. (external link)
• Stein Kaartvedt; Anders Røstad; Anders Frugård Opdal et al. (2019). Herding mesopelagic fish by light. (external link)
• Hege Finsås Vestheim; Stein Kaartvedt (2006). Plasticity in coloration as an antipredator strategy among zooplankton. (external link)
• Anders Røstad; Stein Kaartvedt; Thor A. Klevjer et al. (2006). Fish are attracted to vessels. (external link)
• Thor A. Klevjer; Stein Kaartvedt (2006). In situ target strength and behaviour of northern krill (Meganyctiphanes norvegica). (external link)
• Hege Vestheim; Stein Kaartvedt (2009). Vertical migration, feeding and colouration in the mesopelagic shrimp Sergestes arcticus. (external link)
• Stein Kaartvedt (2008). Photoperiod may constrain the effect of global warming in arctic marine systems. (external link)
• Ulf Båmstedt; Stein Kaartvedt; Mark Youngbluth (2003). An evaluation of acoustic and video methods to estimate the abundance and vertical distribution of jellyfish. (external link)
• Thor A. Klevjer; Stein Kaartvedt (2003). Split-beam target tracking can be used to study the swimming behavior of deep-living plankton in situ. (external link)
• Hilde Skarra; Stein Kaartvedt (2003). Vertical distribution and feeding of the carnivorous copepod Paraeuchaeta norvegica. (external link)
• Karl Inne Ugland; Dag Lorents Aksnes; Thor A. Klevjer et al. (2014). Lévy night flights by the jellyfish Periphylla periphylla. (external link)
• Thor A. Klevjer; Xabier Irigoien; Anders Røstad et al. (2016). Large scale patterns in vertical distribution and behaviour of mesopelagic scattering layers. (external link)
• Thor A. Klevjer; Stein Kaartvedt; Ulf Båmstedt (2009). In situ behaviour and acoustic properties of the deep living jellyfish Periphylla periphylla. (external link)
• Stein Kaartvedt; Arved Staby; Dag Lorents Aksnes (2012). Efficient trawl avoidance by mesopelagic fishes causes large underestimation of their biomass. (external link)
• Olav Rune Godø; Nils Olav Handegard; Howard Browman et al. (2014). Marine ecosystem acoustics (MEA): Quantifying processes in the sea at the spatio-temporal scales on which they occur. (external link)
• Svenja Christiansen; Josefin Titelman; Stein Kaartvedt (2019). Nighttime Swimming Behavior of a Mesopelagic Fish. (external link)
• Dag Lorents Aksnes; Nicolas Dupont; Arved Staby et al. (2009). Coastal water darkening and implications for mesopelagic regime shifts in Norwegian fjords. (external link)
• Anne Christine Utne-Palm; Anne Gro Vea Salvanes; Bronwen Currie et al. (2010). Trophic Structure and Community Stability in an Overfished Ecosystem. (external link)
• Peter Tiselius; Per R. Jonsson; Stein Kaartvedt et al. (1997). Effects of copepod foraging behavior on predation risk: an experimental study of the predatory copepod Paraeuchaeta norveigca feeding on Acartia clausi and A. tonsa (Copepoda). (external link)
• Maren S Rasch Onsrud; Stein Kaartvedt; Anders Røstad et al. (2004). Vertical distribution and feeding patterns in fish foraging on the krill Meganyctiphanes norvegica. (external link)
• Merete Schøyen; Stein Kaartvedt (2004). Vertical distribution and feeding of the copepod Chiridius armatus. (external link)
• Ingrid Solberg; Stein Kaartvedt (2017). The diel vertical migration patterns and individual swimming behavior of overwintering sprat Sprattus sprattus. (external link)
• Stein Kaartvedt; Anders Røstad; Thor A. Klevjer et al. (2009). Use of bottom-mounted echo sounders in exploring behavior of mesopelagic fishes. (external link)
• Hege Finsås Vestheim; Stein Kaartvedt; Bente Edvardsen (2005). State-dependent vertical distribution of the carnivore copepod Pareuchaeta norvegica. (external link)
• Stein Kaartvedt; Svenja Christiansen; Anders Røstad et al. (2022). Mesopelagic fishes in a hurry at low latitudes. (external link)
• Stein Kaartvedt; Karl I. Ugland; Jan David Heuschele et al. (2021). Coordinated gas release among the physostomous fish sprat (Sprattus sprattus). (external link)
• Brad A. Seibel; Jillian L. Schneider; Stein Kaartvedt et al. (2016). Hypoxia tolerance and metabolic suppression in oxygen minimum zone euphausiids: implications for ocean deoxygenation and biogeochemical cycles. (external link)
• Perdana K. Prihartato; Dag Lorents Aksnes; Stein Kaartvedt (2015). Seasonal patterns in the nocturnal distributionand behavior of the mesopelagic fish Maurolicus muelleri at high latitudes. (external link)
• Stein Kaartvedt; Thor A. Klevjer; Dag Lorents Aksnes (2012). Internal wave-mediated shading causes frequent vertical migrations in fishes. (external link)
• Stein Kaartvedt; Anders Røstad; Thor A. Klevjer (2009). Sprat Sprattus sprattus can exploit low oxygen waters for overwintering. (external link)
• Fanny Busserolles de; Fabio Cortesi; Jon Vidar Helvik et al. (2017). Pushing the limits of photoreception in twilight conditions: The rod-like cone retina of the deep-sea pearlsides. (external link)
• Perdana K. Prihartato; Xabier Irigoien; Marc G. Genton et al. (2016). Global effects of moon phase on nocturnal acoustic scattering layers. (external link)
• Andrea Bozman; Josefin Titelman; Stein Kaartvedt et al. (2017). Jellyfish distribute vertically according to irradiance. (external link)
• Trine Dale; Stein Kaartvedt; Bjørnar Ellertsen et al. (2001). Large scale oceanic distribution and population structure of Calanus finmarchicus in relation to physical environment, food and predators. (external link)
• Annelise Fleddum; Stein Kaartvedt; Bjørnar Ellertsen (2001). Distribution and feeding of the carnivorous copepod Paraeuchaeta norvegica in habitats of shallow prey assemblages and midnight sun. (external link)
• Hege Vestheim; Anders Røstad; Thor A. Klevjer et al. (2014). Vertical distribution and diel vertical migration of krill beneath snow-covered ice and in ice-free waters. (external link)
• Olav Rune Godø; Annette Samuelsen; Gavin John Macaulay et al. (2012). Mesoscale Eddies Are Oases for Higher Trophic Marine Life. (external link)
• Thomas Torgersen; Stein Kaartvedt (2001). In situ swimming behaviour of individual mesopelagic fish studied by split-beam echo target tracking. (external link)
• Espen Bagøien; Stein Kaartvedt; Dag L. Aksnes et al. (2001). Vertical distribution and mortality of overwintering Calanus. (external link)
• Hege Finsås Vestheim; Sandra Brucet; Stein Kaartvedt (2013). Vertical distribution, feeding and vulnerability to tactile predation in Metridia longa (Copepoda, Calanoida). (external link)
• Stein Kaartvedt; Thor A. Klevjer; Thomas Torgersen et al. (2007). Diel vertical migration of individual jellyfish (Periphylla periphylla). (external link)
• Aya Hozumi; Stein Kaartvedt; Anders Røstad et al. (2018). Acoustic backscatter at a Red Sea whale shark aggregation site. (external link)
• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2021). Poleward distribution of mesopelagic fishes is constrained by seasonality in light. (external link)
• Anders Røstad; Stein Kaartvedt (2013). Seasonal and diel patterns in sedimentary flux of krill fecal pellets recorded by an echo sounder. (external link)
• Stein Kaartvedt; Tom Langbehn; Dag Lorents Aksnes (2019). Enlightening the ocean’s twilight zone. (external link)
• Stein Kaartvedt; Tom Larsen; Knut Hjelmseth et al. (2002). Is the omnivorous krill Meganyctiphanes norvegica primarily a selectively feeding carnivore?. (external link)
• Thomas Torgersen; Egil Karlsbakk; Stein Kaartvedt (2002). Deviating vertical distribution and increased conspicuousness of parasitized Calanus. (external link)
• Stein Kaartvedt; Trine Dale; Espen Bagøien et al. (2002). Bi-modal vertical distribution of the carnivorous copepod Paraechaeta norvegica. (external link)
• Arved Staby; Anders Røstad; Stein Kaartvedt (2011). Long-term acoustical observations of the mesopelagic fish Maurolicus muelleri reveal novel and varied vertical migration patterns. (external link)
• Trine Dale; Stein Kaartvedt; Bjørnar Ellertsen et al. (2001). Large-scale oceanic distribution and population structure of Calanus finmarchicus in relation to physical food and predators. (external link)
• Cecilie Broms; Webjørn Melle; Stein Kaartvedt (2009). Oceanic distribution and life cycle of Calanus species in the Norwegian Sea and adjacent waters. (external link)
• Albert Calbet; Mette Dalgaard Agersted; Stein Kaartvedt et al. (2015). Heterogeneous distribution of plankton within the mixed layer and its implications for bloom formation in tropical seas. (external link)
• Svenja Christiansen; Thor Aleksander Klevjer; Anders Røstad et al. (2021). Flexible behaviour in a mesopelagic fish (Maurolicus muelleri). (external link)
• Thor A. Klevjer; Daniel J. Torres; Stein Kaartvedt (2012). Distribution and diel vertical movements of mesopelagic scattering layers in the Red Sea. (external link)
• Stein Kaartvedt; Anders Røstad; Josefin Titelman (2021). Sleep walking copepods? Calanus diapausing in hypoxic waters adjust their vertical position during winter. (external link)
• Eivind Dypvik; Anders Røstad; Stein Kaartvedt (2012). Seasonal variations in vertical migration of glacier lanternfish, Benthosema glaciale. (external link)
• Stein Kaartvedt; Anders Røstad; Dag Lorents Aksnes (2017). Changing weather causes behavioral responses in the lower mesopelagic. (external link)
• Peter H. Wiebe; Ann Bucklin; Stein Kaartvedt et al. (2016). Vertical distribution and migration of euphausiid species in the Red Sea. (external link)
• Stein Kaartvedt; andré Antunes; Anders Røstad et al. (2016). Zooplankton at deep Red Sea brine pools. (external link)
• Ingrid Solberg; Anders Røstad; Stein Kaartvedt (2015). Ecology of overwintering sprat (Sprattus sprattus). (external link)
• Ketil Eiane; Dag L. Aksnes; Espen Bagøien et al. (1999). Fish or jellies - a question of visibility?. (external link)
• Esben Moland Olsen; Webjørn Melle; Stein Kaartvedt et al. (2007). Spatially structured interactions between a migratory pelagic predator, the Norwegian spring-spawning herring Clupea harengus L., and its zooplankton prey. (external link)
• Anne Gro Vea Salvanes; Natalya Gallo; Martine Røysted Solås et al. (2025). Deep Fjords Are Excellent Natural Infrastructure for Climate Impact Studies. (external link)
• Trine Dale; Espen Bagøien; Webjørn Melle et al. (1999). Can predator avoidance explain varying overwintering depth of Calanus in different oceanic water masses?. (external link)
• Ann Bucklin; Maria Guarnieri; R. Sean Hill et al. (1999). Taxonomic and systematic assessment of planktonic copepods using mitochondrial COI sequence variation and competitive, species-specific PCR. (external link)
• Peter H. Wiebe; Dezhang Chu; Stein Kaartvedt et al. (2010). The acoustic properties of Salpa thompsoni. (external link)
• Ingrid Solberg; Stein Kaartvedt (2014). Surfacing behavior and gas release of the physostome sprat (Sprattus sprattus) in ice-free and ice-covered waters. (external link)
• Aya Hozumi; Pei-Ying Hong; Stein Kaartvedt et al. (2018). Water quality, seasonality, and trajectory of an aquaculture-wastewater plume in the Red Sea. (external link)
• Svenja Christiansen; Mabel Pernille Bråthen; Fredrik Lund Moksnes et al. (2024). Extensive avoidance behaviour of krill from predators and nets. (external link)
• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2019). Light comfort zone in a mesopelagic fish emerges from adaptive behaviour along a latitudinal gradient. (external link)
• Stein Kaartvedt; Thomas Torgersen; Thor A. Klevjer et al. (2008). Behavior of individual mesopelagic fish in acoustic scattering layers of Norwegian fjords. (external link)
• Beatriz Sobradillo Benguria; Svenja Christiansen; Anders Røstad et al. (2022). Individual daytime swimming of mesopelagic fishes in the world's warmest twilight zone. (external link)
• Stein Kaartvedt; Karl Inne Ugland; Thor A. Klevjer et al. (2015). Social behaviour in mesopelagic jellyfish. (external link)
• Anders Røstad; Stein Kaartvedt; Dag Lorents Aksnes (2016). Light comfort zones of mesopelagic acoustic scattering layers in two contrasting optical environments. (external link)
• Naroa Aldanondo; Stein Kaartvedt; Xabier Irigoien (2023). Growth patterns of two Red Sea mesopelagic fishes. (external link)
• Dag Lorents Aksnes; Anders Røstad; Stein Kaartvedt et al. (2017). Light penetration structures the deep acoustic scattering layers in the global ocean. (external link)
• Hege Vestheim; Stein Kaartvedt (2015). A deep sea community at the Kebrit brine pool in the Red Sea. (external link)
• Stein Kaartvedt; Josefin Titelman (2018). Planktivorous fish in a future Arctic Ocean of changing ice and unchanged photoperiod. (external link)
• Stein Kaartvedt (2000). Life history of Calanus finmarchicus in the Norwegian Sea in relation to planktivorous fish. (external link)
• Espen Bagøien; Stein Kaartvedt; Sidsel Øveraas (2000). Seasonal vertical migration of Calanus spp. in Oslofjorden. (external link)
• Ann Bucklin; Stein Kaartvedt; Maria Guarnieri et al. (2000). Population genetics of drifting (Calanus spp.) and resident (Acartia clausi) plankton in Norwegian fjords. (external link)
• Esben Moland Olsen; Tom Jørstad; Stein Kaartvedt (2000). The feeding strategies of two large marine copepods. (external link)
• Trine Dale; Stein Kaartvedt (2000). Diel patterns in stage specific vertical migration of Calanus finmarchicus in habitats with midnight sun. (external link)
• Ingrid Solberg; Thor A. Klevjer; Stein Kaartvedt (2012). Continuous acoustic studies of overwintering sprat Sprattus sprattus reveal flexible behavior. (external link)
• Stein Kaartvedt (2014). The Submarine Volcano Eruption off El Hierro Island: Effects on the Scattering Migrant Biota and the Evolution of the Pelagic Communities. (external link)
• Eivind Dypvik; Thor A. Klevjer; Stein Kaartvedt (2012). Inverse vertical migration and feeding in glacier lanternfish (Benthosema glaciale). (external link)
• Maren S Rasch Onsrud; Stein Kaartvedt; Mari Breien (2005). In situ swimming speed and swimming behaviour of fish feeding on the krill Meganyctiphanes norvegica. (external link)
• A Ariza; Stein Kaartvedt; A Røstad et al. (2014). The submarine volcano eruption off El Hierro Island: Effects on the scattering migrant biota and the evolution of the pelagic communities. (external link)
• Xabier Irigoien; Thor A. Klevjer; Anders Røstad et al. (2014). Large mesopelagic fishes biomass and trophic efficiency in the open ocean. (external link)
• Stein Kaartvedt; Anders Røstad; Øyvind Fiksen et al. (2005). Piscivorous fish patrol krill swarms. (external link)

Academic literature review

• Eva García-Seoane; Harald Gjøsæter; Padmini Dalpadado et al. (2025). Why is the Arabian Sea a hotspot for myctophids?. (external link)
• Espen Bagøien; Webjørn Raunsgård Melle; Stein Kaartvedt (2012). Seasonal development of mixed layer depths, nutrients, chlorophyll and Calanus finmarchicus in the Norwegian Sea – A basin-scale habitat comparison. (external link)
• Hein Rune Skjoldal; Peter Wiebe; Lutz Postel et al. (2013). Intercomparison of zooplankton (net) sampling systems: Results from the ICES/GLOBEC sea-going workshop. (external link)
• Dag Olav Hessen; Stein Kaartvedt (2014). Top-down cascades in lakes and oceans: Different perspectives but same story?. (external link)

Conference lecture

• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2019). Poleward distribution of mesopelagic fish is constrained by seasonality in light. (external link)
• Ingrid Solberg; Stein Kaartvedt; Thor A. Klevjer et al. (2016). Livet under sjøisen - brislingens adferd før- og etter islegging. (external link)
• Anne Gro Vea Salvanes; Dag Lorents Aksnes; Arild Folkvord et al. (2022). West Norwegian sill fjords as natural infrastructures for investigating consequences of ocean deoxygenation on fish. (external link)
• Tom Langbehn; Anna Jeja Gabriella Ljungström; Øyvind Fiksen et al. (2023). Model evidence for photic barriers to poleward range shifts. (external link)
• Svein Arnholt Iversen; Webjørn Raunsgård Melle; Espen Bagøien et al. (2008). The Antarctic krill and ecosystem survey with r/v GO Sars, in 2008. (external link)
• Tom Langbehn; Anna Jeja Gabriella Ljungström; Øyvind Fiksen et al. (2023). Insights from mechanistic models: understanding causes and consequences of mesopelagic diel vertical migration across latitudes. (external link)
• Ingrid Solberg; Stein Kaartvedt; Thor A. Klevjer (2013). The use of echosounders for long-term studies of the overwintering ecology of sprat (Sprattus sprattus). (external link)
• Tom Langbehn; Christian Jørgensen; Øyvind Fiksen et al. (2019). From light, to vision, to species distribution. (external link)
• Stein Kaartvedt (1999). Feeding and antipredator behavior of the krill Meganyctiphanes norvegica. (external link)
• Stein Kaartvedt (1999). Feeding and antipredator behavior of the krill Meganyctiphanes norvegica. (external link)
• Stein Kaartvedt (1999). Fish predation on krill and krill antipredator responses. (external link)
• Stein Kaartvedt (1999). Life history of Calanus finmarchicus in the Norwegian Sea in relation to fish predators. (external link)
• Stein Kaartvedt (1999). Plankton behaviour and life cycles in advective environments. (external link)
• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2019). Poleward distribution of mesopelagic fish is constrained by seasonality in light. (external link)
• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2019). Light and the ecology of mesopelagic fish at high latitudes. (external link)

Academic book chapter

• Stein Kaartvedt; Svenja Christiansen; Anders Røstad (2024). Mesopelagic fishes in the Red Sea. (external link)
• Ingrid Solberg; Stein Kaartvedt; Thor A. Klevjer (2013). The use of echosounders for long-term studies of the overwintering ecology of sprat (Sprattus sprattus). (external link)

Conference poster

• Anne Gro Vea Salvanes; Natalya Gallo; Arild Folkvord et al. (2021). The HypOnFjordFish project - effects of oxygen loss on fish in West Norwegian fjords. (external link)
• Tom Langbehn; Dag Lorents Aksnes; Stein Kaartvedt et al. (2019). Poleward distribution of mesopelagic fish is constrained by seasonality in light. (external link)

Professional article

• Stein Kaartvedt; Svenja Christiansen; Josefin Titelman (2024). Internal waves and fine-scale zooplankton sampling: Comment on Dewar-Fowler et al. (2023). (external link)

Letter to the editor

• Øyvind Fiksen; Øystein Varpe; S Kaartvedt (2004). Reply to Horizons Article "Some ideas about the role of lipids in the life cycle of Calanus finmarchicus" Irigoien (2004): II. (external link)

Research report

• Ole Arve Misund; Tor Gammelsrød; Stein Kaartvedt et al. (2006). Forskningsfaglig begrunnelse for fornying av forskningsfartøy. (external link)

Journal corrigendum

• Anders Røstad; Stein Kaartvedt; Dag Lorents Aksnes (2016). Erratum to “Light comfort zones of mesopelagic acoustic scattering layers in two contrasting optical environments” (Deep-Sea Research (2016) 113(Part I) (1–6) (S0967063715300224) (10.1016/j.dsr.2016.02.020)). (external link)

Media feature article

• Stein Kaartvedt; Ketil Hylland (2021). Oslofjorden er langt fra død. (external link)

Doctoral thesis (PhD)

• Stein Kaartvedt (1988). Significance of vertical migrations for advection and retention of fjord-living crustaceans. (external link)

See a complete overview of publications in NVA.