Results 71 to 80 of about 1,469,775 (287)

Faecal metabarcoding provides improved detection and taxonomic resolution for non-invasive monitoring of gastrointestinal nematode parasites in wild moose populations

open access: yesParasites & Vectors, 2023
Background Although wild ungulate populations are heavily monitored throughout Europe, we understand little of how parasites affect population dynamics, and there is no systematic, long-term monitoring of parasite diversity and parasite loads.
Marie L. Davey   +6 more
doaj   +1 more source

Determining prey spectra of carnivorous sundews using DNA-metabarcoding

open access: yes, 2021
Prey spectra of five closely-related species of carnivorous plants (Drosera sect. Arachnopus, Droseraceae) were investigated in their natural habitats in Western Australia using novel in-situ macro photography and DNA-metabarcoding techniques.
Thilo Alexander Krueger (23515417)
core  

Estuarine benthic diversity declines with temperature across a tropical–temperate gradient

open access: yesEcography, EarlyView.
Estuarine benthic sediments are important habitats that support ecosystem health and productivity, but the drivers of large‐scale patterns in benthic diversity are not well documented. Using 18S amplicon sequencing of 425 sediment DNA samples from estuaries spanning 20° of latitude along Australia's east coast, we assessed tropical–temperate patterns ...
Sally A. Bracewell   +5 more
wiley   +1 more source

Methodological trends and perspectives of animal dietary studies by noninvasive fecal DNA metabarcoding

open access: yesEnvironmental DNA, 2020
Fine‐scale estimation of trophic interactions is an important subject in the field of ecology. Diet analysis based on fecal DNA metabarcoding has been accepted as a noninvasive, accurate, and time‐ and cost‐effective tool to determine animal diets. Here,
Haruko Ando   +5 more
doaj   +1 more source

Focal vs. fecal: Seasonal variation in the diet of wild vervet monkeys from observational and DNA metabarcoding data

open access: yesEcology and Evolution, 2022
Assessing the diet of wild animals reveals valuable information about their ecology and trophic relationships that may help elucidate dynamic interactions in ecosystems and forecast responses to environmental changes.
Loïc Brun   +6 more
doaj   +1 more source

Does phylogeny explain bias in quantitative DNA metabarcoding?

open access: yesMetabarcoding and Metagenomics, 2023
Estimating species biomass or abundance from the number of high-throughput sequencing (HTS) reads is an aspirational goal for DNA metabarcoding, yet studies have found varied correlations. Performance varies depending on the gene marker and taxonomic group and, in part, may be related to primer-template mismatches, which are likely to exhibit ...
Mingxin Liu   +4 more
openaire   +3 more sources

Human pressure, habitat heterogeneity and species traits jointly determine the level of dark diversity in coastal fish communities

open access: yesEcography, EarlyView.
Understanding how anthropogenic pressures and environmental gradients shape coastal fish communities is a central question in biogeography and marine conservation. Yet, the set of species expected to occur at a site given ecological conditions but being absent – the so‐called dark diversity – has received far less attention than observed species, even ...
Loïc Sanchez   +23 more
wiley   +1 more source

Efficacy of metabarcoding for identification of fish eggs evaluated with mock communities

open access: yesEcology and Evolution, 2020
There is urgent need for effective and efficient monitoring of marine fish populations. Monitoring eggs and larval fish may be more informative than that traditional fish surveys since ichthyoplankton surveys reveal the reproductive activities of fish ...
Elena M. Duke, Ronald S. Burton
doaj   +1 more source

Effects of consumer surface sterilization on diet DNA metabarcoding data of terrestrial invertebrates in natural environments and feeding trials

open access: yesEcology and Evolution, 2021
DNA metabarcoding is an emerging tool used to quantify diet in environments and consumer groups where traditional approaches are unviable, including small‐bodied invertebrate taxa.
Ana Miller‐ter Kuile   +2 more
doaj   +1 more source

DNA metabarcoding uncovers the diet of subterranean rodents in China

open access: yesPLOS ONE, 2022
Objective A type of rodent called a zokor causes great harm to agriculture and forestry production due to its large and sophisticated diet. As this rodent lives subterrane for most of its life, researchers know little about its dietary habits. Further understanding of its diet is important for developing green and sustainable control strategies for ...
Xuxin Zhang   +5 more
openaire   +3 more sources

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