Torstein Pedersen, IAB
 Norges fiskerihøgskole 
Forskning
Dynamikk og økologi hos fiskebestander og deres byttedyr.
Rekrutteringsmekanismer hos torsk og lodde.
Larve og yngeløkologi hos lodde.
Livshistoriemønster hos marine fiskearter.
Flerbestandsmodellering.



Undervisning
Fiskeribiologi I (BIO-2507). Kursets mål er at studentene skal lære å gjennomføre en moderne bestandsanalyse av økonomisk viktige fiskebestander.

Gir hovedfags- og doktorgradsundervisning i fiskeribiologi, populasjonsdynamikk og trofisk økologi



Utvalgte publikasjoner
  • med refereebehandling

    34.
    Hallfredsson, E., and Pedersen, T., in press. Effects of predation from 0-group cod on mortality rates of capelin larvae in the Barents Sea.

    33.
    Pedersen, T., Cuveliers, E., Berg, E.,in press. Spatial scales of movement in Northeast Atlantic coastal cod.

    32.
    Hallfredsson, E., Pedersen, T., and Præbel, K. 2007. Estimation of digestion rates herring for (Clupea harengus L.) feeding on fish larvae. J. Fish. Biol. 70: 638-643.

    31.
    Nilsen, M., Pedersen, T., Nilssen, E.M, 2006. Macrobenthic productivity (P/B) and production in a high-latitude ecosystem, North Norway. Mar.Ecol.Progr.Ser. 321: 67-77.

    30.
    Godiksen, J., Hallfredsson, E., Pedersen, T., 2006. Effects of alternative prey on predation intensity from herring (Clupea harengus) and sand eel (Ammodytes marinus) on capelin (Mallotus villosus) larvae in the Barents Sea. J.Fish.Biol. 69:1807-1823.

    29.
    Sivertsen, S., Pedersen, T., Lindstrøm, U., and Haug, T., 2006. Resource partitioning between cod (Gadus morhua) and minke whale (Balaenoptera acutorostrata) in the Barents Sea. Marine Biology Research, 2:89-99.

    28.
    Svenning, M.-A., Borgstrøm, R., Dehli, T.O., Moen, G., Barrett, R.T., Pedersen, T., and Vader, W. 2005. The impact of marine fish predation on Atlantic salmon smolts (Salmo salar) in the Tana estuary, North Norway, in the presence of an alternative prey, lesser sandeel (Ammodytes marinus). Fisheries Research, 76: 466-474.

    27.
    Svenning, M.-A., Fagermo, S.E., Barrett, R.T., Borgstrøm, R., Vader, W., Pedersen, T., and Sandring, S. 2005. Goosander predation and its potential impact on Atlantic salmon smolts in the River Tana estuary, northern Norway J. Fish. Biol. 66:924-937.

    26.
    Luksenburg, J.A., Pedersen, T., and Falk-Petersen, I.B. (2004). Reproduction of longhorn sculpin Myoxocephalus scorpius in northern Norway. J. Sea Research. 51:157-166.

    25.
    Mikkelsen, N., and Pedersen, T. (2004) How can the stock-recruitment relationship of Barents Sea capelin (Mallotus villosus) be improved by incorporating biotic and abiotic factors? Polar Research, 23: 19-26.

    24.
    Pedersen, T., and Pope, J.G. (2003). Sampling and a mortality model of a Norwegian fjord cod (Gadus morhua L.) population. Fisheries Research, 63:1-20

    23.
    Pedersen T, and Pope J.G.(2003) How may feeding data be integrated into an assessment model for a Norwegian fjord population of cod (Gadus morhua L.). Scientia Marina 67(Suppl. 1):155-169.

    22.
    Luksenburg, JA and Pedersen, T.(2003) Sexual and geographical variation in life history parameters of the shorthorn sculpin. Journal of Fish Biology, 61:1453-1564

    21.
    Larsen, L.H., and Pedersen, T. 2002. Mortality, growth and migration of released reared and wild cod (Gadus morhua L.) in Malangen, northern Norway. Sarsia, 87: 97-109.

    20.
    Johansen, F., Barrett, R., and Pedersen, T., 2001. Foraging strategies of Great Cormorants Phalacorcorax carbo carbo wintering north of the Arctic Circle. Bird Study, 48:59-67.

    19.
    Berg, E., and Torstein, P., 2001. Variability in recruitment, growth and sexual maturity of coastal cod (Gadus morhua L.) in a fjord system in northern Norway. Fish Res., 52:179-189.


    18.
    Svåsand, T., Kristiansen, T.S., Pedersen, T., Vea Salvanes, A.G., Engelsen, R., Nævdal, G., Nødtvedt, M., 2000. Enhancement of cod stocks. Fish and Fisheries, 1:173-205.

    17.
    Langeland A. & Pedersen, T. 2000. A 27 year study of brown trout (Salmo trutta) population dynamics and exploitation in Lake Songsjøen, Central Norway. J. Fish Biology, 57:1227-1244.

    16.
    Nøstvik, F., and Pedersen, T., 1999. Catching cod (Gadus morhua ) for tagging experiments. Fish. Res., 42:57-66.

    15.
    Johansen, R., Pedersen, T., and Barrett, R., 1999. Cormorants (Phalacrocorax carbo) as Predators in a Cod Gadus morhua Enhancement Area in north Norway. p. 334-349 In: Howell, B.R., Moksness, E., and Svåsand, T (eds.), Stock enhancement and Sea Ranching. Blackwell Scientific Publications, Oxford.

    14.
    Nøstvik, F., and Pedersen, T., 1999. Movement patterns and growth of wild and atchery-reared cod (Gadus morhua L.) released as 1-group. p. 315-333 In: Howell, B.R., Moksness, E., and Svåsand, T (eds.), Stock enhancement and Sea Ranching. Blackwell Scientific Publications, Oxford.

    13.
    Skreslet, S., Albrigtsen, I., Andersen, A.P., Kolbeinshavn, A., Pedersen, T., and Unstad, K., 1999. Migration, growth and survival in stocked and wild cod (Gadus morhua L.) in the Vestfjord region, north Norway. p. 306-314 In: Howell, B.R., Moksness, E., and Svåsand, T (eds.), Stock enhancement and Sea Ranching. Blackwell Scientific Publications, Oxford.

    12.
    Løken, S., and Pedersen, T., 1996. Effect of parent type and temperature on vertebrae number in juvenile cod, Gadus morhua (L.) in Northern Norway. Sarsia, 80:293-298.

    11.
    Jobling, M., and Pedersen, T.,1995. Cultivation of the Atlantic cod. pp. 347-356 In Production of Aquatic Animals - fishes. (Eds. C.E. Nash and A.J. Novotny). Elsevier. 405 pp.

    10.
    Nilssen, E.M., Pedersen, T., Hopkins, C.C.C., Thyholdt, K., and Pope, J.G., 1994. Recruitment variability and growth of Northeast Arctic cod: influence of physical environment, demography, and predator - prey energetics. ICES mar. Sci. Symp., 198:449-470.

    9.
    Kanapathippillai, P., Berg, E., dos Santos, J., Gulliksen, B., and Pedersen, T. 1994. The food consumption of cod (Gadus morhua L.) in a high-latitude enhancement area. Aquacult. Fish. Manag., 25:(Suppl. 1)65-76

    8.
    Løken, S., Pedersen, T., and Berg, E., 1994. Vertebrae numbers as an indicator for the recruitment mechanism of coastal cod of northern Norway. ICES mar. Sci. Symp., 198:510-516.

    7.
    Pedersen T, Falk-Petersen IB (1992) Morphological changes during the transformation from larvae to juvenile in cod (Gadus morhua L.), with particular reference to the development of stomach and pyloric caeca. J Fish Biol 41:449-461

    6.
    Pedersen, T., and Carlsen, B., 1991. Marking cod (Gadus morhua L.) juveniles with oxytetracycline incorporated into the feed. Fish. Res., 12:57-64.

    5.
    Olsen, R.E., Henderson, R.J., and Pedersen, T. 1991. The influence of dietary lipid classes on the fatty acid composition of small cod juveniles (Gadus morhua L.) reared in an enclosure in Northern Norway. J. Exp. Mar. Biol. Ecol., 148:59-76.

    4.
    Pedersen T, Jobling M (1989) Growth rates of large, sexually mature cod, Gadus morhua, in relation to condition and temperature during an annual cycle. Aquaculture 81:161-168


    3.
    Pedersen T, Eliassen JE, Eilertsen HC, Tande K, Olsen RE (1989) Feeding, growth, lipid composition and survival of cod (Gadus morhua L.) larvae related to environmental conditions in an enclosure at 70o in northern Norway. Rapp P -v Reùn Cons int Explor Mer 191:409-420


    2.
    Øiestad, V., Pedersen, T., Folkvord, A., Bjordal, Å., and Kvenseth, P.G. 1987. Automatic feeding and harvesting of juvenile Atlantic cod (Gadus morhua L.) in a pond. Modelling, identification and control, 8(1):39-46.

    1.
    Pedersen, T. 1984. Variation in peak spawning of Arcto-Norwegian cod (Gadus morhua L.) during the time period 1929-1982 based on indices estimated from fishery statistics. In: E. Dahl, D.S. Danielssen, E. Moksness and P. Solemdal (Editors), The Propagation of cod, Gadus morhua L. Flødevigen Rapportser, 1984(1):301-316.





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