Dean / Professor in population biology

E-mail: harry.andreassen@hihm.no

Phone: +47 62430852

Mobile: +47 92831202

Fax: +47 62430851

 

Mailing address:

Hedmark University College

Faculty of Forestry and Wildlife Management

Campus Evenstad

NO-2480 Koppang

Norway

Harry Andreassen

Research interests:

Population biology, Conservation biology, Landscape ecology, Behaviour, Space use and spatial analyses

Rodent research

Teaching:

6SU321 Study design and statistical modelling (10 ECTS, graduate, English)

Botswana

International refereed publications:

  • Nilsen, E.B., Skonhoft, A., Mysterud, A., Milner, J., Solberg, E.J., Andreassen, H.P. and Stenseth, NM.C. (2009) The role of ecological and economic factors in the management of a spatially structured moose population (In press in J. Appl Ecol).
  • Johannesen, E. and Andreassen, H.P. (2008) Density-dependent variation in body mass of voles. Acta Theriologica 53: 169-173.
  • Pederse, S., Nilsen, E.B. and Andreassen, H.P. (2008) Moose winter browsing affects the breeding success of great tits. Ecoscience 14: 499-506.
  • Gundersen, H., Solberg, E.J., Wabakken, P., Storaas, T., Zimmermann, B., and Andreassen, H.P. (2008) Three approaches to estimate wolf Canis lupus predation rates on moose Alces alces populations. European Journal of Wildlife Research 54:335-346.
  • Eriksen, A., Wabakken, P., Zimmermann, B., Andreassen, H.P., Arnemo, J.M., Gundersen, H., Milner, J., Liberg, O., Linnell, J., Pedersen, H.C., Sand, H., Solberg, E.J., and Storaas, T. (2007) Encounter frequencies between GPS-collared wolves (Canis lupus) and moose (Alces alces) in a Scandinavian wolf territory. Ecological Research
  • Milner, J.M., Nilsen, E.B. and Andreassen, H.P. (2007). Demigraphic side effects of selective hunting in ungulates and carnivores. Conservation Biology 21: 36-47.
  • Le Galliard, J. F., Gundersen, G., Andreassen, H. P. and Stenseth, N. C. (2006) Natal dispersal, interactions among siblings and intrasexual competition. Behavioral Ecology 17: 733-740.
  • Skonhoft, A., Stenseth, N.C., Leirs, H., Andreassen, H. P. and Mulungu, L. S. A. (2006) The bioeconomics of controlling an african rodent pest species. Environment and Development Economics 11: 453-475.
  • Andreassen, H. P. and Gundersen, G. (2006) Male turnover reduces population growth: An enclosure experiment on voles. Ecology 87: 88-94.
  • Andreassen, H. P., Gundersen, H. And Storaas, T. (2005) The effect of scent-marking, forest clearing, and supplemental feeding on moose-train collisions. Journal of Wildlife Management 69: 1125-1132.
  • Nilsen, E. B., Pettersen, T., Gundersen, H., Milner, J. M., Mysterud, A., Solberg, E. J., Andreassen, H. P. and Stenseth, N. C. (2005) Moose harvesting strategies in the presence of wolves. Journal of Applied Ecology 42: 389-399.
  • Ims, R. A. and Andreassen, H. P. (2005) Density dependent dispersal and spatial population dynamics.Proceedings of the Royal Society B-Biological Sciences 272: 913-918.
  • Skarpe, C., Aarestad, P. A., Andreassen, H. P., Dhillion, S. S., Dimakatso, T., du Toit, J. T., Halley, D. J., Hytteborn, H., Makhabu, S., Mari, M., Marokane, W., Masunga, G., Modise, D., Moe, S. R., Mojaphoko, R., Mosugelo, D., Motsumi, S., Neo-Mahupeleng, G., Ramotadima, M., Rutina, L., Sechele, L., Sejoe, T. B., Stokke, S., Swenson, J. E., Taolo, C., Vandewalle, M. and Wegge. P. (2004) The return od the giants: Ecological effects of an increasing elephant population. Ambio 33: 276-282.
  • Gundersen, H., Andreassen, H. P. And Storaas, T. (2004) Supplemental feeding of migratory moose Alces alces: Forest damage at two spatial scales. Wildlife Biology 10: 213-223.
  • Stenseth, N. C., Leirs, H., Skonhoft, A., Davis, S. A., Pech, R. B., Andreassen, H. P., Singleton, G. R., Lima, M., Machangu, R. S., Zhang, Z., Brown, P. B., Shi, D. and Wan X. (2003) Mice, rats and men - the bio-economics of agricultural rodent pests. Frontiers in Ecology and the Environment 1: 367-375.
  • Johannesen, E., Aars, J., Andreassen, H. P. and Ims, R. A. (2003) A demographic analysis of vole population responses to fragmentation and destruction of habitat. Population Ecology 45: 47-58.
  • Andreassen, H. P., Stenseth, N. C. and Ims, R. A. (2002). Dispersal behaviour and population dynamics of vertebrates. Symposia of the British Ecological Society 42: 237-256.
  • Gundersen, G., Andreassen, H. P. and Ims, R. A. (2002) Individual and population level determinants of immigration success on local habitat patches: An experimental approach. Ecological letters 5:294-301.
  • Storaas, T., Gundersen, H., Henriksen, H. and Andreassen, H. P. (2001) The economic value of moose in Norway - a review. Alces 37: 97-107.
  • Gundersen, G., Aars, J., Andreassen, H. P. and Ims, R. A. (2001) Inbreeding in the field: An experiment on root vole populations. Canadian Journal of Zoology 79: 1901-1905.
  • Andreassen, H. P. and Ims, R. A. (2001) Dispersal in patchy vole populations: role of patch configuration, density-dependence and demography. Ecology 82: 2911-2926.
  • Gundersen, G., Johannesen, E., Andreasse, H. P. and Ims, R. A. (2001) Source-sink dynamics: how sinks affect demography of sources. Ecology Letters 4: 14-21.
  • Ims, R. A. and Andreassen, H. P. (2000) Spatial synchronization of vole population dynamics by predatory birds. Nature 408: 194-197.
  • Johannesen, E., Aars, J., Andreassen, H. P. and Ims, R. A. (2000) The effect of patch isolation on reproductive synchrony in the root vole. Oikos 89: 37-41.
  • Johannesen, E., Andreassen, H. P. and Ims, R. A. (2000) Spatial explicit demography: The effects habitat patch isolation have on vole matrilines. Ecology letters 3: 48-57.
  • Hovland, N., Andreassen, H. P. and Ims, R. A. (1999) Foraging behaviour of the root vole Microtus oeconomus in fragmented habitats. Oecologia 121: 236-244.
  • Ims, R. A. and Andreassen, H. P. (1999) Effects of experimental habitat fragmentation and connecivity on root vole demography. Journal of Animal Ecology 68: 839-852.
  • Gundersen, G., Moe, J. A., Andreassen, H. P., Carlsen, R. G. and Gundersen, H. (1999). Intersexual attraction in natal dispersing root voles Microtus oeconomus. Acta Theriologica 44:283-290.
  • Mauritzen, M., Bergers, P. J. M., Andreassen, H. P., Bussink, H. and Barendse, R. (1999). Root vole movement patterns: Do ditches function as habitat corridors? Journal of Applied Ecology. 36: 409-421.
  • Andreassen, H. P. and Ims, R. A. (1998). The effects of experimental habitat destruction and patch isolation on space use and fitness parameters in female root vole Microtus oeconomus. Journal of Animal Ecology 67: 941-952.
  • Gundersen, H., Andreassen, H. P. and Storaas, T. (1998). Spatial and temporal correlates to Norwegian moose-train collisions. Alces 34: 385-394.
  • Johannesen, E. and Andreassen, H. P. (1998). Survival and reproduction of resident and immigrant female root voles (Microtus oeconomus). Canadian Journal of Zoology 76: 763-766.
  • Gundersen, G. and Andreassen, H. P. (1998). Causes and consequences of natal dispersal in root voles, Microtus oeconomus. Animal Behaviour 56: 1355-1366.
  • Andreassen, H. P., Bjørnbom, E., Carlsen, R. G., Gundersen, G. and Gundersen, H. (1998). Visual cues as determinants of perceptual range in root voles Microtus oeconomus. Acta Theriologica 43:371-378.
  • Andreassen, H. P., Hertzberg, K. and Ims, R. A. (1998). Space-use responses to habitat fragmentation and connectivity in the root vole Microtus oeconomus. Ecology 79: 1223-1235.
  • Gundersen, H. and Andreassen, H. P. (1998). The risk of moose Alces alces collision: A predictive logistic model for moose-train accidents. Wildlife Biology 4: 103-110.
  • Bjørnstad, O. N., Andreassen, H. P. and Ims, R. A. (1998). Effects of habitat patchiness and connectivity on the spatial ecology of the root vole Microtus oeconomus. Journal of Animal Ecology 67: 127-140.
  • Hansteen, T. L., Andreassen, H. P. and Ims, R. A. (1997). Effects of spatiotemporal scale on autocorrelation and home range estimators. Journal of Wildlife Management 61: 280-290.
  • Johannesen, E., Andreassen, H. P. and Steen, H. (1997). Effect of radiocollars on survival of root voles. Journal of Mammalogy 78: 638-642.
  • Fauske, J., Andreassen, H. P. and Ims, R. A. (1997). Spatial organization in a small population of the root vole Microtus oeconomus in a linear habitat. Acta Theriologica 42: 79-90.
  • Andreassen, H. P., Ims, R. A. and Steinset, O. K. (1996). Discontinuous habitat corridors: effects on male root vole movements. Journal of Applied Ecology 33: 555-560.
  • Andreassen, H. P., Halle, S. and Ims, R. A. (1996). Optimal width of movement corridors for voles: not too narrow and not too wide. Journal of Applied Ecology 33:63-70.
  • Hovland, N. and Andreassen, H. P. (1995). Fluorescent powder as dye in bait for studying foraging areas in small mammals. Acta Theriologica 40: 315-320.
  • Aars, J., Andreassen, H. P., and Ims, R. A. (1995). Root voles - litter sex ratio variation in fragmented habitat. Journal of Animal Ecology 64:459-472.
  • Dos Santos, E. M., Andreassen, H. P. and Ims, R. A. (1995). Differential inbreeding tolerance in two geographically distinct strains of root voles Microtus oeconomus. Ecography 18: 238-247.
  • Aars, J., Andreassen, H. P. and Ims, R. A. (1994). The use of fluorescent pigment to establish mother-offspring relationship in small mammals. Mammalia 58:649-655.
  • Andreassen, H. P., Ims, R. A., Stenseth, N. C. and Yoccoz N. G. (1993). Investigating space use by means of radiotelemetry and other methods: a methodological guide. Linnean Society of London symposium series 15: 589-618.
  • Ims, R. A. and Andreassen, H. P. (1991). Does kinship influence space use and dispersal in male grey-sided voles ? Oikos 62: 216-220.
  • Andreassen, H. P. and Bondrup-Nielsen, S. (1991). A comparison of the effects of a moss diet and a varied diet on the growth of juvenile Wood lemmings, Myopus schisticolor. Zeitschrüft für Sãugertierkunde 56: 378-379.
  • Andreassen, H. P. and Bondrup-Nielsen, S. (1991). Home range size and activity of wood lemming, Myopus schisticolor. Holarctic Ecology 14: 138-141.
  • Andreassen, H. P. and Ims R. A. (1990). Responses of female grey-sided voles Clethrionomys rufocanus to malnutrition: a combined laboratory and field experiment. Oikos 59: 107-114.
  • Ims, R. A. and Andreassen, H. P. (1999). Demographic synchrony in fragmented populations. In: G. W. Barrett amd Peles, J. D. (eds.): The ecology of small mammals at the landscape level: experimental approaches. Springer Verlag, Berlin. Pages 129-146.
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