Håvard Kauserud

Image of Håvard Kauserud
Norwegian version of this page
Phone +47-22854832
Mobile phone +47 99697116
Room 4212
Visiting address Kristine Bonnevies Hus Blindernveien 31 0371 Oslo Norway
Postal address Postboks 1066 Blindern 0316 OSLO
Other affiliations Department of Biosciences

Academic Interests

My main research interests fall within the areas of fungal molecular ecology and evolution. I am currently involved in projects dealing with the ecology of mycorrhizal symbiosis, climate change effects on fungi, comparative genomics and conservation genetics of fungi.


Andrew C, Heegaard E, Kirk PM, Bässler C, Heilmann-Clausen J, Krisai-Greilhuber I, Kuyper TW, Senn-Irlet B, Büntgen U, Diez J, Egli S, Gange AC, Halvorsen R, Høiland K, Nordén J, Rustøen F, Boddy L, Kauserud H. 2017. Big data integration: Pan-European fungal species observations' assembly for addressing contemporary questions in ecology and global change biology. Fungal Biology Reviews pdf

Khomich M, Davey ML, Kauserud H, Rasconi S, Andersen T. 2017. Fungal communities in Scandinavian lakes along a longitudinal gradient. Fungal Ecology 27, 36-46

Lorberau KE, Botnen SS, Mundra S, Aas AB, Rozema J, Eidesen PB, Kauserud H. 2017. Does warming by open-top chambers induce change in the root-associated fungal community of the arctic dwarf shrub Cassiope tetragona (Ericaceae)? Mycorrhiza, 1-12.

Grube M, Gaya E, Kauserud H, Smith AM, Avery SV, Fernstad SJ, Muggia L, Martin MD, Eivindsen T, Kõljalg U, Bendiksby M. 2017. The next generation fungal diversity researcher. Fungal Biology Reviews.

Davey ML, Skogen MJ, Heegaard E, Halvorsen R, Kauserud H, Ohlson M. 2017. Host and tissue variation overshadow the response of boreal moss-associated fungal communities to increased nitrogen load. Molecular Ecology, 26, 571-588.

Khomich M, Kauserud H, Logares R, Rasconi S, Andersen T. 2016. Planktonic protistan communities in lakes along a large-scale environmental gradient. FEMS Microbiology Ecology, DOI

Bjørnsgaard Aas A, Davey M, Kauserud H. 2016. ITS all right mama: Investigating the formation of chimeric sequences in the ITS2 region by DNA metabarcoding analyses of fungal mock communities of different complexities. Molecular Ecology Resources.

Cross H, Sønstebø JH, Nagy NE, Timmermann V, Solheim H, Børja I, Kauserud H, Carlsen T, Rzepka B, Wasak K, Vivian‐Smith A, Hietala AM. 2017. Fungal diversity and seasonal succession in ash leaves infected by the invasive ascomycete Hymenoscyphus fraxineus. New Phytologist, 213, 1405-1417.

Heegaard E, Boddy L, Diez JM, Halvorsen R, Kauserud H, Kuyper TW, Bässler C, Büntgen U, Gange AC, Krisai-Greilhuber I, Andrew CJ, Ayer F, Høiland K, Kirk PM, Egli S. 2016. Fine-scale spatiotemporal dynamics of fungal fruiting: prevalence, amplitude, range and continuity. Ecography. doi:10.1111/ecog.02256

Andrew C, Heegaard E, Halvorsen R, Martinez-Peña F, Egli S, Kirk PM, Bässler K, Büntgen U, Aldea J, Høiland K, Boddy L, Kauserud H. 2016. Climate impacts on fungal community and trait dynamics. Fungal Ecology 22, 17-25. DOI

T Rämä, ML Davey, J Nordén, Halvorsen R, Blaalid R, Mathiassen GH, Alsos IG, Kauserud H. 2016. Fungi Sailing the Arctic Ocean: Speciose Communities in North Atlantic Driftwood as Revealed by High-Throughput Amplicon Sequencing. Microbial ecology 72, 295–304.

Mundra S, Halvorsen R, Kauserud H, Bahram M, Tedersoo L, Elberling B, Cooper EJ, Bronken Eidesen P. 2016. Ectomycorrhizal and saprotrophic fungi respond differently to long‐term experimentally increased snow depth in the High Arctic. Microbiology Open

Mundra S, Bahram M, Tedersoo L, Kauserud H, Halvorsen R, Eidesen PB. 2016. Temporal variation of Bistorta vivipara‐associated ectomycorrhizal fungal communities in the High Arctic. Molecular ecology 24, 6289-6302.

Botnen S, Kauserud H, Carlsen T, Blaalid R, Høiland K. 2015. Mycorrhizal fungal communities in coastal sand dunes and heaths investigated by
pyrosequencing analyses. Mycorrhiza, accepted.

Balasundaram SV, Engh IB, Skrede I, Kauserud H. 2015. How many DNA markers are needed to reveal cryptic fungal species? Fungal Biology 119, 940-945.

Davey M, Blaalid R, Vik U, Carlsen T, Kauserud H, Bronken Eidesen P. 2015. Primary succession of Bistorta vivipara (L.) Delabre (Polygonaceae) root associated fungi mirrors plant succession in two glacial chronosequences. Environmental Microbiology, online early. Link

Negård M, Uhlig S, Kauserud H, Andersen T, Høiland K, Vrålstad T. 2016. Links between Genetic Groups, Indole alkaloid profiles and ecology within the grass-parasitic Claviceps purpurea species complex. Toxins 7, 1431-1456.

Mundra S, Halvorsen R, Kauserud H, Müller E, Vik U, Bronken P. 2014. Arctic fungal communities associated with roots of Bistorta vivipara do not respond to the same fine-scale edaphic gradients as the aboveground vegetation. New Phytologist, in press. pdf

Davey ML, Kauserud H, Ohlson M. 2014. Forestry impacts on the hidden fungal biodiversity associated with bryophytes. FEMS Microbiology Ecology, 90, 313-325. pdf

Nilsson RH, …., Kauserud H, …., Abarenkov K. 2014. Improving ITS sequence data for identification of plantpathogenic fungi. Fungal Diversity, 67, 11-19. pdf

Maurice S, Skrede I, Le Floch G, Barbier G, Kauserud H. 2014. Population structure of Serpula lacrymans in Europe with an outlook to the French population. Mycologia, 106, 889-895. pdf

Botnen S, Vik U, Carlsen T, Eidesen PB, Davey ML, Kauserud H. 2014. Low host specificity of root associated fungi at an Arctic site. Molecular Ecology, 23, 975-985. pdf

Blaalid R, Davey ML, Kauserud H, Carlsen T, Halvorsen R, Høiland K, Eidesen PB. 2014. Arctic root-associated fungal community composition reflects environmental filtering. Molecular Ecology, 23, 649-659. pdf

Rämä T, Nordén J, Davey ML, Mathiassen GH, Spatafora JW, Kauserud H. 2014. Fungi ahoy! Diversity on marine wooden substrates in the high North. Fungal Ecology, online. pdf

Boddy L, Büntgen U, Egli S, Gange AC, Heegaard E, Kirk PM, Mohammad A, Kauserud H. 2014. Climate variation effects on fungal fruiting. Fungal Ecology, online available. pdf

Vik U, Logares R, Blaalid R, Halvorsen R, Carlsen T, Bakke I, Kolstø A-B, Økstad OA, Kauserud H. 2013. Different bacterial communities in ectomycorrhizae and surrounding soil. Scientific Reports. 3, 3741. pdf

Yao F, Vik U, Brysting A, Carlsen T, Halvorsen R, Kauserud H. 2013. Substantial compositional turnover of fungal communities in an alpine ridge-to-snowbed gradient. Molecular Ecology, accepted. pdf

Büntgen U, Peter M, Kauserud H, Egli S. 2013. Unraveling environmental drivers of a recent increase in Swiss fungi fruiting. Global Change Biology. pdf

Lindner DL, Carlsen T, Nilsson RH, Davey M, Schumacher T, Kauserud H. 2013. Employing 454 amplicon pyrosequencing to reveal intragenomic divergence in the internal transcribed spacer (ITS) rDNA region in fungi. Ecology and Evolution, 3, 1751-64. pdf.

Hyde KD, Udayanga D, Manamgoda DS, Tedersoo L, Larsson E, Abarenkov K, Bertrand YJK, Oxelman B, Hartmann M, Kauserud H, Ryberg M, Kristiansson E, Nilsson HR. 2013. Incorporating molecular data in fungal systematics: a guide for aspiring researchers. Current Research in Environmental & Applied Mycology, pdf.

Lindahl B, Nilsson RH, Tedersoo L, Abarenkov K, Carlsen T, Kjøller R, Kõljalg U, Pennanen T, Rosendahl S, Stenlid J, Kauserud H. 2013. Fungal community analysis by high-throughput sequencing of amplified markers – a user’s guide. New Phytologist, 299, 288-299. pdf

Davey M, Heimdal R, Ohlson M, Kauserud H. 2013. Host- and tissue-specificity of moss-associated Galerina and Mycena determined from amplicon pyrosequencing data. Fungal Ecology, 6, 179-186. pdf

Skrede I, Maurice S, Kauserud H. 2013. Molecular characterization of sexual diversity in a population of Serpula lacrymans, a tetrapolar basidiomycete. G3 - Genes | Genomes | Genetics. 3, 145-152. pdf

Kauserud H, Heegaard E, Büntgen U, Halvorsen R, Egli S, Senn-Irletc B, Krisai-Greilhuberf I, Dämonf W, Nordén J, Høiland K, Kirk PM, Semenov M, Stenseth NC, Boddy L. 2013. Reply to Gange et al.: Climate-driven changes in the fungal fruiting season in the United Kingdom. PNAS (letter), early online. pdf

Blaalid R, Kumar S, Nilsson RH, Abarenkov K, Kirk P, Kauserud H. 2013. ITS1 versus ITS2 as DNA metabarcodes for fungi. Molecular Ecology Resources, online available. pdf

Seierstad K, Carlsen T, Sætre G-P, Miettinen O, Hofton TH, Kauserud H. 2013. A phylogeographic survey of a circumboreal polypore indicates introgression among ecologically differentiated cryptic lineages. Fungal Ecology. 6, 119-128. pdf

Büntgen U, Egli S, Camarero JJ, Fischer EM, Stobbe U, Kauserud H, Tegel W, Sproll L, Stenseth NC. 2012. Drought-induced decline in Mediterranean truffle harvest. Nature Climate Change. 27, 827-829. pdf

Davey M, Heegaard E, Halvorsen R, Kauserud H, Ohlson M. 2012. Amplicon-pyrosequencing based detection of compositional shifts in bryophyte-associated fungal communities along an elevation gradient. Molecular Ecology, pdf.

Bellemain E, Davey ML, Kauserud H, Epp LS, Boessenkool S, Coissac E, Geml J, Edwards M, Willerslev E, Gussarova G, Taberlet P, Brochmann C. 2012. Fungal paleodiversity revealed using high-throughput metabarcoding of ancient DNA from arctic permafrost. Environmental Microbiology, accepted. online available

Kauserud H, Heegaard E, Büntgen U, Halvorsen R, Egli S, Senn-Irletc B, Greilhuber I, Dämon W, Sparks T, Nordén J, Høiland K, Kirk P, Semenov M, Boddy L, Stenseth NC. 2012. Warming-induced shift in European mushroom fruiting phenology. PNAS, 109,14488-14493. pdf  Press release. Media coverage (in Norwegian): forskning.no

Vik U, Halvorsen R, Ohlson M, Rydgren K, Carlsen T, Korpelainen H, Kauserud H. 2012. Microsatellite markers for Hylocomium splendens (Hylocomiaceae). American Journal of Botany, early online.

Kauserud H, Knudsen H, Högberg N, Skrede I. 2012. Evolutionary origin, worldwide dispersal, and population genetics of the dry rot fungus Serpula lacrymans. Fungal Biology Reviews. 26, 84-93. pdf

Logares R, Haverkamp THA, Kumar S, Lanzén A, Nederbragt AJ, Quince C, Kauserud H. 2012. Environmental microbiology through the lens of High-Throughput DNA Sequencing: Synopsis of current platforms and bioinformatics approaches. Journal of Microbiological Methods. online available.

Davey M, Heegaard E, Halvorsen R, Ohlson M, Kauserud H. 2012. Seasonal trends in the biomass and structure of bryophyte-associated fungal communities explored by 454 pyrosequencing. New Phytologist, online available. pdf

Carlsen T, Bjørnsgaard Aas A, Lindner D, Vrålstad T, Schumacher T, Kauserud H. 2012. Don’t make a mista(g)ke: Is tag switching an overlooked source of error in amplicon pyrosequencing studies? Fungal Ecology, in press. pdf

Skrede I, Carlsen T, Stensrud Ø, Kauserud H. 2012. Genome wide AFLP markers support cryptic species in Coniophora (Boletales). Fungal Biology, 7, 778-784. pdf.

Carlsen T, Bendiksby M, Hofton TH, Reiso S, Bakkestuen V, Haugan R, Kauserud H, Timdal E. 2012. Species delimitation and conservation status of the threatened lichen Fuscopannaria confusa. Lichenologist, 44, 565-575. pdf

Epp L, Boessenkool S, Bellemain E, ...., Kauserud H, ...., et al. 2012. New environmental metabarcodes for analysing soil DNA: potential for studying past and present ecosystems. Molecular Ecology, 21: 1821-1833. pdf.

Vik U, Carlsen T, Bronken Eidesen P, Brysting A, Kauserud H. Microsatellite markers for Bistorta vivipara (Polygonaceae). American Journal of Botany, accepted.

Kauserud H, Kumar S, Brysting A, Nordén J, Carlsen T. 2012. High consistency between replicate 454 pyrosequencing analyses of ectomycorrhizal plant root samples. Mycorrhiza, 22, 309-315. pdf

Blaalid R, Carlsen T, Kumar S, Halvorsen R, Ugland KI, Fontana G, Kauserud H. 2012. Changes in the root associated fungal communities along a primary succession gradient analyzed by 454 pyrosequencing. Molecular Ecology, 21: 1897-1908. pdf

Skrede I, Engh IB, Binder M, Carlsen T, Kauserud H, Bendiksby M. 2011. Evolutionary history of Serpulaceae (Basidiomycota): molecular phylogeny, historical biogeography and evidence for a single transition of nutritional mode. BMC Evolutionary Biology, 11: 230. online available

Eastwood DC, ..., Kauserud H, ..., et al. 2011. The plant cell wall decomposing machinery underlies the functional diversity of forest fungi. Science 333, 762. pdf

Büntgen U, Kauserud H, Egli S. 2011. Linking climate variability to mushroom productivity and phenology. Frontiers in Ecology and the Environment, online available. pdf

Kumar S, Carlsen T, Mevik B-H, Enger P, Blaalid R, Shalchian-Tabrizi K, Kauserud H. 2011. CLOTU: An online pipeline for processing and clustering of 454 amplicon reads into OTUs followed by taxonomic annotation. BMC Bioinformatics, 12, 182. pdf, a,, acc pdf pdf

Nilsson RH, Tedersoo L, Lindahl BD, Kjøller R, Carlsen T, Quince C, Abarenkov K, Pennanen T, Stenlid J, Bruns T, Larsson K-H, Kõljalg U, Kauserud H. 2011. Towards standardization of the description and publication of next-generation sequencing datasets of fungal communities. New Phytologist, 191, 314-318. pdf

Kauserud H, Heegaard E, Halvorsen R, Boddy L, Høiland K, Stenseth NC. 2011. Mushroom’s spore size and time of fruiting are strongly related – is moisture important? Biology Letters, 7, 273-276. pdf

Carlsen T, Bjorvand Engh I, Decock C, Rajchenberg M, Kauserud H. 2011. Multiple cryptic species with divergent substrate affinities in the Serpula himantioides species complex. Fungal Biology, 115, 54-61. pdf

Markussen Bjorbaekmo MF, Carlsen T, Brysting A, Vralstad T, Hoiland K, Ugland KI, Geml J, Schumacher T, Kauserud H. 2010. High diversity of root associated fungi in both alpine and arctic Dryas octopetala. BMC Plant Biology 2010, 10:244. pdf

Bjorvand Engh I, Skrede I, Sætre G-P, Kauserud H. 2010. High variability in a mating type linked region in the dry rot fungus Serpula lacrymans caused by frequency-dependent selection? BMC Genetics 11:64. pdf

Bellemain E, Carlsen T, Brochmann C, Coissac E, Taberlet P, Kauserud H. 2010. ITS as DNA barcode for fungi: an in silico approach reveals potential PCR biases. BMC Microbiology 10:189. pdf 
Reviewed in F1000

Vik U, Jørgensen MH, Kauserud H, Nordal I, Brysting AK. 2010. Microsatellite markers show decreasing diversity but unchanged level of clonality in Dryas octopetala (Rosaceae) with increasing latitude. American Journal of Botany, 97, 1–10. pdf

Bjorvand Engh I, Carlsen T, Sætre G-P, Högberg N, Doi S, Kauserud H. 2010. Two invasive populations of the dry rot fungus Serpula lacrymans show divergent population genetic structures. Molecular Ecology, 4, 706-715. pdf

Kauserud H, Heegaard E, Semenov MA, Boddy L, Halvorsen R, Stige LC, Sparks TH, Gange AC, Stenseth NC. 2010. Climate change and spring-fruiting fungi. Proceedings of the Royal Society, B. 277, 1169-1177. pdf

Davey ML, Nybakken L, Kauserud H, Ohlson M. 2009. Fungal biomass in the phyllosphere of bryophytes and vascular plants. Mycological Research 113: 1254-1260. pdf

Kauserud H, Mathiesen C, Ohlson M. 2008. High diversity of fungi associated with living parts of boreal forest bryophytes. Botany, 86, 1326-1333. pdf

Wollan AK, Bakkestuen V, Kauserud H, Gulden G, Halvorsen R. 2008. Modelling and predicting fungal distribution patterns using herbarium data. Journal of Biogeography, 35, 2298–2310. pdf

Kauserud H, Stige LC, Vik JO, Økland RH, Høiland K, Stenseth NC. 2008. Mushroom fruiting and climate change. Proceedings of the National Academy of Sciences USA, 105, 3811-3814. pdf

Kauserud H, Colman JE, Ryvarden L. 2008. Relationship between basidiospore size, shape and life history characteristics: A comparison of polypores. Fungal Ecology, 1, 19-23. pdf

Kauserud H, Shalchian-Tabrizi K, Decock C. 2007. Multi-locus sequencing reveals multiple geographically structured lineages of Coniophora arida and C. olivacea (Boletales) in North America. Mycologia, 99, 705-713. pdf

Kauserud H, Svegården IB, Sætre G-P, Knudsen H, Stensrud Ø, Schmidt O, Doi S, Sugiyama T, Högberg N. 2007. Asian origin and rapid global spread of the destructive dry rot fungus Serpula lacrymans. Molecular Ecology, 16, 3350-3360. pdf

Kauserud H, Hofton TH, Sætre G-P. 2007. Pronounced ecological separation between two closely related lineages of the polyporous fungus Gloeoporus taxicola. Mycological Research, 111, 778-786. pdf

Stensrud Ø, Schumacher T, Shalchian-Tabrizi K, Svegården IB, Kauserud H. 2007. Accelerated nrDNA evolution and profound AT bias in the medicinal fungus Cordyceps sinensis. Mycological Research, 111, 409-415. pdf

Kauserud H, Svegården IB, Decock C, Hallenberg N. 2007. Hybridization among cryptic species of the cellar fungus Coniophora puteana (Basidiomycota). Molecular Ecology, 16, 389-399. pdf

Shalchian-Tabrizi K, Kauserud H, Massana R, Klaveness D, Jakosen K. 2007. Analysis of environmental 18S ribosomal RNA sequences reveals unknown diversity of the cosmopolitan phylum Telonemia. Protist, 158, 173-180.

Kauserud H, Sætre G-P, Schmidt O, Decock C, Schumacher T. 2006. Genetics of self/nonself recognition in Serpula lacrymans. Fungal Genetics and Biology, 43, 503-510. pdf

Högberg N, Svegården IB, Kauserud H. 2006. Isolation and characterization of fifteen polymorphic microsatellite markers for the devastating dry rot fungus Serpula lacrymans. Molecular Ecology Notes (doi: 10.1111/j.1471-8286.2006.01416.x)

Kauserud H, Stensrud Ø, DeCock C, Shalchian-Tabrizi K & Schumacher T. 2006. Multiple gene genealogies and AFLPs suggest cryptic speciation and long-distance dispersal in the basidiomycete Serpula himantioides. Molecular Ecology, 15, 421-431. pdf

Kauserud H, Lie M, Stensrud Ø, Ohlson M. 2005. Molecular characterisation of airborne fungal spores in boreal forests of contrasting human disturbance. Mycologia, 97, 1215-1224. pdf

Gulden G, Stensrud Ø, Shalchian-Tabrizi K and Kauserud H. 2005. Galerina Earle: A polyphyletic genus in the consortium of dark-spored agarics. Mycologia, 97:823-837. pdf

Kauserud H, Högberg N, Knudsen H, Elborne SA, Schumacher T. 2004. Molecular phylogenetics suggest a North American link between the anthropogenic dry rot fungus Serpula lacrymans and its wild relative S. himantioides. Molecular Ecology, 13:3137-3146. pdf

Kauserud H, Schmidt O, Elfstrand M, Högberg N. 2004. Extremely low AFLP variation in the European dry rot fungus (Serpula lacrymans): implications for self/nonself-recognition. Mycological Research, 108: 1264-1270. pdf

Kauserud H. 2004. Widespread vegetative compatibility groups in the dry rot fungus Serpula lacrymans. Mycologia 96, 232-239. pdf

Stokland J, Kauserud H. 2004. Phellinus nigrolimitatus - a wood decomposing fungus highly influenced by forestry. Forest Ecology and Management. 187, 333-343. pdf

Kauserud H, Schumacher T. 2003. Ribosomal DNA variation, recombination and inheritance in the basidiomycete Trichaptum abietinum: implications for reticulate evolution. Heredity 91:163-172. pdf

Kauserud H, Schumacher T. 2003. Regional and local population structure of the pioneer wood-decay fungus Trichaptum abietinum. Mycologia 95(3):416-425. pdf

Kauserud H, Schumacher T. 2003. Genetic structure of Fennoscandian populations of the threatened wood-decay fungus Fomitopsis rosea (Basidiomycota). Mycological Research 107:155-163. pdf

Kauserud H, Schumacher T. 2002. Population structure of the endangered wood decay fungus Phellinus nigrolimitatus (Basidiomycota). Canadian Journal of Botany 80:597-606. pdf

Kauserud H, Schumacher T. 2001. Outcrossing or inbreeding - DNA markers provide evidence for type of reproductive mode in Phellinus nigrolimitatus (Basidiomycota). Mycological Research 105:676-683. pdf


Viper and earth tongues. Photo by Egil Bendiksen, NINA.

Popular science & Other

Kauserud H. 2012. Herbariedata – en skattekiste for mykologisk forskning. Agarica. 31, 59-65. pdf

Kauserud H. 2012. Kryptiske sopper - hva er det?  Sopp og Nyttevekster. 3, 34-35. pdf

Kauserud H. 2012. ”Gammelrotsopp” (Archaeorhizomycetes) – en nybeskrevet stor soppgruppe. Sopp og Nyttevekster. 2, 36-37. pdf

Kauserud H. 2012. Kan vi forvente bedre soppsesonger i Norge med endret klima? Sopp og Nyttevekster. 1, 34-35. pdf

Høiland K, Kauserud H. 2012. Cryptomycota – en ny stor soppgruppe?Sopp og Nyttevekster. 1, 22-23. pdf

Kauserud H. 2012. Fyrverkerisekvensering av sopp Sopp og Nyttevekster. 1, 30-31. pdf

Soppsesongen forskjøvet med 46 dager. Apollon. pdf

Kauserud H. 2010. Soppsesongen forskjøvet på grunn av klima-endringer. Biolog, 1, 30-31. pdf

Kauserud H, Engh IB. 2010. Ekte hussopp - opprinnelse og evolusjon. Biolog, 1, 59-62. pdf



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Published Nov. 3, 2010 3:29 PM - Last modified June 16, 2017 10:52 AM

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