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  • E-mailArne.Skorping@uib.no
  • Phone+47 55 58 24 69
  • Visitor Address
    Thormøhlens gate 53 A/B
  • Postal Address
    Postboks 7803
    5020 Bergen

I study ecology and evolution of parasites, including how environmental changes affect basic parasite characters, such as reproductive strategies and virulence.

Academic article
  • Show author(s) 2020. Life history shifts in an exploited African fish following invasion by a castrating parasite. Ecology and Evolution. 13225-13235.
  • Show author(s) 2019. The tapeworm Ligula intestinalis alters the behavior of the fish intermediate host Engraulicypris sardella, but only after it has become infective to the final host. Behavioural Processes. 47-52.
  • Show author(s) 2018. The role of chewing lice (Phthiraptera: Philopteridae) as intermediate hosts in the transmission of Hymenolepis microps (Cestoda: Cyclophyllidea) from the willow ptarmigan Lagopus lagopus (Aves: Tetraonidae). Journal of Helminthology. 49-55.
  • Show author(s) 2018. Spatial and temporal distribution of Ligula intestinalis (Cestoda: Diphyllobothriidea) in usipa (Engraulicypris sardella) (Pisces: Cyprinidae) in Lake Nyasa. Journal of Helminthology. 410-416.
  • Show author(s) 2017. Parasite fecundity decreases with increasing parasite load in the salmon louse Lepeophtheirus salmonis infecting Atlantic salmon Salmo salar. Journal of Fish Diseases. 671-678.
  • Show author(s) 2017. Invest more and die faster: The life history of a parasite on intensive farms. Evolutionary Applications. 890-896.
  • Show author(s) 2017. Evolution of virulence under intensive farming: salmon lice increase skin lesions and reduce host growth in salmon farms. Journal of Evolutionary Biology. 1136-1142.
  • Show author(s) 2017. Atlantic salmon infected with salmon lice are more susceptible to new lice infections. Journal of Fish Diseases. 311-317.
  • Show author(s) 2016. When to reproduce? A new answer to an old question. The American Naturalist.
  • Show author(s) 2012. Life history and virulence are linked in the ectoparasitic salmon louse Lepeophtheirus salmonis. Journal of Evolutionary Biology. 856-861.
  • Show author(s) 2008. Ectoparasite intensities are correlated with endoparasite infection loads in willow ptarmigan. Oikos. 515-520.
  • Show author(s) 2006. Vector-borne parasites decrease host mobility: A field test of freeze or flee behaviour of willow ptarmigan. International Journal of Parasitology. 735-740.
  • Show author(s) 2006. On the track of the Red Queen: bark beetles, their nematodes, local climate and geographic parthenogenesis. Journal of Evolutionary Biology. 1939-1947.
  • Show author(s) 2006. Mélange á trois: hosts, parasites and combes. Trends in Ecology & Evolution. 67-68.
  • Show author(s) 2006. Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance? Journal of Fish Biology. 1281-1287.
  • Show author(s) 2006. Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance? Journal of Fish Biology. 1281-1287.
  • Show author(s) 2006. Empirical support for optimal virulence in a castrating parasite. PLoS Biology. 1265-1269.
  • Show author(s) 2005. The influence of a parasite community on the dynamics of a host population: A longitudinal study on willow ptarmigan and their parasites. Oikos. 377-391.
  • Show author(s) 2005. Seasonal infection patterns in Willow Grouse (Lagopus lagopus L.) do not support the presence of parasite-induced winter losses. Ornis Fennica. 137-146.
  • Show author(s) 2005. Can parasites synchronize the population fluctuations of sympatric tetraonids? Oikos. 429-434.
  • Show author(s) 2005. Can parasites synchronise the population fluctuations of sympatric tetraonids? - examining some minimum conditions. Oikos. 429-434.
  • Show author(s) 2004. Parasite tags in ecological studies of terrestrial hosts: a study on ptarmigan (Lagopus spp.) dispersal. Ornis Fennica. 128-136.
  • Show author(s) 2004. Disease dynamics: all caused by males? Trends in Ecology & Evolution. 219-220.
  • Show author(s) 2002. The parasite Lernaeocera branchialis on caged cod: infection pattern is caused by differences in host susceptibility. Parasitology. 69-76.
  • Show author(s) 1999. Optimal timing of first reproduction in parasitic nematodes. Journal of Evolutionary Biology. 1148-1156.
  • Show author(s) 1998. Transmission of Cryptocotyle lingua cercariae in natural environments: a field experiment. Journal of Fish Biology. 879-885.
  • Show author(s) 1998. Transmission of Cryptocotyle lingua cercariae in natural environments: a field experiment. Journal of Fish Biology. 879-885.
  • Show author(s) 1998. Transmission of Cryprocotyle lingua cercariae in natural environments: a field experiment. Journal of Fish Biology. 879-885.
  • Show author(s) 1998. Parasite abundance, body size, life histories, and the energetic equivalence rule. The American Naturalist. 497-513.
  • Show author(s) 1998. Parasite abundance, body size, life histories, and the energetic equivalence rule. The American Naturalist. 497-513.
  • Show author(s) 1998. Macroparasites as selective agents in birds. Bulletin of the Scandinavian-Baltic Society for Parasitology.
  • Show author(s) 1998. Host densities as determinants of abundance in parasite communities. Proc.R.Soc.Lond.B. 1283-1289.
  • Show author(s) 1998. Host densities as determinants of abundance in parasite communities. Proceedings of the Royal Society of Edinburgh Section B. 1283-1289.
  • Show author(s) 1998. Experimental infection of reindeer, sheep and goats with Elaphostrongylus spp. (Nematoda, Protostrongylidae) from moose and reindeer. Rangifer.
  • Show author(s) 1998. Drugs and parasites: global experiments in life history evolution. Ecology Letters. 10-12.
  • Show author(s) 1998. Drugs and parasites: global experiments in life history evolution. Ecology Letters. 10-12.
  • Show author(s) 1998. Covariation of parasite intensities of willow ptarmigan, Lagopus lagopus L. Canadian Journal of Zoology.
  • Show author(s) 1997. Regulation of infrapopulations of Cryptocotyle lingua on cod. Parasitology. 145-150.
  • Show author(s) 1997. Regulation of Infrapopulations of Cryptocotyle lingua on Cod. Parasitology. 145-150.
  • Show author(s) 1997. Cross-infection of moose (Alces alces) and reindeer (Rangifer tarandus) with Elaphostrongylus alces and Elaphostrongylus rangiferi (Nematoda, Protostrongylidae): Effects on Parasite Morphology and Prepatent Period. Veterinary Parasitology. 27-38.
  • Show author(s) 1995. Pepsin digestion reveals both previous and present infections of metacercariae in the skin of fish. Fisheries Research. 173-177.
  • Show author(s) 1994. The distribution of Cryptocotyle spp. metacercariae in the skin of caged Atlantic cod (Gadus morhua L.). Journal of Fish Biology. 352-355.
Academic lecture
  • Show author(s) 2003. Do parasites influence reproductive effort in Atlantic cod?
  • Show author(s) 2003. Do parasites influence reproductive effort in Atlantic cod?
  • Show author(s) 2003. Can parasites synchronise the population fluctuations of sympatric tetraonids? A test of some minimum requirements.
  • Show author(s) 2002. Variation in infection levels in natural populations due to differences in host susceptibility.
  • Show author(s) 2001. Variation in susceptibility and body growth between hosts identified by their infection history.
  • Show author(s) 2000. Is reduced body growth of cod uninfected with the gill parasite L. branchialis a cost of resistance?
  • Show author(s) 1997. The Effect of Parasites on Hosts Reproductive Strategies.
  • Show author(s) 1997. Parasitter og verters livshistorie.
  • Show author(s) 1997. Kovariasjon av parasitter hos rype.
  • Show author(s) 1997. Does Host Finding Behaviour of the Cryptocotyle Lingua Cenoariae Affect the Transmission in Natural Environments.
Editorial
  • Show author(s) 2007. Selecting for fast and slow maturing worms. Proceedings of the Royal Society of London. Biological Sciences. 1465-1466.
Masters thesis
  • Show author(s) 2006. Reproduksjonsstrategi og levetid hos lakselus (Lepeophtheirus salmonis, Krøyer) som blir sultet.
  • Show author(s) 2006. Does Daphnia magna Straus adaptively respond to a castrating parasite by changing its mode of reproduction?
  • Show author(s) 2006. Body size does not explain individual variation in grooming in Norwegian red deed (Cervus elaphus L.).
Popular scientific article
  • Show author(s) 2017. Intensiv matproduksjon kan gi farligere parasitter, og lakseoppdrett er intet unntak. Norske Fiskeoppdrett. 38-42.
  • Show author(s) 2009. Lakselus som modell for å forstå utvikling av virulens. Naturen. 204-208.
  • Show author(s) 2004. Akvakultur � oppdrett av sykdomsorganismer? Fiskehelse. 15-19.
Doctoral dissertation
  • Show author(s) 2017. Salmon lice as models for understanding life history evolution of parasites under intensive farming.
Interview
  • Show author(s) 2016. Meningen med livet er 36,8.
Academic chapter/article/Conference paper
  • Show author(s) 1998. Avdeling for økologi/zoologi. 9 pages.
  • Show author(s) 1997. Causes and Consequences of Life History Variation in Parasitiv Nematodes.
Academic literature review
  • Show author(s) 2010. Intensive Farming: Evolutionary Implications for Parasites and Pathogens. Evolutionary Biology. 59-67.
  • Show author(s) 2005. Parasites in the grand scheme of things. Trends in Ecology & Evolution.
  • Show author(s) 2005. Global parasitology. Trends in Parasitology.

More information in national current research information system (CRIStin)

List of publications (last 10 years)

 

1.       Holmstad PR, Jensen KH, Skorping A. (2008).  Ectoparasite intensities are correlated with endoparasite loads in willow ptarmigan.  Oikos 117, 515 - 520

2.       Skorping A. (2007). Selecting for fast and slow maturing worms.  Proc. R. Soc. B 274: 1465-1466

3.       Lysne D, Hemmingsen W. and Skorping A. (2006).  Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis s cost of resistance?  J. Fish Biol. 69, 1281-1287.

4.       Jensen, KH, Little T., Skorping A, Ebert D. (2006).  An experimental test of the optimal level of virulence of a bacterial pathogen. PLoS Biology 4(7), e197.

5.       Hamm, S. Løyning, Skorping, A.M.K. Kirkendall, L.R, (2006).  On the track of the Red Queen: bark beetles, their nematodes, local climate and geographic parthenogenesis.  J. Evol. Biol 19, 1939-19

6.       Holmstad P, Jensen, KH, Skorping A. (2006).  Vector-borne parasites decrease host mobility:  A field test of freeze or flee behaviour of willow grouse.  Int. J. Parasitol. 36, 735 - 740.

7.       Skorping A. (2006). Melange á trios – hosts parasites and Combes. (Book Review).  Trends in Ecology & Evolution , 21, 67-68 

8.       Schei E, Holmstad P.R., Skorping A. (2005).  Seasonal infection patterns of parasites in willow Grouse do not support the presence of parasite-induced winter losses.  Ornis Fennica, 82, 137-146

9.       Skorping, A. (2005).  Global parasitology (Book Review).  Trends in Parasitology, 17. 455

10.    Skorping, A. (2005).  Parasites in the grand scheme of things (Book Review).  Trends in Ecology & Evolution, 20,287-288 

11.    Holmstad, P., Hudson, P.J. and Skorping, A. (2005). The influence of a parasite community on the dynamics of a host population: a longitudinal study on willow ptarmigan and their parasites. Oikos 111, 377 - 391

12.    Holmstad, P., Hudson, P.J., Vandvik V. and Skorping, A. (2005). Can parasites synchronise the population fluctuations of sympatric tetraonids?  Examining some minimum conditions. Oikos 109: 429-434

13.    Holmstad, P.R., Holstad, Ø., Karbøl, G., Revhaug, J.O., Schei, E., Vandvik, V., Skorping, A. (2004).  Parasite tags in ecological studies of terrestrial hosts: a study on ptarmigan  (Lagopus spp.) dispersal.  Ornis Fennica, 81: 128-136.

14.    Skorping, A & Jensen, K.H. (2004). Disease dynamics: all caused by males?  Trends in Ecology & Evolution 19(5): 219-220.

15.    Holmstad, P., Anwar, A., Iezhova, T., Skorping, A. (2003). Standard sampling techniques underestimate the prevalence of avian haematozoa in willow ptarmigan, Lagopus lagopus L. Journal of Wildlife Diseases 39: 354-358

16.    Lysne DA, Skorping A. (2002).  The  parasite Laernocera branchialis in caged cod: Infection pattern is caused by differences in host susceptibility.  Parasitology 124, 69-76

17.    K. Wilson, O.N. Bjørnstad, A.P. Dobson, S. Merler, G. Poglayen, S.E. Randolph, A.F. Read and A. Skorping. (2002).  Heterogeneities in macroparasite infections: patterns and processes. In Ecology of Wildlife Diseases Ed Hudson, P.J. Rizzoli, A.P., Grenfell, B.T., Heesterbeek, J.A.P., Dobson, A.P.  Oxford University Press, 197 pp.

18.    Grenfell, B.T. Amos,W., Arneberg, P., Bjørnstad, O.N., Greenman, J.V., Harwood, P., Lanfranchi, A.R., McLean, A.R., Norman, R.A., Read, A.F., Skorping, A. (2002).  Visions for future research in wildlife epidemiology. In Ecology of Wildlife Diseases Ed Hudson, P.J. Rizzoli, A.P., Grenfell, B.T., Heesterbeek, J.A.P., Dobson, A.P.  Oxford University Press, 197 pp

19.    Skorping, A. and Högstedt, G. (2001). Trophic cascades – a role for parasites?  Oikos 94, 191-192

20.    Handeland, K., Stuve, G., Skorping, A. (2001).  Experimental Elaphostrongylus alces infection in goats. Journal of Comparative Pathology, 125, 71-75

21.    Sagerup K, Henriksen EO, Skorping A, Skaare JU, Gabrielsen GW. (2000). Polychlorinated biphenyl levels (PCB) and intensities of parasitic nematodes are positively correlated in Glaucous Gulls (Larus hyperboreus).  Journal of Applied Ecology 37, 532-539

22.    Read, A.F., Gemmill, A. W, Skorping, A. (2000).  Evolution of nematode life histories: consequences of medical and veterinary intervention.  In:  Poulin, R., Morand, S., & Skorping, A. Evolutionary Biology of Host-Parasite Relationships:  Theory meets Reality.  Elsevier Science. 

23.    Handeland, K., Gibbons, L.M., Skorping, A. (2000).  Aspects of the life cycle and pathogenesis of Elaphostrongylus cervi in red deer (Cervus elaphus). ).  Journal of Parasitology 86, 1061-1066

24.    Handeland, K., Gibbons, L.M., Skorping, A. (2000).  Experimental  Elaphostrongylus cervi infection  in sheep and goats. Journal of Comparative Pathology, 123, 248-257

25.    Skorping, A. & Read, A.F. (2000). What determines the longevity of parasitic nematodes?  Bull. Scand. Soc. Parasitol. 10,  55-60  

26.    Poulin R, Morand S, Skorping A. (eds).  (2000).  Evolutionary Biology of Host-Parasite Relationships:  Theory meets reality.  Elsevier, Amsterdam, New York, Oxford, 250 pp.

 

Salmon lice as a model for understanding life history evolution of parasites.