• E-mailPer.Jakobsen@uib.no
  • Phone+47 55 58 44 86+47 975 57 113
  • Visitor Address
    Thormølens gate 53 A/B
    5006 Bergen
  • Postal Address
    Postboks 7803
    5020 Bergen
  • Show author(s) (2007). Evolusjon og økologi. En innføring. 2. utgave. Fagbokforlaget.
  • Show author(s) (1999). Evolusjon og økologi - en innføring. Fagbokforlaget.
Academic article
  • Show author(s) (2021). Higher mortality of the less suitable brown trout host compared to the principal Atlantic salmon host when infested with freshwater pearl mussel (Margaritifera margaritifera) glochidia. Parasitology Research. 2401-2413.
  • Show author(s) (2019). Multiple paternity promotes genetic diversity in captive breeding of a freshwater mussel. Global Ecology and Conservation.
  • Show author(s) (2019). Host (Salmo trutta) age influences resistance to infestation by freshwater pearl mussel (Margaritifera margaritifera) glochidia. Parasitology Research. 1519-1532.
  • Show author(s) (2019). Examining the role of parasites in limiting unidirectional gene flow between lake and river sticklebacks. Journal of Animal Ecology.
  • Show author(s) (2018). High levels of multiple paternity in a spermcast mating freshwater mussel. Ecology and Evolution.
  • Show author(s) (2017). From pedal to filter feeding: Ctenidial organogenesis and implications for feeding in the postlarval freshwater pearl mussel Margaritifera margaritifera (Linnaeus, 1758). Journal of molluscan studies. 36-42.
  • Show author(s) (2017). Duration of the parasitic phase determines subsequent performance in juvenile freshwater pearl mussels (Margaritifera margaritifera). Ecology and Evolution. 1375-1383.
  • Show author(s) (2016). Reciprocal cross infection of sticklebacks with the diphyllobothriidean cestode Schistocephalus solidus reveals consistent population differences in parasite growth and host resistance. Parasites & Vectors. 1-12.
  • Show author(s) (2015). Size dependent male reproductive tactic in the two-spotted goby (Gobiusculus flavescens). PLOS ONE.
  • Show author(s) (2014). The emotion system promotes diversity and evolvability. Proceedings of the Royal Society of London. Biological Sciences.
  • Show author(s) (2014). Invitro leukocyte response of three-spined sticklebacks (Gasterosteus aculeatus) to helminth parasite antigens. Fish and Shellfish Immunology. 130-140.
  • Show author(s) (2013). The protection afforded by the outer layer to procercoids of Schistocephalus solidus during passage through the stomach lumen of their vertebrate host (Gasterosteus aculeatus). Experimental parasitology. 12-17.
  • Show author(s) (2013). Effects of the emotion system on adaptive behavior. The American Naturalist. 689-703.
  • Show author(s) (2012). In vitro transition of Schistocephalus solidus (Cestoda) from coracidium to procercoid and from procercoid to plerocercoid. Experimental parasitology. 267-273.
  • Show author(s) (2012). Hva er et menneske? Hjernen mellom natur og kultur i et langt, historisk perspektiv. Arr - Idéhistorisk tidsskrift. 81-85.
  • Show author(s) (2010). Enrichment promotes learning in fish. Marine Ecology Progress Series. 273-282.
  • Show author(s) (2006). Acoustic scattering from a larval insect (Chaoborus flavicans) at six echosounder frequencies: Implication for acoustic estimates of fish abundance. Fisheries Research. 84-89.
  • Show author(s) (2003). Explicit trade-off rules in proximate adaptive agents. Evolutionary Ecology Research. 835-865.
  • Show author(s) (1999). How important is light in the aggregating behaviour of Daphnia pulex (Cladocera: Crustacea)? Hydrobiologia. 13-18.
  • Show author(s) (1998). Male-biased susceptibility to helminth infection: An experimental test with a copepod. Oikos. 458-462.
  • Show author(s) (1998). Fish kairomone regulation of internal swarm structure in Daphnia pulex (Cladocera: Crustacea). Hydrobiologia. 123-127.
  • Show author(s) (1998). Copepod reaction to odor stimuli influenced by cestode infection. Behavioral Ecology. 414-418.
  • Show author(s) (1997). Salmon lice, Lepeophtheris salmonis, infestation as a causal agent of premature return to rivers and estuaries by sea trout, Salmo trutta, juvenile. Environmental Biology of Fishes. 129-137.
  • Show author(s) (1996). The physiological effects of salmon lice infection on post-smolt of Atlantic salmon. Journal of Fish Biology. 1179-1194.
  • Show author(s) (1995). Sea trouts as a carrier of infectous salmon anemia virus. Journal of Fish Biology. 174-176.
  • Show author(s) (1994). The response of brown trout (Salmo trutta L.) to repeated challenge with infectious salmonanaemia (ISA). Bulletin of The European Association of Fish Pathologists. 167-170.
  • Show author(s) (1993). Sjø-ørret; symptomfri bærer av ILA-viruset. Norsk Fiskeoppdrett. 28-29.
  • Show author(s) (1996). Lakselus - nasjonal og internasjonal kunnskapsstatus. .
  • Show author(s) (2018). Ivaretaking av genpool til elvemuslingbestander.
Academic lecture
  • Show author(s) (2015). Size dependent male reproductive tactic in the two-spotted goby (Gobiusculus flavescens).
Reader opinion piece
  • Show author(s) (2010). Skinnuenighet om kvinner, medisin og evolusjonsforskeres syn. Prosa - tidsskrift for skribenter.
  • Show author(s) (1995). Forelesningskompendium for B100 i vårsemesteret. Evolusjon. Økologi.
Thesis at a second degree level
  • Show author(s) (2007). Sannsynligheten for samarbeid endres i eksperimentelle itererte fangenes dilemma når belønning og fristelse øker.
Masters thesis
  • Show author(s) (2007). The effect of habitat enrichment in the early rearing environment influences anti-predator behaviour in juvenile cod (Gadus morhua L.).
  • Show author(s) (2007). The effect of early rearing environment and social learning on foraging behaviour in juvenile cod (Gadus morhua L.).
  • Show author(s) (2007). Size dependent seasonal plasticity in the reproductive tactic of the male Two Spotted Goby, Gobiusculus flavescens (Fabricius).
  • Show author(s) (2007). How predator kairomones and substrate quality influelnce the behaviour of the European lobster (Homarus gammarus).
Popular scientific article
  • Show author(s) (2012). Fra natur til kultur. Biolog. 12-19.
  • Show author(s) (1992). Lakselus: levesett, virkning og bekjempelse. Norsk Fiskeoppdrett. 16-18.
Doctoral dissertation
  • Show author(s) (1988). Swarming behaviour as predator defence in cladocerans in relation to their food resources and in the presence of a top predator.
Academic chapter/article/Conference paper
  • Show author(s) (2007). Oselvvassdraget, Hordaland (vassdragsnr. 055.7Z). 16 pages.
  • Show author(s) (2006). The role of fish learning skills in fisheries and aquaculture. 33 pages.
  • Show author(s) (2006). Fish Behaviour,Learning, Aquaculture and Fisheries. 46 pages.

More information in national current research information system (CRIStin)