• A miniature world in decline: European Red List of Mosses, Liverworts and Hornworts 

      Hodgetts, Nick; Cálix, Marta; Englefield, Eve; Fettes, N; García Criado, M.; Patin, L; Nieto, Ana; Bergamini, Ariel; Bisang, Irene; Baisheva, Elvira; Campisi, Patrizio; Cogoni, A; Hallingbäck, Tomas; Konstantinova, Nadya A.; Lochhart, Niel; Sabovljevic, Marko; Schnyder, Norbert; Schröck, Christian; Sérgio, Cecília; Sim-Sim, M; Vrba, Jaroslav; Ferreira, C; Afonina, Olga M.; Blockeel, T.L.; Blom, Hans H.; Caspari, Steffen; Gabriel, Rosalina; Garcia, Cesar; Garilleti, R; González Mancebo, J; Goldberg, I.; Hedenäs, Lars; Holyoak, DT; Hugonnot, Vincent; Huttunen, Sanna; Ignatov, MS; Ignatova, E.A.; Infante, Marta; Juutinen, Riikka; Kiebacher, T; Köckinger, Heribert; Kucera, Jan; Lönnell, Niklas; Lüth, Michael; Martins, A.; Maslovsky, Oleg; Papp, Beata; Porley, Ron; Rothero, Gordon; Söderström, Lars; Ştefǎnuţ, Sorin; Syrjänen, Kimmo; Untereiner, A; Vána, Jíri; Vanderpoorten, Alain; Vellak, Kai; Aleffi, M; Bates, J. W.; Bell, N; Brugués, Montserrat; Cronberg, Nils; Denyer, J.; Duckett, J.G.; During, Heinjo; Enroth, Johannes; Fedosov, V.E.; Flatberg, Kjell Ivar; Ganeva, Anna; Gorski, Piotr; Gunnarsson, Urban; Hassel, Kristian; Hespanhol, Helena; Hill, M. O.; Hodd, Rory; Hylander, Kristoffer; Ingerpuu, Nele; Laaka-Lindberg, Sanna; Lara, F; Mazimpaka, V; Mežaka, Anna; Müller, F.; Orgaz, JD; Patiño, J; Pilkington, S; Puche, Felisa; Ros, RM; Rumsey, Fred; Segarra-Moragues, JG; Séneca, Ana; Stebel, A; Virtanen, Risto; Weibull, Henrik; Wilbraham, J; Zarnowiec, J (Book, 2019)
      This publication has been prepared by IUCN (International Union for Conservation of Nature) as a deliverable of the LIFE European Red Lists project (LIFE14 PRE BE 001). A miniature world in decline: The European Red List ...
    • Alien plants, animals, fungi and algae in Norway: an inventory of neobiota 

      Sandvik, Hanno; Dolmen, Dag; Elven, Reidar; Falkenhaug, Tone; Forsgren, Elisabet; Hansen, Haakon; Hassel, Kristian; Husa, Vivian; Kjærstad, Gaute; Ødegaard, Frode; Pedersen, Hans Christian; Solheim, Halvor; Stokke, Bård Gunnar; Åsen, Per Arvid; Åström, Sandra Charlotte Helene; Brandrud, Tor Erik; Elven, Hallvard; Endrestøl, Anders; Finstad, Anders Gravbrøt; Fredriksen, Stein; Gammelmo, Øivind; Gjershaug, Jan Ove; Gulliksen, Bjørn; Hamnes, Inger Sofie; Hatteland, Bjørn Arild; Hegre, Hanne; Hesthagen, Trygve H.; Jelmert, Anders; Jensen, Thomas Correll; Johnsen, Stein Ivar; Karlsbakk, Egil; Magnusson, Christer; Nedreaas, Kjell Harald; Nordén, Björn; Oug, Eivind; Pedersen, Oddvar; Pedersen, Per Anker; Sjøtun, Kjersti; Skei, Jon Kristian; Solstad, Heidi; Sundheim, Leif; Swenson, Jon; Syvertsen, Per Ole; Talgø, Venche; Vandvik, Vigdis; Westergaard, Kristine Bakke; Wienerroither, Rupert; Ytrehus, Bjørnar; Hilmo, Olga; Henriksen, Snorre; Gederaas, Lisbeth (Journal article; Peer reviewed, 2019)
      We present the results of an inventory and status assessment of alien species in Norway. The inventory covered all known multicellular neobiota, 2496 in total, 1039 of which were classified as naturalised. The latter ...
    • Alien species in Norway: results from quantitative ecological impact assessments 

      Sandvik, Hanno; Hilmo, Olga; Henriksen, Snorre; Elven, Reidar; Åsen, Per Arvid; Hegre, Hanne; Pedersen, Oddvar; Pedersen, Per Anker; Solstad, Heidi; Vandvik, Vigdis; Westergaard, Kristine Bakke; Ødegaard, Frode; Åström, Sandra Charlotte Helene; Elven, Hallvard; Endrestøl, Anders; Gammelmo, Øivind; Hatteland, Bjørn Arild; Solheim, Halvor; Nordén, Björn; Sundheim, Leif; Talgø, Venche; Falkenhaug, Tone; Gulliksen, Bjørn; Jelmert, Anders; Oug, Eivind; Sundet, Jan Henry; Forsgren, Elisabet; Finstad, Anders Gravbrøt; Hesthagen, Trygve H.; Nedreaas, Kjell Harald; Wienerroither, Rupert; Husa, Vivian; Fredriksen, Stein; Sjøtun, Kjersti; Steen, Henning; Hansen, Haakon; Hamnes, Inger Sofie; Karlsbakk, Egil; Magnusson, Christer; Ytrehus, Bjørnar; Pedersen, Hans Christian; Swenson, Jon; Syvertsen, Per Ole; Stokke, Bård Gunnar; Gjershaug, Jan Ove; Dolmen, Dag; Kjærstad, Gaute; Johnsen, Stein Ivar; Jensen, Thomas Correll; Hassel, Kristian; Gederaas, Lisbeth (Journal article, 2020)
      1. Due to globalisation, trade and transport, the spread of alien species is increasing dramatically. Some alien species become ecologically harmful by threatening native biota. This can lead to irreversible changes in ...
    • Biodiversitet i plantefelt med gran (Picea abies) og i plantefelt med sitkagran (P. sitchensis). En sammenlignende studie. 

      Hilmo, Olga; Hassel, Kristian; Holien, Håkon; Evju, Marianne; Nygård, Malene Østreng (NINA Rapport;1031, Research report, 2014)
      Kunnskapen om biodiversitet i plantefelt av introduserte bartre er generelt mangelfull. Hovedmålet med dette prosjektet har vært å få større kunnskap om hvilken betydning plantefelt med sitkagran (Picea sitchensis) kan ha ...
    • Biologisk kartlegging av fossesprutsoner i kommunene Leksvik, Verdal og Verran i Nord-Trøndelag 

      Hassel, Kristian; Holien, Håkon (NTNU Vitenskapsmuseet Rapport Botanisk Serie, 0802-2992; 2006:1, Research report, 2006)
    • Botaniske verdier langs sidebekker til Gråelva, Stjørdal. Konsekvenser av rassikringtiltak 

      Øien, Dag-Inge; Hassel, Kristian (Norges teknisk-naturvitenskapelige universitet, Vitenskapsmuseet, Botanisk notat, 0804-0079; 2005:9, Research report, 2005)
    • Can mowing restore boreal rich-fen vegetation in the face of climate change? 

      Ross, Louise C.; Speed, James David Mervyn; Øien, Dag-Inge; Grygoruk, Mateusz; Hassel, Kristian; Lyngstad, Anders; Moen, Asbjørn (Journal article; Peer reviewed, 2019)
      Low-frequency mowing has been proposed to be an effective strategy for the restoration and management of boreal fens after abandonment of traditional haymaking. This study investigates how mowing affects long-term vegetation ...
    • Contrasting spatial, temporal and environmental patterns in observation and specimen based species occurrence data 

      Speed, James David Mervyn; Bendiksby, Mika; Finstad, Anders Gravbrøt; Hassel, Kristian; Kolstad, Anders Lorentzen; Prestø, Tommy (Journal article; Peer reviewed, 2018)
      Species occurrence data records the location and time of an encounter with a species, and is valuable for many aspects of ecological and evolutionary analyses. A key distinction within species occurrence data is between ...
    • Contrasting spatial, temporal and environmental patterns in observation and specimen based species occurrence data 

      Speed, James David Mervyn; Bendiksby, Mika; Finstad, Anders Gravbrøt; Hassel, Kristian; Kolstad, Anders Lorentzen; Prestø, Tommy (Journal article; Peer reviewed, 2018)
      Species occurrence data records the location and time of an encounter with a species, and is valuable for many aspects of ecological and evolutionary analyses. A key distinction within species occurrence data is between ...
    • Etablering av overvåkingsfelter for markvegetasjon i Endalen, Svalbard 2009 

      Aarrestad, Per Arild; Bakkestuen, Vegar; Hassel, Kristian; Stabbetorp, Odd Egil; Wilmann, Bodil Helene (NINA rapport;579, Research report, 2010)
      Markvegetasjonen på Svalbard forventes å bli påvirket av klimaendringer, samtidig som tilførsel av miljøgifter, sur nedbør og langtransportert nitrogen kan øke som et resultat av økt nedbør og økt avsmelting av snø og is. ...
    • Future directions and priorities for Arctic bryophyte research. 

      Lewis, Lily R.; Ickert-Bond, Stefanie M.; Biersma, Elisabeth M.; Convey, Peter; Goffinet, Bernard; Hassel, Kristian; Kruijer, Hans J.D.; La Farge, Catherine; Metzgar, Jordan; Stech, Michael; Villarreal, Juan Carlos; McDaniel, Stuart F. (Journal article; Peer reviewed, 2017)
      The development of evidence-based international strategies for the conservation and management of Arctic ecosystems in the face of climate change is hindered by critical knowledge gaps in Arctic floristic diversity and ...
    • Genetic analysis of four Île Amsterdam sphagna: high morphological divergence within Sphagnum subgenus Subsecunda 

      Karlin, Eric F.; Robinson, Sean C; Hassel, Kristian; Flatberg, Kjell Ivar (Journal article, 2018)
      This study uses microsatellites (SSRs) and nucleotide sequences to explore unresolved questions associated with four of the six Sphagnum species reported for Île Amsterdam: Sphagnum cavernulosum of unknown subgenus, S. ...
    • Genetic divergence and speciation in northern peatmosses (Sphagnum) 

      Yousefi, Narjes (Doctoral theses at NTNU;2017:364, Doctoral thesis, 2017)
    • Glacial refugia and post-glacial colonization patterns in European bryophytes 

      Kyrkjeeide, Magni Olsen; Stenøien, Hans K.; Flatberg, Kjell Ivar; Hassel, Kristian (Journal article; Peer reviewed, 2014)
      Most species are assumed to have survived south or east of the ice sheet covering northern Europe during the last glacial maximum. Molecular and macrofossil evidence suggests, however, that some species may have survived ...
    • Highly overlapping winter diet in two sympatric lemming species revealed by DNA metabarcoding 

      Soininen, Eeva M; Gauthier, Gilles; Bilodeau, Frederic; Berteaux, Dominique; Gielly, Ludovic; Taberlet, Pierre; Gussarova, Galina; Bellemain, Eva; Hassel, Kristian; Stenøien, Hans K.; Epp, Laura; Schrøder-Nielsen, Audun; Brochmann, Christian; Yoccoz, Nigel Gilles (Journal article; Peer reviewed, 2015)
      Sympatric species are expected to minimize competition by partitioning resources, especially when these are limited. Herbivores inhabiting the High Arctic in winter are a prime example of a situation where food availability ...
    • How does microclimate affect the growth of the rare liverwort Scapania nimbosa? 

      Wangen, Kristin; Speed, James David Mervyn; Hassel, Kristian (Journal article; Peer reviewed, 2017)
      Vegetative growth of bryophytes is dependent on water and will stop as soon as the plants dry out. The growth rate depends on the quality of the micro-habitat. Clonal growth and dispersal of plant fragments are important ...
    • Hva er effekten av småkraftverkutbygging på moser som vokser på liggende dødved? Et populasjonsstudie av fakkeltvebladmose Scapania apiculata 

      Hassel, Kristian (Journal article; Peer reviewed, 2018)
      The liverwort Scapania apiculata (VU) is a redlisted species in Norway, and one of the species that is evaluated as threatened due to transformation of its habitat by constructions of small-scale hydroelectric power plants. ...
    • Hyper-oceanic liverwort species of conservation concern: Evidence for dispersal limitation and identification of suitable uncolonised regions 

      Wangen, Kristin; Speed, James David Mervyn; Hassel, Kristian (Journal article; Peer reviewed, 2016)
      In order to successfully manage and conserve species and plant communities, it is important to have a good understanding of their ecology and distributions. The three liverwort species Anastrophyllum donnianum, Scapania ...
    • Impact of climate change on alpine vegetation of mountain summits in Norway 

      Vanneste, Thomas; Michelsen, Ottar; Graae, Bente Jessen; Kyrkjeeide, Magni Olsen; Holien, Håkon; Hassel, Kristian; Lindmo, Sigrid; Kapás, Rozália Erzsebet; De Frenne, Pieter (Journal article; Peer reviewed, 2017)
      Climate change is affecting the composition and functioning of ecosystems across the globe. Mountain ecosystems are particularly sensitive to climate warming since their biota is generally limited by low temperatures. ...