Odd Halvorsen

Professor Emeritus
Image of Odd Halvorsen
Norwegian version of this page
Room 418, Zoological museum
Username
Visiting address Natural History Museum Sars gate 1 0562 Oslo

Publications

  • Bray, Rodney A.; Waeschenbach, Andrea; Littlewood, D. Timothy J.; Halvorsen, Odd & Olsen, Peter D (2020). Molecular circumscription of new species of Gyrocotyle Diesing, 1850 (Cestoda) from deep-sea chimaeriform holocephalans in the North Atlantic. Systematic Parasitology. ISSN 0165-5752. 97, p. 285–296. doi: 10.1007/s11230-020-09912-w. Full text in Research Archive
  • Irvine, R. Justin; Albon, Steve D.; Stien, Audun; Halvorsen, Odd & Carlsson, Anja M. (2019). Manipulating parasites in an Arctic herbivore: gastrointestinal nematodes and the population regulation of Svalbard reindeer. In Wilson, Kenneth; Fenton, Andy & Tompkins, Dan (Ed.), Wildlife disease ecology. Cambridge University Press. ISSN 978-1-107-13656-4. p. 397–426. doi: 10.1017/9781316479964.014.
  • Albon, Steve D.; Irvine, R. Justin; Halvorsen, Odd; Langvatn, Rolf; Loe, Leif Egil & Ropstad, Erik [Show all 14 contributors for this article] (2017). Contrasting effects of summer and winter warming on body mass explain population dynamics in a food-limited Arctic herbivore. Global Change Biology. ISSN 1354-1013. 23(4), p. 1374–1389. doi: 10.1111/gcb.13435. Full text in Research Archive
  • Halvorsen, Odd (2012). Reindeer parasites, weather and warming of the Arctic. Polar Biology. ISSN 0722-4060. 35(11), p. 1749–1752. doi: 10.1007/s00300-012-1209-0.
  • Stien, Audun; Ims, Rolf Anker; Albon, Steve D.; Fuglei, Eva; Irvine, R.J. & Ropstad, Erik [Show all 11 contributors for this article] (2012). Congruent responses to weather variability in high arctic herbivores. Biology Letters. ISSN 1744-9561. 8(6), p. 1002–1005. doi: 10.1098/rsbl.2012.0764. Full text in Research Archive
  • Carlsson, Anja M.; Irvine, R Justin; Wilson, Kenneth; Piertney, Stuart B; Halvorsen, Odd & Coulson, Stephen James [Show all 8 contributors for this article] (2012). Disease transmission in an extreme environment: Nematode parasites infect reindeer during the Arctic winter. International Journal for Parasitology. ISSN 0020-7519. 42(8), p. 789–795. doi: 10.1016/j.ijpara.2012.05.007.
  • Stien, Audun; Irvine, RJ; Dallimer, Martin; Irvine, Justin R; Halvorsen, Odd & Langvatn, Rolf [Show all 8 contributors for this article] (2005). Sex ratio variation in gastrointestinal nematodes of Svalbard reindeer; density dependence and implications for estimates of species composition. Parasitology. ISSN 0031-1820. 130, p. 99–107. doi: 10.1017/S0031182004006298.
  • Cote, Steeve D; Stien, Audun; Irvine, Justin R; Dallas, John F; Marshall, Freda & Halvorsen, Odd [Show all 8 contributors for this article] (2005). Resistance to abomasal nematodes and individual genetic variability in reindeer. Molecular Ecology. ISSN 0962-1083. 14, p. 4159–4168. doi: 10.1111/j.1365-294X.2005.02733.
  • Côte, Steeve D; Stien, Audun; Irvine, Justin; Dallas, John F.; Marshall, Freda & Halvorsen, Odd [Show all 8 contributors for this article] (2005). Resitance to abomasal nematodes and individual genetic variability in reindeer. Molecular Ecology. ISSN 0962-1083. 14, p. 4159–4168. doi: 10.1111/j.1365-294X.2005.02733.
  • Albon, Steven; Stien, A.; Irvine, Justin; Langvatn, Rolf; Ropstad, Erik & Halvorsen, Odd (2002). The role of parasites in the dynamics of a reindeer population. ?. 269, p. 1625–1632.
  • Hartvigsen, Rita; Norborg, P. C. & Halvorsen, Odd (2002). Regional utbredelse og forekomst av parasitter hos mort, brasme og abbor i sørøst Norge. NINA Oppdragsmelding. ISSN 0802-4103. 55, p. 1–28.
  • Stien, A.; Irvine, J. R.; Langvatn, Rolf; Albon, S.D. & Halvorsen, Odd (2002). The population dynamics of Ostertagia gruehneri in reindeer: a model for the seasonal and intensity dependent variation in nematode fecundity. International Journal for Parasitology. ISSN 0020-7519. 32, p. 991–996.
  • Albon, S.D.; Stien, A.; Irvine, J. R.; Langvatn, Rolf; Ropstad, E. & Halvorsen, Odd (2002). The role of parasites in the dynamics of a reindeer population. Proceedings of the Royal Society of London. Biological Sciences. ISSN 0962-8452. 269, p. 1625–1632.
  • Stien, A.; Irvine, J. R.; Ropstad, E.; Halvorsen, Odd; Langvatn, Rolf & Albon, S.D. (2002). The impact of gastrointestinal nematodes on wild reindeer:experimental and cross-sectional studies. Journal of Animal Ecology. ISSN 0021-8790. 71, p. 937–945.
  • Midtgaard, Trygve; Andersen, Kai & Halvorsen, Odd (2002). Populatrion dynamics of sealworm, Pseudoterranova decipiens sensu lato, in sculpins, Myoxocephalus scorpius, from two areas in Norway between 1990 and 1996. Parasitology Research. ISSN 0932-0113. DOI 10.1007/.
  • Irvine, R. J.; Stien, A.; Dallas, J. F.; Halvorsen, Odd; Langvatn, Rolf & Albon, S.D. (2001). Contrasting regulation of fecundity in two abomasal nematodes of Svalbard reindeer (Rangifer tarandus platyrhynchus). Parasitology. ISSN 0031-1820. 122, p. 673–681.
  • Dallas, J. F.; Irvine, J. R. & Halvorsen, Odd (2001). DNA evidence that Marshallagia marshalli Ransom, 1907 and Marshallagia occidentalis Ransom, 1907 (Nematoda: Ostertagiinae) from Svalbard reindeer are conspecific. Systematic Parasitology. ISSN 0165-5752. 50, p. 101–103.
  • Irvine, R. J.; Stien, A.; Halvorsen, Odd; Langvatn, Rolf & Albon, S.D. (2000). Life-history strategies and population dynamics of abomasal nematodes in Svalbard reindeer (Rangifer tarandus platyrhynchus). Parasitology. ISSN 0031-1820. 120, p. 297–311.
  • Dallas, J. F.; Irvine, R. J. & Halvorsen, Odd (2000). DNA evidence that Ostertagia gruehneri and O. arctica (Nematoda: Ostertagiinae) in reindeer from Norway and Svalbard are conspecific. International Journal of Parasitol. 30, p. 655–658.
  • Dallas, J. F.; Irvine, R. J.; Halvorsen, Odd & Albon, S.D. (2000). . Identification of females and larvae of Marshallagia marshalli and Ostertagia gruehneri (Nematoda: Ostertaginae) from Svalbard reindeer by multiplex PCR. International Journal of Parasitol. 30, p. 863–866.
  • Hemmingsen, W.; Halvorsen, Odd & MacKenzie, K. (2000). The occurrence of some metazoan parasites of cod, Gadus morhua L.,in relation to age and sex of the host in Balsfjord (70°N), North Norway. Polar Biology. ISSN 0722-4060. 23, p. 368–372.
  • Halvorsen, Odd & Bye, Karstein (1999). Parasites, biodiversity, and population dynamics in an ecosystem in the high arctic. Veterinary Parasitology. ISSN 0304-4017. 84, p. 205–227.
  • Halvorsen, Odd; Stien, A.; Irvine, J.; Langvatn, Rolf & Albon, S.D. (1999). Evidence for continued transmission of parasitic nematodes in reindeer during the Arctic winter. International Journal of Parasitol. 29, p. 567–579.
  • Halvorsen, Odd & Bye, K. (1999). Parasites, biodiversity, and population dynamics in an ecosystem in the high arctic. Veterinary Parasitology. ISSN 0304-4017. 84, p. 205–227.
  • Ropstad, E.; Johansen, Odd; King, C.; Dahl, Eilif; Albon, S.D. & Langvatn, Rolf [Show all 9 contributors for this article] (1999). Comparison of plasma progesteron, transrectal ultrasound and pregnancy specific proteins (PSPB) used for pregnancy diagnosis in reindeer. Acta Veterinaria Scandinavica (AVS). ISSN 0044-605X. 40, p. 151–162.
  • Langvatn, Rolf; Albon, S.D.; Irvin, R. J.; Halvorsen, Odd & Ropstad, E. (1999). Parasitter, kondisjon og reproduksjon hos svalbardrein. Norsk Polarinstitutt Meddelelser. ISSN 0373-5605. p. 139–148.
  • Stien, A. & Halvorsen, Odd (1998). Experimental transmission of the nematode Echinomermella matsi to the sea urchin Strongylocentrotus droebachiensis in the laboratory. Journal of Parasitology. ISSN 0022-3395. 84, p. 658–660.
  • Stien, A.; Leinaas, Hans Petter; Halvorsen, Odd & Christie, Hartvig (1998). Population dynamics of the Echinomermella matsi (Nematoda) - Strongylocentrotus droebachiensis (Echinoida) system: effects on host fecundity. Marine Ecology Progress Series. ISSN 0171-8630. 163, p. 193–201.
  • Folstad, Ivar; Nilssen, Arne Claus; Halvorsen, Odd & Andersen, Johan Henr (1991). Parasite avoidance: the cause of post-calving migrations in Rangifer? Canadian Journal of Zoology. ISSN 0008-4301. 69, p. 2423–2429.
  • Folstad, Ivar; Nilssen, Arne Claus; Halvorsen, Odd & Andersen, Johan Henr (1989). Why do male reindeer (Rangifer t. tarandus) have higher abundance of second and third instar larvae of Hypoderma tarandi than females? Oikos. ISSN 0030-1299. 55, p. 87–92.
  • Gaudernack, G; Skorping, Arne; Stokkan, Karl-Arne & Halvorsen, Odd (1984). The role of host immunity on seasonal fluctuations of Elaphostrongylus rangiferii in chronically infected reindeer. Journal of Helminthology. ISSN 0022-149X. 58, p. 13–18.

View all works in Cristin

  • Hansen, Haakon; Hemmingsen, Willy & Halvorsen, Odd (2015). BARCODING OF OLD PARASITES - HIGH LEVEL OF VARIATION WITHIN THE GYROCOTYLIDS.
  • Halvorsen, Odd (2005). Reindeer density, climate, and landscape, and the abundance of Elaphostrongylus rangiferi (Nematoda: Metastrongylidae).
  • Halvorsen, Odd (2004). Ecological fish parasitologyand general ecology; sympatry or allopatry?
  • Halvorsen, Odd (2002). Parasittbelastningen i kalkede vann. pH-status : forum for sur nedbør og kalking. ISSN 0808-4882. 8(4), p. 8–9.
  • Halvorsen, Odd (2002). Det er hardt å være mann. [Radio]. Verdt å vite / P2 : NRK.
  • Halvorsen, Odd (2002). Reindeer density, climate, and landscape, and the abundance of ELAPHOSTRONGYLUS RANGIFERI.

View all works in Cristin

Published May 31, 2011 9:17 AM - Last modified Jan. 25, 2024 11:44 AM