Browsing Naturhistorisk museum by Title
Now showing items 214-233 of 433
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(Research report / Forskningsrapport, 2020)Denne rapporten beskriver kortfattet hvordan to naturtypekart ved Finse ble lagd. Resultatene er lagt fram i form av kart og tabeller, samt tekst som beskriver naturtypenes økologi. Arealdekkende naturtypekart etter NiN ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)Humeri of Pessopteryx nisseri and vertebrae referred to Cymbospondylus sp. are described from the Lower Saurian niveau at Marmierfjellet, Spitsbergen. This is the most well-preserved Cymbospondylus material described from ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)1. Distinguishing correlative and causal connections among time series is an important challenge in evolutionary biology, ecology, macroevolution and palaeobiology. 2. Here, we present layeranalyzer, an r package that ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)A molecular phylogenetic analysis based on the DNA barcode marker (nrITS) of 12 specimens of Lecidea leucothallina revealed three monophyletic clades, two apotheciate and one sorediate. The sorediate clade is described as ...
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(Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)The new species Lecidella varangricaHaugan & Tønsberg is described from the northern shores of the Varanger Peninsula, Finnmark, Norway. It probably belongs to the saxicolous L. asemagroup by having ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 1998)The remarkable leafhopper Ledra aurita (Linnaeus, 1758) has been rediscovered in Norway. Three specimens were captured at light at Ø, Hvaler: Asmaløy (EIS 12) in July-Aug. 1995. An unpublished record from AK, Frogn: Drøbak ...
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Linking geology and microbiology: Inactive pockmarks affect sediment microbial community structure (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)Pockmarks are geological features that are found on the bottom of lakes and oceans all over the globe. Some are active, seeping oil or methane, while others are inactive. Active pockmarks are well studied since they harbor ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)Long-distance dispersal (LDD) processes influence the founder effect on islands.We use genetic data for 25 Atlantic species and similarities among regional floras to analyse colonization, and test whether the genetic founder ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)Long-term data from marked animals provide a wealth of opportunities for studies with high relevance to both basic ecological understanding and successful management in a changing world. The key strength of such data is ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)The long history of human land use have had a strong influence on ecosystems and landscapes in the boreal forest region of Northern Europe and created semi-natural habitats of high conservation value. In this study, we ...
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(Doctoral thesis / Doktoravhandling, 2020)All organisms need to fight pathogens to avoid infectious diseases. In vertebrates, two classes of polymorphic genes from the major histocompatibility complex (MHC) are crucial for triggering immune responses against ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)A range of published arguments against formalizing the Anthropocene as a geological time unit have variously suggested that it is a misleading term of non-stratigraphic origin and usage, is based on insignificant temporal ...
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(Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)A new arrojadite-group mineral manganoarrojadite-(KNa), ideally KNa5MnFe13Al(PO4)11(PO3OH)(OH)2, was found in a phosphate-bearing granite pegmatite at the Palermo No. 1 mine, New Hampshire, USA. It forms anhedral grains ...
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(Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)Members of the class Mamiellophyceae comprise species that can dominate picophytoplankton diversity in polar waters. Yet, polar species are often morphologically indistinguishable from temperate species, although clearly ...
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(Doctoral thesis / Doktoravhandling, 2021)Landscapes and ecosystems all over the world are changing at an increasingly rapid rate. Systematically structured knowledge about nature’s diversity is a prerequisite for knowledge-based spatial planning and nature ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)Data from large sampling programmes for the mapping of marine invertebrates in the Oslofjord, Norway, and the Skagerrak, spanning more than six decades, are compiled and digitized to provide easy access in modern data ...
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(Journal article / Tidsskriftartikkel / SubmittedVersion, 2018)Many interstitial species were first described as widely distributed, often cosmopolitan or amphi-oceanic, contrasting with descriptions of a sedentary life style and the general absence of pelagic dispersal stages. These ...
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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)The increasing availability of 3D-imaging technology provides new opportunities for measuring morphology. Photogrammetry enables easy 3D-data acquisition compared to conventional methods and here we assess its accuracy for ...
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(Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)Sperm swimming performance, including swimming speed and the proportion of motile cells, may strongly affect fertilization success. However, little is known about how methodological factors affect in vitro measurement of ...
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(Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)Most people in the Swat valley of northwest Pakistan practice subsistence farming, supplementing their income by collecting and selling wild harvested plants for use in herbal medicine. Previous work showed that the ...