Genetic diversity and population structure

Genomic forecasting links climate-associated variation to spring phenology in the European wild apple, a crop wild relative of the cultivated apple

The paper tests if climate-associated genomic variation predicts phenotypic adaptation in European wild apple, finding genomic offsets link to bud-break timing but not other traits.

Hic sunt dracones: ancient DNA from the extinct palaeofauna of the tiny Mediterranean archipelago of Columbretes and its implications for human visitation

This study recovers ancient DNA from extinct species and human remains on Columbretes Island, revealing biogeographic origins and human-mediated introductions.

A genomic baseline for long-term monitoring of economically important aquatic species in the Netherlands

The paper establishes a genomic baseline for six aquatic species in the Netherlands using SNP data to assess population structure, diversity, and conservation priorities.

Genome-wide fluctuating selection under demographic cycling in Icelandic rock ptarmigan

The paper identifies genomic signatures of fluctuating selection in rock ptarmigan populations over an 11-year period, showing allele frequency changes correlated with demographic cycles.

Interspecific introgression increases genetic diversity and reduces genetic load in red kites

The paper shows introgression from black kites into red kites increased genetic diversity and reduced genetic load in northern red kites by 18%.

Genomic signals of local adaptation in UK black alder populations (Alnus glutinosa)

The paper analyzes genomic data from UK black alder populations to identify loci associated with environmental adaptation and assesses maladaptation risks under climate change.

Species-specific drivers of genetic diversity are decoupled from landscape connectivity and plant community diversity

The paper investigates how habitat connectivity and plant community diversity relate to genetic diversity in three wet-meadow herbs, finding that genetic diversity is species-specific and not consistently linked to connectivity or community diversity.

Genomic and phenotypic adaptation tunes an endangered California plant to the fog that climate change and wind energy will reshape

This study identifies genomic adaptations in an endangered California plant to coastal fog, revealing candidate genes and potential impacts of wind farms on gene flow.

Rescued from extinction in two buckets: genomic consequences of an extreme bottleneck in the endangered Owens pupfish

The paper analyzes the genomic consequences of a severe bottleneck in Owens pupfish, finding reduced genetic diversity and a 17-fold contraction in effective population size, but low recent inbreeding due to population expansion.

Climate-associated genomic variation across life stages reveals population-specific signals of local adaptation in European beech

The paper identifies climate-associated genomic variation in European beech across life stages, revealing population-specific adaptive responses to temperature and precipitation changes.

The Joint Impact of Deleterious Mutations, Dominance, and Gene Flow on Linked Neutral Variation in Structured Populations

The paper investigates how deleterious mutations, dominance, and gene flow affect neutral genetic variation in structured populations using simulations and genealogical analyses.

Leveraging the joint site frequency spectrum to detect genomic regions of early divergence

This study compares FST scans to a likelihood-based method using the joint site frequency spectrum to detect genomic regions of early divergence in Ostrinia nubilalis, finding the likelihood-based approach more effective for rare alleles.

A few genes modulate the ecological impact of a freshwater fish species on food webs and ecosystem functions

This study shows that a few genes, not genome-wide diversity, drive ecological impacts of a freshwater fish on food webs and ecosystem functions.

Local population genetic structure of Andrena flavipes (Hymenoptera, Andrenidae), a nest-philopatric communal mining bee, reveals isolation-by-distance and high inbreeding

The paper assesses genetic structure and inbreeding in Andrena flavipes bees using SNPs, finding isolation-by-distance and high inbreeding despite high genetic variation.

geoGraph: Connectivity modelling across geographic space with hexagonal discrete global grids

geoGraph models organism movement and connectivity across geographic space using hexagonal grids, improving accuracy over rectangular grids by avoiding distortion.

Testing Thirty Years of Hypotheses: Ancient Trout-Salmon Introgression and Limited Pre-Colonial Gene Flow Between Rainbow and Cutthroat Trout Shaped Pacific Salmonid Evolution

This study tests hypotheses about ancient introgression and gene flow in Pacific salmonids, finding introgression between trout and salmon ancestors but not between trout lineages.

Rapid evolutionary responses to climate change in maritime pine (Pinus pinaster Ait.) despite widespread adaptive lag

The paper shows rapid evolutionary responses to climate change in maritime pine despite widespread adaptive lag, using genomic data and simulations.

Estimating self-fertilization rates from the diploid genotype spectrum

This paper introduces a method to estimate self-fertilization rates using diploid genotype spectra from population genomic data.

Regional history outweighs phylogeny in shaping recent demographic trajectories of Indo-West Pacific sea snakes

This study shows that regional history, not phylogeny or range size, primarily shapes demographic changes in Indo-West Pacific sea snakes over the last 200 thousand years.

Range-wide population genetics reveals how disjunctions, admixture, and translocations influence conservation of Physaria globosa (Brassicaceae)

This study uses population genetics to assess genetic structure, diversity, and translocation impacts in Physaria globosa, recommending conservation strategies based on geographic regions.

Rethink the Sink: Urban cores act as leaky sinks to maintain regional gene flow in coyotes

The paper uses RAD-capture data to analyze gene flow in urban coyotes, finding urban cores act as leaky sinks that maintain regional genetic connectivity.

Genomic Insights into the Decline and Resilience of European Grayling in Switzerland

This study uses whole-genome resequencing to analyze genetic diversity and structure in Swiss grayling populations, revealing population declines, admixture, and limited genetic contribution from hatchery releases.

Historical Areas of Hybridization in Two Striped Emerald Dragonfly Species

This study investigates hybridization between two dragonfly species using niche modeling, haplotype networks, and introgression tests, revealing historical hybridization events and unidirectional gene flow.

Fine-scale maternal structure and high nuclear connectivity in the French populations of the Geoffroy's Bat (Myotis emarginatus)

The paper assesses genetic diversity and population structure in Geoffroy's bats using microsatellites and mitochondrial markers, finding high nuclear diversity and female philopatry.

Contrasting phylogeographic patterns between geographically restricted and widespread mitochondrial lineages of the water strider Aquarius paludum in the Japanese archipelago

The paper examines mitochondrial lineage diversity in Aquarius paludum across Japan, finding distinct demographic histories for two haplogroups despite similar nucleotide diversity.

Elevated genetic load is associated with reduced bite force in insular lizard populations

The paper examines how demographic history affects genetic diversity and performance traits in insular and mainland lizard populations, finding elevated genetic load correlates with reduced bite force.

Genome-wide parallelism in divergence and diversity across three Hydrophis sea snake species

This study examines genomic divergence and diversity in three Hydrophis sea snake species, finding shared demographic patterns and linked selection, with chemosensory genes showing elevated diversity.

Unexpected excess heterozygosity in a threatened, mycoheterotrophic, self-pollinating orchid

The paper investigates excess heterozygosity in the self-pollinating orchid Corallorhiza bentleyi, finding overdominance likely explains the phenomenon despite selfing and small population size.

Seascape genomics reveals shared spatial genetic structure in three co-occurring sea snakes

The paper uses genomic data to reveal shared and distinct genetic structures among three sea snake species across different geographic regions, highlighting conservation implications.

Contrasting signatures of interspecific gene flow in the Atlantic Forest endemic butterfly Heliconius besckei

This study examines gene flow patterns in Heliconius butterflies, finding widespread introgression influenced by geographic overlap and ecological factors.