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Showing 52101 to 52150 of 59105 works
Assessment of species gaps in DNA barcode libraries of non-indigenous species (NIS) occurring in European coastal regio…
DNA metabarcoding has the capacity to bolster current biodiversity assessment techniques, including the early detection and monitoring of non-indigenous species (NIS). However, th…
Buchbesprechung: Braunkohle an der Oder – Die Geschichte des märkischen Braunkohlentagebaues in der Region Frankfurt (O…
[...] Die Rezension befasst sich mit dem Werk von K.-D. Zimmermann, das die fast vergessene Geschichte des Braunkohlentagebaus in der Region Frankfurt (Oder) detailliert dokumenti…
Can metabarcoding resolve intraspecific genetic diversity changes to environmental stressors? A test case using river m…
Genetic diversity is the most basal level of biodiversity and determines the evolutionary capacity of species to adapt to changing environments, yet it is typically neglected in r…
BOLDigger – a Python package to identify and organise sequences with the Barcode of Life Data systems
DNA metabarcoding workflows produce hundreds to ten-thousands of Operational Taxonomic Units (OTUs) or Exact Sequence Variants (ESVs) per analysis. In most workflows, a taxonomic …
Estimation of the relative abundance of species in artificial mixtures of insects using low-coverage shotgun metagenomi…
Amplicon metabarcoding is an established technique to analyse the taxonomic composition of communities of organisms using high-throughput DNA sequencing, but there are doubts abou…
Adapting the (fast-moving) world of molecular ecology to the (slow-moving) world of environmental regulation: lessons f…
Development of effective metabarcoding-based tools for ecological assessment requires more than just detailed knowledge of ecology and molecular genetics. There is also a need to …
A Triad Photoanode for Visible Light‐Driven Water Oxidation via Immobilization of Molecular Polyoxometalate on Polymeri…
Due to their availability, low cost, nontoxicity, and tunability, polymeric carbon nitrides (CNx) represent one of the most attractive materials classes for the development of ful…
Metabarcoding data allow for reliable biomass estimates in the most abundant animals on earth
Microscopic organisms are the dominant and most diverse organisms on Earth. Nematodes, as part of this microscopic diversity, are by far the most abundant animals and their divers…
Assessing pollution of aquatic environments with diatoms’ DNA metabarcoding: experience and developments from France Wa…
Ecological status assessment of watercourses is based on the calculation of quality indices using pollution sensitivity of targeted biological groups, including diatoms. The deter…
Das Gebiet des Enneri Misky im Tibesti-Gebirge, République du Tchad
Summary: The Enneri Misky in the southern Tibesti foreland was surveyed and a geomorphological map was drawn. Erosional landforms and the tectonic and geological structure of th…
Mumame: a software tool for quantifying gene-specific point-mutations in shotgun metagenomic data
Metagenomics has emerged as a central technique for studying the structure and function of microbial communities. Often the functional analysis is restricted to classification int…
Advancing the use of molecular methods for routine freshwater macroinvertebrate biomonitoring – the need for calibratio…
Over the last decade, steady advancements have been made in the use of DNA-based methods for detection of species in a wide range of ecosystems. This progress has culminated in mo…
Spatial structure of fungal DNA assemblages revealed with eDNA metabarcoding in a forest river network in western Japan
Growing evidence has revealed high diversity and spatial heterogeneity of fungal communities in local habitats of terrestrial ecosystems. Recently, the analysis of environmental D…
Vegetationsentwicklung, Paläoböden, Seespiegelschwankungen: Untersuchungen an eem- und weichselzeitlichen Sedimenten vo…
Die jungpleistozäne Sedimentserie des Aschenhütter Erdfalls (südlicher Harzrand, Niedersachsen) bietet die interessante Möglichkeit, palynologische und geologische Befunde miteina…
Molecular versus morphological data for benthic diatoms biomonitoring in Northern Europe freshwater and consequences fo…
Diatoms are known to be efficient bioindicators for water quality assessment because of their rapid response to environmental pressures and their omnipresence in water bodies. The…
Monitoring riverine fish communities through eDNA metabarcoding: determining optimal sampling strategies along an altit…
Monitoring aquatic biodiversity through DNA extracted from environmental samples (eDNA) combined with high-throughput sequencing, commonly referred to as eDNA metabarcoding, is in…
The Goldilocks Zone in Cooling Demand: What Can We Do Better?
The higher frequency and intensity of sustained heat events have increased the demand for cooling energy across the globe. Current estimates of summer‐time energy demand are prima…
The influence of macroinvertebrate abundance on the assessment of freshwater quality in The Netherlands
The use of molecular tools for the detection and identification of invertebrate species enables the development of more easily standardisable inventories of biological elements fo…
A meta-barcoding census of freshwater planktonic protists in Appalachia – Natural Tunnel State Park, Virginia, USA
The purpose of our study was to survey the freshwater planktonic protists within an inland natural preserve in the Ridge and Valley physiographic province of the Appalachian Regio…
A DNA metabarcoding protocol for hyporheic freshwater meiofauna: Evaluating highly degenerate COI primers and replicati…
The hyporheic zone, i.e. the ecotone between surface water and the groundwater, is a rarely studied freshwater ecosystem. Hyporheic taxa are often meiofaunal (<1 mm) in size and d…
Geowissenschaftliche Mitteilungen - GMIT 88
Die Ausgabe der Geowissenschaftlichen Mitteilungen vom März 2022 enthält die Themenblöcke: GEOfokus: Die marine Seismik der Bundesanstalt für Geowissenschaften und Rohstoffe (BGR)…
BBI: an R package for the computation of Benthic Biotic Indices from composition data
The monitoring of impacts of anthropic activities in marine environments, such as aquaculture, oil-drilling platforms or deep-sea mining, relies on Benthic Biotic Indices (BBI). S…
Mu-DNA: a modular universal DNA extraction method adaptable for a wide range of sample types
Efficient DNA extraction is fundamental to molecular studies. However, commercial kits are expensive when a large number of samples need to be processed. Here we present a simple,…
Ionospheric Corrections for Satellite Altimetry ‐ Impact on Global Mean Sea Level Trends
Atmospheric delay corrections for satellite altimetry measurements are essential for deriving highly accurate sea surface heights and reliable global mean sea level (GMSL) trend e…
Quantitative monitoring of multispecies fish environmental DNA using high-throughput sequencing
Effective ecosystem conservation and resource management require quantitative monitoring of biodiversity, including accurate descriptions of species composition and temporal varia…
Using DNA metabarcoding for assessing chironomid diversity and community change in mosquito controlled temporary wetlan…
The biocide Bacillus thuringiensis var. israelensis (Bti) is widely applied for mosquito control in temporary wetlands of the German Upper Rhine Valley. Even though Bti is conside…
Time varying interaction of Europa's atmosphere ionosphere and its conducting ocean with the Jovian magnetosphere
A time-dependent 3D magnetohydrodynamic (MHD) model has been developed to investigate the temporal periodic interaction between Europa and the Jovian magnetosphere. The temporal v…
Geographic distance and mountain ranges structure freshwater protist communities on a European scalе
Protists influence ecosystems by modulating microbial population size, diversity, metabolic outputs and gene flow. In this study we used eukaryotic ribosomal amplicon diversity fr…
Combining NCBI and BOLD databases for OTU assignment in metabarcoding and metagenomic datasets: The BOLD_NCBI _Merger
Metabarcoding and metagenomic approaches are becoming routine techniquesfor use in biodiversity assessment and in ecological studies. The assignment of taxonomic information to mi…
Disentangling higher trophic level interactions in the cabbage aphid food web using high-throughput DNA sequencing
The lack of understanding of complex food-web interactions has been a major gap in the history of biological control. In particular, a better understanding of the functioning of p…
The general theory of public (spatial) planning
This short discussion paper is a cross section or a thematic summary of a considerably longer work. The limited scope of the Discussion Papers series does not allow lengthy, detai…
Short COI markers for freshwater macroinvertebrate metabarcoding
Species diversity of metazoan bulk samples can be rapidly assessed using cytochrome c oxidase I (COI) metabarcoding. However, in some applications often only degraded DNA is avail…
Functional and phylogenetic analysis of the core transcriptome of Ochromonadales
BackgroundMost protist lineages consist of members with diverging features e.g. different modes of nutrition and adaptations for life in different habitat types and climatic zones…
Das jungpleistozäne Lössprofil von Nussloch (SW-Wand) im Aufschluss der Heidelberger Zement AG
Im Aufschluss Nußloch südlich von Heidelberg ist ein neu aufgeschlossener Lößrücken paläopedologisch aufgenommen und ein Standardprofil mit verschiedenen Methoden untersucht worde…
Geowissenschaftliche Mitteilungen - GMIT 85
Die Ausgabe der Geowissenschaftlichen Mitteilungen vom September 2021 enthält die Themenblöcke: GEOfokus: (Fressen und gefressen werden: Über die Lebensweise von Ammoniten), GEOak…
Zur Ausgleichung von Liniennetzen
research
Interleaving of oxygenized intrusions into the Baltic Sea redoxcline
Semi-enclosed marginal seas like the Baltic Sea are often characterized by permanently anoxic deep layers, and may therefore serve as important model systems to study the causes a…
[Neue Nr. 4440] Delitzsch / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
New species of Tridactyloidea (Orthoptera, Caelifera) from mid-Cretaceous Burmese amber show an intermediate evolutiona…
Two new genera and species of Tridactyloidea Brullé, 1835 from mid-Cretaceous Burmese amber are described. Abaddonella nwarrngaal gen. et sp. nov. is based on a well-preserved mal…
Illustrated catalogue of Pericopina (Lepidoptera, Erebidae, Arctiinae) in the Museum of Nature Hamburg – Zoology
Revisionary studies and taxonomic catalogues are valuable resources for compiling biodiversity knowledge because they offer essential information for the identification and use of…
Islands in the stream: Distribution of Myotis attenboroughi (Chiroptera, Vespertilionidae) in Grenada and mainland Sout…
Myotis attenboroughi was recently described based on specimens from Tobago Island and considered an endemic species until now. Based on morphological and molecular data, we extend…
Potential Links Between Tropospheric and Stratospheric Circulation Extremes During Early 2020
February‐March 2020 was marked by highly anomalous large‐scale circulations in the Northern extratropical troposphere and stratosphere. The Atlantic jet reached extreme strength, …
Quantifying the Effects of EMIC Wave Scattering and Magnetopause Shadowing in the Outer Electron Radiation Belt by Mean…
In this study we investigate two distinct loss mechanisms responsible for the rapid dropouts of radiation belt electrons by assimilating data from Van Allen Probes A and B and Geo…
Biogeographic history of the endangered dwarf buffalo, subgenus Anoa (Bovidae: Bubalus quarlesi and Bubalus depressicor…
The Anoa, including the Mountain Anoa (Bubalus quarlesi) and the Lowland Anoa (Bubalus depressicornis) according to current taxonomy, are endangered bovid species endemic to the t…
Geochemie und Mineralogie oberkretazischer und alttertiärer Pelite der östlichen Wüste Ägyptens und ihre geologische In…
Das Untersuchungsgebiet liegt in der östlichen Wüste Ägyptens und reicht vom mittleren Wadi Qena rund 600 km nach Süden in den Bereich des Assuan-Stausees. Die überwiegend fein- b…
The skull morphology of the Komodo dragon, Varanus komodoensis (Reptilia, Squamata, Varanidae) — a digital-dissection s…
This study reports the cranial skeletal morphology of Varanus komodoensis Ouwens, 1912. Employing a high-resolution CT scan with subsequent use of 3D data visualization and analys…
Zur Altersstaffelung von Säugetierresten und der Frage paläolithischer Jagdbeute
Dem durch H. Bächler statistisch festgestellten Überwiegen von Jungtieren in einigen Höhlenbären-Höhlen als Beweis für paläolithische Jagd wird die Beobachtung von D. Burckhardt g…
The discovery and naming of the Sumatran Rhinoceros (Dicerorhinus sumatrensis) after 1793, with details of the Rhinocer…
There was a considerable gap of 21 years between the illustrated description of a specimen of the Sumatran Rhinoceros (Dicerorhinus sumatrensis) by William Bell in 1793 and the pr…
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