Publications (send me an e-mail for PDFs)

 

Klemme, I., Pysäys, J., Hyvärinen, P., Karvonen, A. (2023). Fitness effects of assisted gene flow in an endangered salmonid population. Conservation Science and Practice 2023: e13058.

 

Ashrafi, R., Bruneaux, M., Sundberg, L.-R., Hoikkala, V., Karvonen, A. (2023). Multispecies coinfections and presence of antibiotics shape resistance and fitness costs in a pathogenic bacterium. Molecular Ecology 32, 4447-4460.

 

Llopis-Belenguer, C., Balbuena, J.A., Blasco-Costa, I., Karvonen, A., Sarabeev, V., Jokela, J. (2023). Sensitivity of bipartite network analyses to incomplete sampling and taxonomic uncertainty. Ecology 104, e3974.

 

Niemelä, P.T., Klemme, I., Karvonen, A., Hyvärinen, P., Debes, P.V., Erkinaro, J., Sinclair-Waters, M., Pritchard, V.L., Härkönen, L., Primmer, C.R. (2022). Life-history genotype explains variation in migration activity in Atlantic salmon (Salmo salar). Proceedings of the Royal Society B 289, 20220851.

 

 

Klemme, I., Debes, P., Primmer, C.R., Härkönen, L., Erkinaro, J., Hyvärinen, P., Karvonen, A. (2022). Host developmental stage effects on parasite resistance and tolerance. American Naturalist 200 (5), 646-661.

 

Karvonen, A., Horppila, P., Kuitunen, J., Miettinen, M., Ryynänen, L., Marjomäki, T.J. (2022). Differences in parasite community composition support ecological differentiation in a freshwater gadoid fish. Ecology of Freshwater Fish 31, 693-700.

 

Karvonen, A., Beck, S.V., Skúlason, S., Kristjánsson, B.K., Leblanc, C.A. (2021). Variation in parasite resistance of Arctic charr, Salvelinus alpinus, between and within sympatric morphs. Ecology and Evolution 11, 14024-14032.

 

Karvonen, A., Räihä, V., Klemme, I., Ashrafi, R., Hyvärinen, P., Sundberg, L.-R. (2021). Quantity and quality of aquaculture enrichments influence disease epidemics and provide ecological alternatives to antibiotics. Antibiotics 10, 335.

 

Klemme, I., Hendrikx, L., Ashrafi, R., Sundberg, L.-R., Räihä, V., Piironen, J., Hyvärinen, P., Karvonen, A. (2021). Opposing health effects of hybridization for conservation. Conservation Science and Practice 2021: e379.

 

Klemme, I., Hyvärinen, P., Karvonen, A. (2021). Cold water reduces the severity of parasite-inflicted damage: support for wintertime recuperation in aquatic hosts. Oecologia 195, 155-161.

 

Karvonen, A., Marcogliese, D.J. (2020). Diplostomiasis (Diplostomum spathaceum and Related Species). In: Climate Change and Infectious Fish Diseases (Eds. Woo, P.T.K, Leong, J.A., Buchmann, K.), pp. 434-456. CAB International.

 

Klemme, I., Hyvärinen, P., Karvonen, A. (2020). Negative associations between parasite avoidance, resistance and tolerance predict host health in salmonid fish populations. Proceedings of the Royal Society B 287, 20200388.

 

Karvonen, A., Fenton, A., Sundberg, L.-R. (2019). Sequential infection can decrease virulence in a fish-bacterium-fluke interaction: implications for aquaculture disease management. Evolutionary Applications 12, 1900-1911.

 

Räihä, V., Sundberg, L.-R., Ashrafi, R., Hyvärinen, P., Karvonen, A. (2019). Rearing background and exposure environment together explain higher survival of aquaculture fish during a bacterial outbreak. Journal of Applied Ecology 56, 1741-1750.

 

 

Klemme, I., Karvonen, A., (2019). Within-host interactions shape virulence-related traits of trematode genotypes. Journal of Evolutionary Biology 32, 572-579.

 

Karvonen, A., Jokela, J., Laine, A.-L. (2019). Importance of sequence and timing in parasite coinfections. Trends in Parasitology 35, 109-118.

 

Sundberg, L.-R., Karvonen, A. (2018). Minor environmental concentrations of antibiotics can modify bacterial virulence in co-infection with a non-targeted parasite. Biology Letters 14, 20180663.

 

Klemme, I., Karvonen, A., (2018). Experience and dominance in fish pairs jointly shape parasite avoidance behaviour. Animal Behaviour 146, 165-172.

 

Karvonen, A., Wagner C.E., Selz, O.M., Seehausen, O. (2018). Divergent parasite infections in sympatric cichlid species in Lake Victoria. Journal of Evolutionary Biology 31, 1313-1329.

 

Behringer, D., Karvonen, A., Bojko, J. (2018). Parasite avoidance behaviours in aquatic environments. Philosophical Transactions of the Royal Society B 373, 20170202.

 

Karvonen, A., Lindström, K. (2018). Spatiotemporal and gender-specific parasitism in two species of gobiid fish. Ecology and Evolution 8, 6114-6123.

 

Klemme, I., Karvonen, A. (2018). Shoaling with infected conspecifics does not improve resistance to trematode infection. Ethology 124, 170-176.

 

Karvonen, A., Faltýnková, A., Mah Choo, J., Valtonen, E.T. (2017). Infection, specificity and host manipulation of Australapatemon sp. (Trematoda, Strigeidae) in two sympatric species of leeches (Hirudinea). Parasitology 144, 1346-1355.

Klemme, I., Karvonen, A. (2017). Vertebrate defence against parasites: interactions between avoidance, resistance and tolerance. Ecology and Evolution 7, 561-571.

 

Klemme, I., Karvonen, A. (2016). Learned parasite avoidance is driven by host personality and resistance to infection in a fish-trematode interaction. Proceedings of the Royal Society B 283, 20161148.

Klemme, I., Kortet, R., Karvonen, A. (2016). Parasite infection in a central sensory organ of fish does not affect host personality. Behavioral Ecology 27, 1533-1537.

Klemme, I., Louhi, K.-R., Karvonen, A. (2016). Host infection history modifies co-infection success of multiple parasite genotypes. Journal of Animal Ecology 85, 591-597.

Karvonen, A., Aalto-Araneda, M., Virtala, A.-M., Kortet, R., Koski, P., Hyvärinen, P. (2016). Enriched rearing environment and wild genetic background can enhance survival and disease resistance of salmonid fishes during parasite epidemics. Journal of Applied Ecology 53, 213-221.

Louhi, K.-R., Sundberg, L.-R., Jokela, J., Karvonen, A. (2015). Interactions among bacterial strains and fluke genotypes shape virulence of co-infection. Proceedings of the Royal Society B 282, 20152097.  

Seppälä, O., Louhi, K.-R., Karvonen, A., Rellstab, C., Jokela, J. (2015). Relative reproductive success of co-infecting parasite genotypes under intensified within-host competition. Infection, Genetics and Evolution 36, 450-455.

Karvonen, A., Lucek, K., Marques, D.A., Seehausen, O. (2015). Divergent macroparasite infections in parapatric Swiss lake-stream pairs of threespine stickleback (Gasterosteus aculeatus). PLoS ONE 10(6): e0130579.

Seppälä, O., Karvonen, A., Kuosa, M., Haataja, M., Jokela, J. (2013). Are sick individuals weak competitors? Competitive ability of snails parasitized by a gigantism-inducing trematode. PLoS ONE 8(10): e79366.

Rellstab, C., Karvonen, A., Louhi, K.-R., Jokela, J. (2013). Genotype-specific vs. cross-reactive host immunity against a macroparasite. PLoS ONE 8(10): e78427.

Louhi, K.-R., Karvonen, A., Rellstab, C., Jokela, J. (2013). Genotypic and phenotypic variation in transmission traits of a complex life cycle parasite. Ecology and Evolution 3, 2116-2127.

 

Karvonen, A., Kristjánsson, B.K., Skúlason, S., Lanki, M., Rellstab, C., Jokela, J. (2013). Water temperature, not fish morph, determines parasite infections of sympatric Icelandic threespine sticklebacks (Gasterosteus aculeatus). Ecology and Evolution 3, 1507-1517.

Louhi, K.-R., Karvonen, A., Rellstab, C., Louhi, R., Jokela, J. (2013). Prevalence of infection as a predictor of multiple genotype infection frequency in parasites with multiple-host life cycle. Journal of Animal Ecology 82, 191-200.

Karvonen, A., Lundsgaard-Hansen, B., Jokela, J., Seehausen, O. (2013). Differentiation in parasitism among ecotypes of whitefish segregating along depth gradients. Oikos 122, 122-128.

Seppälä, O., Karvonen, A., Valtonen E.T. (2012). Behavioral mechanisms underlying ‘specific’ host manipulation by a trophically transmitted parasite. Evolutionary Ecology Research 14, 73-81.

Seppälä, O., Karvonen, A., Rellstab, C., Louhi, K.-R., Jokela, J. (2012). Reciprocal interaction matrix reveals complex genetic and dose-dependent specificity among coinfecting parasites. American Naturalist 180, 306-315.

Karvonen, A., Seehausen, O. (2012). The role of parasitism in adaptive radiations – when might parasites promote and when might they constrain ecological speciation? International Journal of Ecology, Vol. 2012, Article ID 208169.

Karvonen, A., Rellstab, C., Louhi, K.-R., Jokela, J. (2012). Synchronous attack is advantageous - mixed genotype infections lead to higher infection success in trematode parasites. Proceedings of the Royal Society B 279, 171-176.

Karvonen, A. (2012). Diplostomum spathaceum and Related Species. In: Fish Parasites: Pathobiology and Protection (Eds. Woo, P.T.K. and Buchmann, K.). pp. 260-269. CAB International.

Rellstab, C., Louhi, K.-R., Karvonen, A., Jokela, J. (2011). Analysis of trematode parasite communities in fish eye lenses by pyrosequencing of naturally pooled DNA. Infection, Genetics and Evolution 11, 1276-1286.

Faltýnková, A., Karvonen, A., Valtonen, E.T. (2011). Establishment and interspecific associations in two species of Ichthyocotylurus (Trematoda) parasites in perch (Perca fluviatilis). Parasites & Vectors 4, 85.

 

Seppälä, O., Karvonen, A., Haataja, M., Kuosa, M., Jokela, J. (2011). Food makes you a target: disentangling genetic, physiological and behavioral effects determining susceptibility to infection. Evolution 65, 1367-1375.

Seppälä, O., Karvonen, A., Valtonen, E.T. (2011). Eye fluke-induced cataracts in natural fish populations: is there potential for host manipulation? Parasitology 138, 209-214.

Karvonen, A., Rintamäki, P., Jokela, J., Valtonen, E.T. (2010). Increasing water temperature and disease risks in aquatic systems: climate change increases the risk of some, but not all, diseases. International Journal for Parasitology 40, 1483-1488.

Louhi, K.-R., Karvonen, A., Rellstab, C., Jokela, J. (2010). Is the population genetic structure of complex life cycle parasites determined by the geographic range of the most motile host? Infection, Genetics and Evolution 10, 1271-1277.

Karvonen, A., Halonen, H., Seppälä, O. (2010). Priming of host resistance to protect cultured rainbow trout against eye flukes and parasite-induced cataracts. Journal of Fish Biology 76, 1508-1515.

Faltýnková, A., Karvonen, A., Valtonen, E.T. (2009). Being successful in the world of narrow opportunities: transmission patterns of the trematode Ichthyocotylurus pileatus. Parasitology 136, 1375-1382.

Aldhoun, J.A., Faltýnková, A, Karvonen, A., Horák, P. (2009). Schistosomes in the North: a unique finding from a prosobranch snail using molecular tools. Parasitology International 58, 314-317.

Karvonen, A., Valtonen, E.T. (2009). Between-population similarity in intestinal parasite community structure of pike (Esox lucius) - effects of distance and historical connections. Journal of Parasitology 95, 505-511.

Karvonen, A., Seppälä, O., Valtonen, E.T. (2009). Host immunisation shapes interspecific associations in trematode parasites. Journal of Animal Ecology 78, 945-952.

Voutilainen, A., Valdez, H., Karvonen, A., Kortet, R., Kuukka, H., Peuhkuri, N., Piironen, J., Taskinen, J. (2009). Infectivity of trematode eye flukes in farmed salmonid fish – effects of parasite and host origins. Aquaculture 293, 108-112.

 

 

Seppälä, O., Karvonen, A., Valtonen, E.T., Jokela, J. (2009). Interactions among co-infecting parasite species: a mechanism maintaining genetic variation in parasites? Proceedings of the Royal Society B 276, 691-697.

Faltýnková, A., Valtonen, E.T., Karvonen, A. (2008). Spatial and temporal structure of the trematode component community in Valvata macrostoma (Gastropoda, Prosobranchia). Parasitology 135, 1691-1699.

Karvonen, A., Seppälä, O. (2008). Eye fluke infection and lens size reduction in fish: a quantitative analysis. Diseases of Aquatic Organisms 80, 21-26.

Karvonen, A., Seppälä, O. (2008). Effect of eye fluke infection on the growth of whitefish (Coregonus lavaretus) - an experimental approach. Aquaculture 279, 6-10.

Seppälä, O., Liljeroos, K., Karvonen, A., Jokela, J. (2008). Host condition as a constraint for parasite reproduction. Oikos 117, 749-753.

Seppälä, O., Karvonen, A., Valtonen E.T. (2008). Shoaling behaviour of fish under parasitism and predation risk. Animal Behaviour 75, 145-150.

Santos, M.J., Karvonen, A., Pedro, J.C., Faltýnková, A., Seppälä, O., Valtonen, E.T. (2007). Qualitative and quantitative behavioral traits in a community of furcocercarial trematodes – tools for species separation? Journal of Parasitology 93, 1319-1323.

Seppälä, O., Karvonen, A., Valtonen E.T. (2007). Phenotypic variation in infectivity of Diplostomum spathaceum cercariae within a population. Journal of Parasitology 93, 1244-1246.

Markkula, S.E., Karvonen, A., Salo, H., Valtonen, E.T., Jokinen, E.I. (2007). Ultraviolet B irradiation affects resistance of rainbow trout (Oncorhynchus mykiss) against bacterium Yersinia ruckeri and trematode Diplostomum spathaceum. Photochemistry and Photobiology 83, 1263-1269.

Karvonen, A., Bagge, A.M., Valtonen, E.T. (2007). Interspecific and intraspecific interactions in the monogenean communities of fish: a question of study scale? Parasitology 134, 1237-1242.

 

Seppälä, O., Karvonen, A., Valtonen, E.T. (2006). Host manipulation by parasites and risk of non-host predation: is manipulation costly in an eye fluke-fish interaction? Evolutionary Ecology Research 8, 871-879.

Karvonen, A., Terho, P., Seppälä, O., Jokela, J., Valtonen, E.T. (2006). Ecological divergence of closely related Diplostomum (Trematoda) parasites. Parasitology 133, 229-235.

Hakalahti, T., Karvonen, A., Valtonen, E.T. (2006). Climate warming and disease risks in temperate regions – Argulus coregoni and Diplostomum spathaceum as case studies. Journal of Helminthology 80, 93-98.

Karvonen, A., Savolainen, M., Seppälä, O., Valtonen, E.T. (2006). Dynamics of Diplostomum spathaceum infection in snail hosts at a fish farm. Parasitology Research 99, 341-345.

Seppälä, O., Karvonen, A., Valtonen, E.T. (2006). Susceptibility of eye fluke infected fish to predation by bird hosts. Parasitology 132, 575-579.

Karvonen, A., Cheng, G.-H., Seppälä, O., Valtonen, E.T. (2006). Intestinal distribution and fecundity of two species of Diplostomum parasites in definitive hosts. Parasitology 132, 357-362.

Karvonen, A., Cheng, G.-H., Valtonen, E.T. (2005). Within-lake dynamics in the similarity of parasite assemblages of perch (Perca fluviatilis). Parasitology 131, 817-823.

Bagge, A.M., Sasal, P., Valtonen, E.T., Karvonen, A. (2005). Infracommunity level aggregation in the monogenean communities of crucian carp (Carassius carassius). Parasitology 131, 367-372.

Karvonen, A., Bagge, A.M., Valtonen, E.T. (2005). Parasite assemblages of crucian carp (Carassius carassius) – is depauperate composition explained by lack of parasite exchange, extreme environmental conditions or host unsuitability? Parasitology 131, 273-278.

Seppälä, O., Karvonen, A., Valtonen, E.T. (2005). Impaired crypsis of fish infected with a trophically transmitted parasite. Animal Behaviour 70, 895-900.

 

Seppälä, O., Karvonen, A., Valtonen, E.T. (2005). Manipulation of fish host by eye flukes in relation to cataract formation and parasite infectivity. Animal Behaviour 70, 889-894.

Karvonen, A., Paukku, S., Seppälä, O., Valtonen, E.T. (2005). Resistance against eye flukes: naïve versus previously infected fish. Parasitology Research 95, 55-59.

Karvonen, A., Seppälä, O., Valtonen, E.T. (2004). Eye fluke-induced cataract formation in fish: quantitative analysis using an opthalmological microscope. Parasitology 129, 473-478.

Rintamäki-Kinnunen, P., Karvonen, A, Anttila, P., Valtonen, E.T. (2004). Diplostomum spathaceum metacercarial infection and colour change in salmonid fish. Parasitology Research 93, 577-581.

Seppälä, O., Karvonen, A., Valtonen, E.T. (2004). Parasite induced change in host behaviour and susceptibility to predation in an eye fluke - fish interaction. Animal Behaviour 68, 257-263.

Karvonen, A., Valtonen, E.T. (2004). Helminth assemblages of whitefish (Coregonus lavaretus) in interconnected lakes: similarity as a function of species specific parasites and geographical separation. Journal of Parasitology, 90 (3), 471-476.

Karvonen, A., Seppälä, O., Valtonen, E.T. (2004). Parasite resistance and avoidance behaviour in preventing eye fluke infections in fish. Parasitology 129, 159-164.

Karvonen, A., Kirsi, S., Hudson, P.J., Valtonen, E.T. (2004). Patterns of cercarial production from Diplostomum spathaceum: terminal investment or bet hedging? Parasitology 129, 87-92.

Karvonen, A., Hudson, P.J., Seppälä, O., Valtonen, E.T. (2004). Transmission dynamics of a trematode parasite: exposure, acquired resistance and parasite aggregation. Parasitology Research 92, 183-188.

Karvonen A., Paukku, S., Valtonen, E.T., Hudson, P.J. (2003). Transmission, infectivity and survival of Diplostomum spathaceum cercariae. Parasitology 127, 217-224.

 

Other publications:

Karvonen, A., Hakalahti, T., Seppälä, O., Valtonen, E.T. (2005). Sustainable production of healthy fish – tackling parasitic threats with knowledge on their ecology. In: Jalkanen, A. & Nygren, P. (eds.), Sustainable use of renewable natural resources - from principles to practices. University of Helsinki Department of Forest Ecology Publications 34, 77-88.

Pulkkinen, K., Karvonen, A, Valtonen E.T. (2004). Lapamato – harvinainen muttei hävinnyt. Duodecim 120, 1912. (in Finnish)

Karvonen, A. (2004). Transmission of Diplostomum spathaceum between intermediate hosts. PhD-Thesis. Jyväskylä Studies in Biological and Environmental Science 139. University of Jyväskylä. 40 p.

 

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