Browsing Naturhistorisk museum by Title

Now showing items 1-20 of 413

  • 20th century Betula pubescens subsp. czerepanovii tree- and forest lines in Norway 
    Bryn, Anders; Potthoff, Kerstin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    Background: Georeferenced tree- and forest line data has a wide range of applications and are increasingly used for e.g. monitoring of climate change impacts and range shift modelling. As part of a research project, ...
  • A comparative study of macroinvertebrate biodiversity in highway stormwater ponds and natural ponds 
    Meland, Sondre; Sun, Zhenhua; Sokolova, Ekaterina; Rauch, Sébastien; Brittain, John E. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The use of stormwater ponds along the highways is shown to be an effective alternative to conventional systems, which are usually sewers. These ponds have the potential to combine their primary function of pollution and ...
  • A consistent species richness–climate relationship for oaks across the Northern Hemisphere 
    Xu, Xiaoting; Dimitrov, Dimitar; Shrestha, Nawal; Rahbek, Carsten; Wang, Zhiheng (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Aim: Although the effects of climate on species richness are known, regional pro‐ cesses may lead to different species richness–climate relationships across continents resulting in species richness anomalies, especially ...
  • A genome-skimmed phylogeny of a widespread bryozoan family, Adeonidae 
    Orr, Russell J S; Haugen, Marianne N; Berning, Björn; Bock, Philip; Cumming, Robyn L; Florence, Wayne K; Hirose, Masato; Di Martino, Emanuela; Ramsfjell, Mali H; Sannum, Maja M; Smith, Abigail M; Vieira, Leandro M; Waeschenbach, Andrea; Liow, Lee Hsiang (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Background Understanding the phylogenetic relationships among species is one of the main goals of systematic biology. Simultaneously, credible phylogenetic hypotheses are often the first requirement for ...
  • A new age model for the Ordovician (Sandbian) K-bentonites in Oslo, Norway 
    Ballo, Eirik Magnus Gottschalk; Augland, Lars Eivind; Hammer, Øyvind; Svensen, Henrik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    During the Late Ordovician, large explosive volcanic eruptions deposited worldwide K-bentonites, including the Millbrig and Deicke K-bentonites in North America and the Kinnekulle K-bentonite in Scandinavia. We have studied ...
  • A new high-resolution stratigraphic and palaeoenvironmental record spanning the End-Permian Mass Extinction and its aftermath in central Spitsbergen, Svalbard 
    Zuchuat, Valentin; Sleveland, Arve; Twitchett, Richard; Svensen, Henrik; Turner, Holly E; Augland, Lars Eivind; Jones, Morgan Thomas; Hammer, Øyvind; Hauksson, Bjarki; Haflidason, Haflidi; Midtkandal, Ivar; Planke, Sverre (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Research on the Permian-Triassic boundary (PTB) along the northern margins of Pangaea (exposed today in the Arctic region) has been heavily reliant on field observations, where data resolution was consequently determined ...
  • A new plesiosaurian from the Jurassic–Cretaceous transitional interval of the Slottsmøya Member (Volgian), with insights into the cranial anatomy of cryptoclidids using computed tomography 
    Roberts, Aubrey Jane; Druckenmiller, Patrick; Cordonnier, Benoit; Delsett, Lene Liebe; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Cryptoclidids are a major clade of plesiosauromorph plesiosaurians best known from the Middle—Late Jurassic, but little is known regarding their turnover into the Early Cretaceous. Of the known cryptoclidid genera, most ...
  • A new specimen of Palvennia hoybergeti: implications for cranial and pectoral girdle anatomy in ophthalmosaurid ichthyosaurs 
    Delsett, Lene Liebe; Druckenmiller, Patrick Scott; Roberts, Aubrey Jane; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    The Late Jurassic Slottsmøya Member Lagerstätte on Spitsbergen preserves a diverse array of marine reptiles, including four named taxa of ophthalmosaurid ichthyosaurs. One of these, Palvennia hoybergeti, is based on the ...
  • A Phalarodon fraasi (Ichthyosauria: Mixosauridae) from the Middle Triassic of Svalbard 
    Økland, Inghild Halvorsen; Delsett, Lene Liebe; Roberts, Aubrey Jane; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    A new specimen of Phalarodon from the Middle Triassic Botneheia Formation on Svalbard, although not complete, is well preserved with both cranial and postcranial elements. Uncompressed preservation of the rostrum reveals ...
  • A regional approach to Nordic crop wild relative in situ conservation planning 
    Fitzgerald, Heli; Palmé, Anna; Asdal, Åsmund; Endresen, Dag Terje Filip; Kiviharju, Elina; Lund, Birgitte; Rasmussen, Morten; Thorbjörnsson, Hjörtur; Weibull, Jens (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Crop wild relatives (CWR) can provide one solution to future challenges on food security, sustainable agriculture and adaptation to climate change. Diversity found in CWR can be essential for adapting crops to these new ...
  • A regional study of the genus Phyllopsora (Ramalinaceae) in Asia and Melanesia 
    Kistenich, Sonja Daniela; Bendiksby, Mika; Vairappan, Charles S.; Weerakoon, Gothamie; Wijesundara, Siril; Wolseley, Patricia; Timdal, Einar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Phyllopsora is a crustose to squamulose lichen genus inhabiting the bark of trees in moist tropical forests and rainforests. Species identification is generally challenging and is mainly based on ascospore morphology, ...
  • A remarkable extension of range, the fungivorous moth Dryadaula heindeli Gaedike & Scholz, 1998 (Lepidoptera, Dryadaulidae) recorded in Norway 
    Gustad, Jørn R.; Aarvik, Leif (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    A male specimen of Dryadaula heindeli Gaedike & Scholz, 1998 (Lepidoptera, Dryadaulidae) was found in western Norway in Møre og Romsdal at Averøy: Rokset in August 2017. The circumstances of the record, the species’ biology ...
  • A Review of Authenticity and Authentication of Commercial Ginseng Herbal Medicines and Food Supplements 
    Ichim, Mihael Cristi; de Boer, Hugo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Ginseng traditional medicines and food supplements are the globally top selling herbal products. Panax ginseng , Panax quinquefolius and Panax notoginseng are the main commercial ginseng species in herbal medicine. Prices ...
  • A single ectomycorrhizal plant root system includes a diverse and spatially structured fungal community 
    Thoen, Ella; Aas, Anders Bjørnsgard; Vik, Unni; Brysting, Anne Krag; Skrede, Inger; Carlsen, Tor; Kauserud, Håvard (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)
    Although only a relatively small proportion of plant species form ectomycorrhizae with fungi, it is crucial for growth and survival for a number of widespread woody plant species. Few studies have attempted to investigate ...
  • A tiny, long-legged raptor from the early Oligocene of Poland may be the earliest bird-eating diurnal bird of prey 
    Mayr, Gerald; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Abstract We report a small hawk-like diurnal bird from the early Oligocene (30–31 million years ago) of Poland. Aviraptor longicrus , n. gen. et sp. is of a size comparable with the smallest extant Accipitridae. The new ...
  • Advancing restoration ecology: A new approach to predict time to recovery 
    Rydgren, Knut; Halvorsen, Rune; Töpper, Joachim Paul; Auestad, Inger; Hamre, Liv Norunn; Jongejans, Eelke; Sulavik, Jan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    1. Species composition is a vital attribute of any ecosystem. Accordingly, ecological restoration often has the original, or “natural,” species composition as its target. However, we still lack adequate methods for predicting ...
  • Afro-alpine flagships revisited: Parallel adaptation, intermountain admixture and shallow genetic structuring in the giant senecios (Dendrosenecio) 
    Tusiime, Felly Mugizi; Seid, Abel Gizaw; Gusarova, Galina; Nemomissa, Sileshi; Popp, Magnus; Masao, Catherine Aloyce; Wondimu, Tigist; Mirré, Virginia; Muwanika, Vincent; Eilu, Gerald; Brochmann, Christian (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Distantly related lineages of the enigmatic giant rosette plants of tropical alpine environments provide classical examples of convergent adaptation. For the giant senecios (Dendrosenecio), the endemic landmarks of the ...
  • 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 / Tidsskriftartikkel / AcceptedVersion; 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 / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 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 ...
  • The amazon ant Polyergus rufescens (Latreille, 1798) (Hymenoptera, Formicidae) in Norway 
    Mehl, Reidar; Hansen, Lars Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    The amazon ant Polyergus rufescens (Latreille, 1798) is recorded in Norway. Two cohorts were observed at Skåtøy, Kragerø municipality (TEY, EIS 11), 9 July 1995, raiding pupae of Formica fusca Linnaeus, 1758, which is one ...