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19,493 results for “Populism”
Figure 2 in Lasioglossum (Dialictus) semicaeruleum (Cockerell, 1895) (Hymenoptera: Halictidae) in Maryland: A disjunct population in eastern North America?
Figure 2. Maryland specimen records of Lasioglossum semicaeruleum. Left to right: USGS_DRO029678 (Bowie, Prince George's County), USGS_DRO556278 (Poplar Island, Talbot County), and USGS_DRO141684 (Wittman, Talbot County). Created with SimpleMappr (Shorthouse 2010).
Data from: Cost-saving population genomic investigation of Daphnia longispina complex resting eggs using whole genome amplification and pre-sequencing screening
<p>This dataset contains all paired MiSeq sequences that were generated for the study "Cost-saving population genomic investigation of<em> Daphnia longispina</em> complex resting eggs using whole genome amplification and pre-sequencing screening" by Nickel and Cordellier.</p> <p>The sample names used in the study and the associated file names are explained in the table<strong> </strong>"Study_sample_names.xlsx"</p> <p> </p>
Figure 2 in Predatory mites, a green pesticide, and an entomopathogenic compound: A proposed IPM tactic based on pest species diversity indices and population dynamics
Figure 2. Schematic diagram of the experiment's plantation and IPM methodology, C.n: Cydnoseius negevi, A.s: Amblyseius swirskii, and P.p Phytoseiulus persimilis. (Photo credits: Dr. Zidan has created this diagram on www.biorender.com).
Figure 1 in Predatory mites, a green pesticide, and an entomopathogenic compound: A proposed IPM tactic based on pest species diversity indices and population dynamics
Figure 1. Google Earth map photography of the experimental locations (pointed with pin) – i) Om Sabir, Kom Hamada, El Beheira Governorate (30° 29' 50.6" N, 30° 46' 18.8" E), and ii) Kom Oshim, Fayoum Governorate (29° 34' 40.9" N, 30° 55' 38.3" E).
Multi-location trials and population-based genotyping reveal high diversity and adaptation to breeding environments in a large collection of red clover
<p>This dataset accompanies the article with the same title made available on bioRxiv <a href="https://doi.org/10.1101/2022.12.19.520744">https://doi.org/10.1101/2022.12.19.520744</a> </p>
Genetic evidence for widespread population size expansion in North American boreal birds prior to the Last Glacial Maximum
<p>Pleistocene climate cycles are well known to have shaped contemporary species distributions and genetic diversity. Northward range expansions in response to deglaciation following the Last Glacial Maximum (LGM; ~21,000 years ago) have been surmised to lead to population size expansions in terrestrial taxa and changes in seasonal migratory behaviour. Recent findings, however, suggest that some northern temperate populations may have been more stable than expected through the LGM. We modelled the demographic history of twenty co-distributed boreal-breeding bird species of North America from full mitochondrial gene sets and species-specific molecular rates. We used these demographic reconstructions to test how species with different migratory strategies were affected by glacial cycles. Our results suggest that effective population sizes increased in response to deglaciation during the middle Wisconsin period (~45,000 years ago) whereas genetic diversity was maintained throughout the LGM despite shifts in geographic range. We conclude that earlier glacial cycles prior to the LGM have most strongly shaped contemporary genetic diversity in these high-latitude species. We did not find differences in historic population dynamics between species differing in migratory behaviour, contributing to growing evidence that major switches in migratory strategy during the Last Glacial Maximum are unnecessary to explain contemporary migratory patterns.</p>
Timing of migration and African non-breeding grounds of geolocator-tracked Pied Flycatchers: A multi-population assessment
<p>We provide raw geolocator data from eight pied flycatchers tracked by light geolocators from breeding sites in the Czech Republic.</p> <p>Geolocator model GDL2.0 with 7 mm light stalk, producer Swiss Ornithological Institute. A script for R with calibration method for the equinox period is provided.</p>
Data from: Range-edge populations of seaweeds show niche unfilling and poor adaptation to increased temperatures
<p>Data used for the study entitled "Range-edge populations of seaweeds show niche unfilling and poor adaptation to increased temperatures". These are the distribution data collected from literature and personal communications to complete the GBIF and OBIS distributional records of the Atlantic European coast, the weekly growth data taken from the study individuals as well as the binomial survival data used for the graphs of the last week of the experiment.</p>
Temperature data of the 2022 MHW and underwater pictures of impacts on bath sponge populations
<p>July-to-August seawater temperature recorded at 18 m depth at the “3PP” station, La Ciotat, near Marseille, South of France (43.163°N; 5.599°E) using <em>in situ</em> autonomous sensors during the 2022 MHW, in the two previous years (grey dotted lines), and during the reference 2003 MHW (orange dotted line). Only one record per day is shown;</p> <p>IMG 1467: Two living sponge species, <em>Ircinia oros</em> and the bath sponge <em>Spongia officinalis</em>, the latter with necrotic spots on its surface (September 7, 2022) - Author Thierry Pérez</p> <p>IMG 1688: The same two sponges after five days (September 12, 2022), <em>S. officinalis</em> is dying, covered by a white bacterial veil. Author Thierry Pérez</p> <p> P9216598: A once rich and healthy population of <em>S. officinalis</em> at 10 m depth, September 21, 2022; Arrows point to <em>S. officinalis</em> dead skeletons left attached to the rocky wall; Author Pierre Chevaldonné</p>
A population in perpetual motion: highly dynamic roosting behaviour of a tropical island endemic bat
<p>Dataset and R script for the manuscript "<strong>A population in perpetual motion: highly dynamic roosting behaviour of a tropical island endemic bat</strong>". During the embargo period, data is available upon request from the authors (muriel.dietrich@ird.fr).</p>
Fig. 4. Predicted suitable habitats for S in Discovery of a new crocodile lizard population in Vietnam: Population trends, future prognoses and identification of key habitats for conservation
Fig. 4. Predicted suitable habitats for S. crocodilurus in the period between 2020 to 2080, based on bioclimatic data and elevation. Habitat suitability increases from yellow to dark brown.
Fig. 5 in Discovery of a new crocodile lizard population in Vietnam: Population trends, future prognoses and identification of key habitats for conservation
Fig. 5. Predicted suitable habitats throughout the distribution range of S. crocodilurus in northern Vietnam, using combined vegetation, bioclimatic and elevation data. Red squares indicate recommended priority areas for habitat conservation (bottom left: proposed corridor to link two existing reserves; top right: proposed reserve to be established in the future).
Fig. 3 in Discovery of a new crocodile lizard population in Vietnam: Population trends, future prognoses and identification of key habitats for conservation
Fig. 3. Observed population structure of Vietnamese S. crocodilurus from 2010 to 2015. Photos M. van Schingen.
Fig. 2 in Discovery of a new crocodile lizard population in Vietnam: Population trends, future prognoses and identification of key habitats for conservation
Fig. 2. Population trends of S. crocodilurus in Vietnam from 2010 to 2015. (A) Estimated total population sizes in Vietnam. (B) Observed total subpopulation sizes. (C) Observed effective subpopulation sizes. Arrows indicate trend lines.
An Overview of Compact Star Populations and Some of Its Open Problems
<p>This repository contains the orbital parameters (where applicable) and calculated<br> masses of the 35 Galactic black holes collected in Tables 2 and 3 of the paper:<br> 'An Overview of Compact Star Populations and Some of Its Open Problems'<br> by L. M. de Sá, A. Bernardo, R. R. A. Bachega, L. S. Rocha, P. H. R. S. Moraes<br> and J. E. Horvath, Galaxies (2023) 11(1), 9</p>
Phenotypic divergence of traits that mediate antagonistic and mutualistic interactions between island and continental populations of the tropical plant, Tribulus cistoides (Zygophyllaceae)
<p><span><strong>Premise</strong>:</span><span> Island systems have long served as a model for evolutionary processes due to their unique species interactions. Many studies of the evolution of species interactions on islands have focused on endemic taxa. Fewer studies have focused on how antagonistic and mutualistic interactions shape the phenotypic divergence of widespread non-endemic species living on island populations. </span></p> <p><span><strong>Methods</strong>:</span><span> We used the widespread plant <em>Tribulus</em> <em>cistoides</em> (Zygophyllaceae) to test phenotypic divergence in traits that mediate antagonistic interactions with vertebrate granivores (birds) and mutualistic interactions with pollinators and how this is explained by bioclimatic variables. We used both herbarium specimens and field-collected samples to compare phenotypic divergence between continental and island populations. </span></p> <p><span><strong>Results</strong>:</span><span> Fruits from island populations were larger than on continents, but the presence of lower spines on mericarps was lower on islands. The presence of spines was largely explained by environmental variation among islands. Petal length was on average 9% smaller on island than continental populations, an effect that was especially accentuated on the Galápagos Islands. </span></p> <p><span><strong>Conclusions</strong>:</span><span> <em>Tribulus</em> <em>cistoides</em> exhibits phenotypic divergence between island and continental habitats for antagonistic traits (seed defence) and mutualistic traits (floral traits). Further, the evolution of phenotypic traits that mediate antagonistic and mutualistic interactions depended on the abiotic characteristics of specific islands. This study shows the potential of using a combination of herbarium and field samples for comparative studies on a globally distributed species to test phenotypic divergence on island habitats.</span></p>
Data for: Population genomics and conservation management of the threatened black-footed tree-rat (Mesembriomys gouldii) in northern Australia
<p>Genomic diversity is a fundamental component of Earth's total biodiversity and requires explicit consideration in efforts to conserve biodiversity. To conserve genomic diversity, it is necessary to measure its spatial distribution and quantify the contribution that any intraspecific evolutionary lineages make to overall genomic diversity. Here, we describe the range-wide population genomic structure of a threatened Australian rodent, the black-footed tree-rat (<em>Mesembriomys</em> <em>gouldii</em>), aiming to provide insight into the timing and extent of population declines across a large region with a dearth of long-term monitoring data. By estimating recent trajectories in effective population sizes at four localities, we confirm widespread population decline across the species' range, but find that the population in the peri-urban area of the Darwin region has been more stable. Based on current sampling, the Melville Island population made the greatest contribution to overall allelic richness of the species, and the prioritisation analysis suggested that conservation of the Darwin and Cobourg Peninsula populations would be the most cost-effective scenario to retain more than 90% of all alleles. Our results broadly confirm current sub-specific taxonomy and provide crucial data on the spatial distribution of genomic diversity to help prioritise limited conservation resources. Along with additional sampling and genomic analysis from the far eastern and western edges of the black-footed tree-rat distribution, we suggest a range of conservation and research priorities that could help improve black-footed tree-rat population trajectories at large and fine spatial scales, including the retention and expansion of structurally complex habitat patches.</p>
Cover Your Basis: Comprehensive Data-Driven Characterization of the Binary Black Hole Population
<p>The accompanying data and code release for the analyses presented in "Cover Your Basis: Comprehensive Data-Driven Characterization of the Binary Black Hole Population". See the github paper repository at https://github.com/bruce-edelman/CoveryingYourBasis and the arxiv release of the paper at: https://arxiv.org/abs/2210.12834</p>
Mitochondrial DNA Variation in Southern Tunisian Populations
<p>mtDNA (HVR-I and HVR-II) data of five southern Tunisian human populations:</p> <p>- Douz (abbreviation: Douz)</p> <p>- Matmata (abbreviation: MAT)</p> <p>- Nouvelle Zraoua (abbreviation: ZRA)</p> <p>- R'Baya (abbreviation: rba)</p> <p>- Tamezret (abbreviation: TAM)</p>
Synthetic population for Canada at the DA level for 2016, 2021, 2023 and 2030.
<p>Synthetic populations of individuals and households at a fine geographical level (DA) for Canada for the years 2021, 2023 and 2030, according to various population growth scenarios. The synthetic populations are based on 2016 census data and population projections for 9 population growth scenarios. Each synthetic population is composed of individuals with detailed socio-demographic attributes, including age, sex, income, education, employment status and geographic locations, related into households.</p>
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.