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Data from: Fitness decline under osmotic stress in Caenorhabditis elegans populations subjected to spontaneous mutation accumulation at varying
负责人:
关键词:
osmotic stress;Caenorhabditis elegans;conservation;productivity;survivorship to adulthood;Deleterious mutation;Fitness
DOI:
doi:10.5061/dryad.d6441s7
摘要:
ons, with implications for conservation practices. Genetic stochasticity may not be as potent and immediate a threat to the persistence of small population as other
Data from: Asynchronous changes in abundance over large scales are explained by demographic variation rather than environmental stochasticity
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关键词:
Aquatic plant ecology;Biogeography;invasive microalgae;Gonyostomum semen;Lakes;Raphidophyceae;interannual density dynamics;hierarchical mixed-effects models
DOI:
doi:10.5061/dryad.685vq
摘要:
Environmental stochasticity is important in explaining the persistence and establishment of invasive species, but the simultaneous effects
Data from: Replaying evolution to test the cause of extinction of one ecotype in an experimentally evolved population
负责人:
关键词:
extinction;Escherichia coli;Experimental evolution;coexistence
DOI:
doi:10.5061/dryad.vf896
摘要:
outcome driven by competitive exclusion by the Cit+ ecotype. The extinction also cannot be explained by demographic stochasticity al
Data from: Repeatability of adaptation in experimental populations of different sizes
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关键词:
repeatability;Chlamydomonas reinhardtii;historical contingency;Experimental evolution;stochasticity;Adaptation
DOI:
doi:10.5061/dryad.6m150
摘要:
ween stochastic and deterministic evolution in this case is therefore between effective population sizes of 103 and 104. Our results indicate that diversity ac
Data from: Why is Amazonia a ‘source’ of biodiversity? climate-mediated dispersal and synchronous speciation across the Andes in an avian gr
负责人:
关键词:
Geodispersal;RevBayes;Quaternary;Barrier Displacement;Iodopleura;neotropics;Pliocene;Diversity-independent diversification;Neotropical realm;Tityrinae;Xenopsaris;Miocene;Tityra;Pachyramphus
DOI:
doi:10.5061/dryad.43n9j1p
摘要:
t barrier displacement better explains Tityrinae’s history than stochasticity or diversity-dependence. We propose that Amazonia is a source of biodiversity
Data from: Persistently rare species experience stronger negative frequency dependence than common species: a statistical attractor that is ha
负责人:
关键词:
evenness;species richness;coexistence;Zooplankton;Cladocera;frequency dependence;rare species;Copepoda;Lakes
DOI:
doi:10.5061/dryad.8j28r94
摘要:
, possibility is that rare species that experience weak NFD go extinct quickly due to demographic and environmental stochasticity. Both possibilities predict tha
Data from: Persistence of resident and transplanted genotypes of the undomesticated yeast, Saccharomyces paradoxus in forest soil
负责人:
关键词:
fungus;2014 - 2018;genetic drift;Dispersal;Saccharomyces paradoxus;Saccharomyces cerevisiae;population;5FOA resistance
DOI:
doi:10.5061/dryad.2th3266
摘要:
to competition and environmental stochasticity. Here, we report persistence of genotypes of the yeast Saccharomyces paradoxus in space and time. Within 1 km2
Data from: What explains rare and conspicuous colours in a snail? A test of time-series data against models of drift, migration or selection
负责人:
关键词:
constant selection;perturbation experiment;frequency-dependent selection;Littorina saxatilis;Heterozygote advantage;1992-2013
DOI:
doi:10.5061/dryad.427p0
摘要:
%) interacted with demographic stochasticity, and the overall conclusion was that multiple mechanisms may contribute to maintaining the polymorphisms.
Data from: Genetic substructure and admixture as important factors in linkage disequilibrium-based estimation of effective number of breeders
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关键词:
DOI:
doi:10.5061/dryad.504g0
摘要:
al, susceptibility to stochasticity, and viability. We have estimated these parameters using the linkage disequilibrium-based approach with LDNE through the la
Data from: Interactions between demography, genetics, and landscape connectivity increase extinction probability for a small populati
负责人:
关键词:
extinction;mountain lions;landscape connectivity;Demographic Stochasticity;PVA;inbreeding depression
DOI:
doi:10.5061/dryad.82pm0
摘要:
extinction probability relative to the risk from demographic and environmental stochasticity alone. Our modelling approach realistically integrates demographic

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