Eiken HG, Andreassen RJ, Kopatz, A, Bjervamoen , SG, Wartiainen I, Tobiassen C, Knappskog  PM, Aspholm PE, Smith ME, Aspi J. 2009. Population data for 12 STR loci in Northern European brown bear (Ursus artos) and application of DNA-profiles for forensic case-work. -Forensic Science International: Genetics Supplement Series (painossa).

Aspi J, Roininen E, Kiiskilä J, Ruokonen M, Kojola I, Bljudnik L, Danilov P, Heikkinen S, Pulliainen E (2008) Genetic structure of the northwestern Russian wolf populations and gene flow between Russia and Finland. Conservation Genetics 10:815–826.

Kojola I, Aspi J, Hakala A, Heikkinen S, Ilmoni C, Ronkainen S (2006) Dispersal in an expanding wolf population in Finland. Journal of Mammalogy 87 (2): 281-286.

Aspi J, Roininen E, Ruokonen M, Kojola I, Vilà C (2006) Genetic diversity, population structure, effective population size and demographic history of the Finnish wolf population. Molecular Ecology 15 (6): 1561 - 1576.

 

Huttunen, S., Aspi, J., Schlötterer, C., Routtu, J. & Hoikkala, A. 2008. Variation in male courtship song traits in Drosophila virilis: the effects of selection and drift on song divergence at the intraspecific level. Behavioral Genetics 38:82-92. (pdf).

Nuortila, C., Tuomi, J., Aspi, J. & Laine, K. 2006. Early-acting inbreeding depression in a clonal dwarf shrub, Vaccinium myrtillus (L.), in a northern boreal forest. Annales Botanici Fennici 43: 36-48. (pdf).

Kreivi, M., Huttunen, S. & Aspi, M. 2005. Isolation and characterization of polymorphic microsatellite markers from Primula nutans (Primulaceae). Molecular Ecology Notes: 6: 334-336. (pdf).

 Rautio, P., Huhta, A-P., Piippo, S., Tuomi, J., Juenger, T., Saari, M. & Aspi, J. 2005. Overcompensation and adaptive plasticity of apical dominance in Erysimum strictum (Brassicacae) in response to simulated browsing and resource availability. Oikos 111: 179-191. (pdf).

Kreivi, M., Rautiainen, P., Aspi, J. & Hyvärinen, M. 2005. Genetic structure and gene flow in an endangered perennial grass, Arctophila fulva var. pendulina. Conservation Genetics 6: 683-696. (pdf).

Tero, N., Aspi, J., Siikamäki, P. & Jäkäläniemi, A. 2005. Local genetic structure of fragmented population in an endangered plant species, Silene tatarica (Caryophyllaceae). Heredity 94: 478-487. (pdf).

Rautiainen, P., Laine, A-L., Aikio, S., Aspi, J., Siira, J. & Hyvärinen, M. 2004. Seashore disturbance and management of the clonal Arctophila fulva: Modelling patch dynamics. Applied Vegetation Science 7: 221-228. (pdf).

Huttunen S., Aspi, J., Hoikkala, J. & Schlötterer, C. 2004. QTL analysis of variation in male courtship song characters in Drosophila virilis. Heredity 92: 263-269. (pdf).

Tero, N., Aspi, J., Siikamäki, P., Jäkäläniemi, A. & Tuomi, J. 2004. Genetic structure and gene flow in a metapopulation of an endangered plant species, Silene tatarica. Molecular Ecology 12: 2073–2085. (pdf).

Aspi, J., Jäkäläniemi, A., Tuomi, J. & Siikamäki, P. 2003. Multilevel phenotypic selection on morphological characters in a meta-population of Silene tatarica.  Evolution 57: 509–517. (pdf).

Päällysaho, S., Aspi, J., Liimatainen, J., Hoikkala, A.2003. Role of X chromosomal song genes in the evolution of species-specific courtship songs in Drosophila virilis. Behavior Genetics 33: 225-232. (pdf).

Huttunen, S & Aspi, J. 2003. Complex genetic architecture of male courtship song characters in Drosophila virilis.  Behavior Genetics 33: 17-24. (pdf).

 Aspi, J. 2000. Inbreeding and outbreeding depression in male courtship song characters in Drosophila montana. Heredity 84: 273-282. (pdf)

 Isoherranen, E., Aspi, J. & Hoikkala, A. 1999. Genetic basis of species differences in female mating speed and song requirement between Drosophila virilis and D. montana. Hereditas 131: 203-209.

Hoikkala, A., Päällysaho, S. Aspi, J. & Lumme, J. 1999. Localisation of genes affecting species differences in male courtship song between Drosophila virilis and D. littoralis. Genetical Research 75 : 37-45. (pdf).

Vehanen, T., Mäki-Petäys, A., Aspi, J. & Muotka, T. 1999. Intercohort competition causes spatial segregation among size classes of brown trout.  Journal of Fish Biology 55: 35-46. (pdf).

Isoherranen, E., Aspi, J. & Hoikkala, A. 1999. Variation and consistency of female preferences for simulated courtship songs in Drosophila virilis . Animal Behavior 57: 619-625. (pdf).

Hoikkala, A., Aspi, J. & Suvanto, L. 1998. Male courtship song frequency as an indicator of male genetic quality in an insect species, Drosophila montana.  Proceedings of the Royal Society. B 265: 503-508. (pdf).

Mönkkönen, M. & Aspi, J. 1998.  Sampling error in measuring temporal density variability in animal populations and communities.  Annales Zoologi Fennici 34 47-57. (pdf).

Vehanen, T., Hyvärinen, P. & Aspi, J. 1998. Dispersion of stocked brown trout, Salmo trutta m. lacustris, and landlocked salmon, Salmo salar, from stocking sites in Lake Oulujärvi, Finland.  Fisheries Management and Ecology 5: 177–188. (pdf).

Aspi, J. & Hoffmann, A. A.1998. Female encounter rates and fighting costs are associated with lek size in Drosophila mycetophaga. Behavioral Ecology and Sociobiology 42: 163-169. (pdf).

Vehanen, T. & Aspi, J.). 1996. Classification of northern Finnish lakes and the suitability for the stocking for brown trout (Salmo trutta (L)) m. lacustris).  Fisheries Research 27: 37-49. (pdf).

  Aspi, J. 1996. Larval niche differences between two sympatric, sibling species, Drosophila montana and D. littoralis in northern Finland.  Entomologica Fennica 7: 29-38. (pdf).

Aspi, J. & Hoffmann, A. A. 1995. Distribution and spacing of Drosophila mycetophaga flies on bracket fungi used as mating arenas.  Ecological Entomology 20: 203-207. (pdf).

Aspi, J. & Hoikkala, A. 1995. Male mating success and survival in the field with respect to size and courtship song characters in Drosophila littoralis and D. montana. Journal of  Insect Behavior 8: 67-87. (pdf).

Vehanen, T., Aspi, J. & Pasanen, P. 1993. The effect of size, fin erosion, body silvering and precocious maturation on survival to adulthood in Carlin tagged Baltic salmon (Salmo salar L.). Annales Zoologi Fennici 30: 277-285.

Hoikkala, A. & Aspi, J. 1993. Criteria of female mate choice in Drosophila littoralis, D. montana and D. ezoana.  Evolution 47: 768-777. (pdf).

Aspi, J. & Hoikkala, A 1993. Laboratory and natural heritabilities of song characters in D. montana and D. littoralis.  Heredity 70: 400-406. (pdf).

 Aspi, J., Lumme, J., Hoikkala, A. & Heikkinen, E. 1993. Reproductive ecology of the boreal riparian guild of Drosophila.  Ecography 16: 65-72 . (pdf).

 Aspi, J. 1992. Female mate choice and mating system among boreal Drosophila virilis group species.  Acta Universitas Ouluensis A 241. 48 + 68 pp.

Aspi, J. 1992. Incidence and adaptive significance of multiple mating in females of two boreal Drosophila virilis group species.  Annales Zoologi Fennici  29: 147-159.

 Aspi, J. & Lankinen, P.1992. Frequency of multiple insemination in a natural population of Drosophila montana.  Hereditas 117: 169-177.

Helle, T., Aspi, J., Lempa, K. & Taskinen, E. 1992. Strategies to avoid biting flies by reindeer: field experiment with silhouette traps.  Annales Zoologi Fennici  29: 69-74.

Liimatainen, J., Hoikkala, A., Aspi, J. & Welbergen, P 1992. The role of auditory signals in mating behaviour of Drosophila montana.  Animal Behavior 43: 35-48.

 Helle, T., Aspi, J. & Kilpelä, S-S. 1990. Effects of stand characteristics on reindeer lichens and range used by semi-domestic reindeer.  Rangifer 3: 107-114.

 Helle, T., Pulliainen, E. & Aspi, J. 1987. Size related changes in winter condition of male calves in reindeer.  Rangifer 7: 2-11.

 Helle, T. & Aspi, J. 1984. Do sandy patches help reindeer against insects?  Rep. Kevo Subarctic. Res. Station 19: 57-62

Helle, T., Aspi, J. & Tarvainen. L. 1984. The qrowht rate of Cladonia rangiferina and C. mitis in relation to forest characteristics in northeastern Finland.  Rangifer 1: 2-5.

 Helle, T. & Aspi, J. 1984. Prescribed burning from the viewpoint of reindeer husbandry. First Scand. Symp. on Research on Multiple Use Forestry.  Comm. Inst. Forest. Fenn. 120: 97-101 (at present Silva Fennica).

Helle, T. & Aspi, J. 1983. Does herd formation reduce insect harassment among reindeer: field experiment with animal traps. Acta Zoologica Fennica 175: 129-131.

Helle, T. & Aspi, J. 1983. Effects of winter grazing by reindeer on vegetation. Oikos 40: 337-343)