Genetic diversity and population structure

Is a dam-altered river in the U.S. Southwest a barrier to dispersal for populations of a common lizard, Uta stansburiana?

The study examines whether dams in the U.S. Southwest act as barriers to dispersal for Uta stansburiana lizards, finding low genetic exchange despite varying water conditions.

Genomic Analysis Reveals Recent Population Decline and Exceptionally Low Genome-Wide Heterozygosity of the Critically Endangered Philippine Eagle, Pithecophaga jefferyi (Aves: Accipitridae)

The paper analyzes the genomes of 35 Philippine Eagles to reveal recent population decline and exceptionally low genome-wide heterozygosity, highlighting genetic risks for conservation.

Population genetics of bumble bee species with diverging population dynamics

This study examines genetic diversity and population structure in five bumble bee species with different population trends, finding stable genetic diversity but significant allelic shifts and gene flow patterns.

A targeted amplicon sequencing panel for cost-effective high-throughput genotyping of Aedes aegypti

This paper presents a targeted amplicon sequencing panel for cost-effective high-throughput genotyping of Aedes aegypti, showing it can replicate WGS population structure analyses and accurately measure genetic admixture.

Rapid adaptation follows experimental assisted gene flow in subset of annual monkeyflower populations

This study tests assisted gene flow in Mimulus guttatus populations, finding fitness changes in some populations and suggesting climate fluctuations affect its success.

Palaeogenomics-informed inferences of European dog admixture enables scalable dingo conservation

This study uses palaeogenomes to reassess dingo ancestry, revealing consistent genetic admixture patterns and population structure over two millennia.

Herbarium genomics reveal signatures of colonization history, lineage turnover, and adaptation during invasion

This study uses herbarium genomics to analyze the invasion history of Trifolium repens, revealing multiple introductions, lineage turnover, and admixture that increased genetic diversity and facilitated adaptation.

From divergence to contact: demographic history and genomic context shape introgression across independent damselfly hybrid zones

The paper examines introgression patterns in three damselfly hybrid zones, finding repeatable gene function effects and chromosome-specific constraints across different demographic histories.

DNA extracted from boiled archival fish bones yields high quality whole genome sequencing data

The paper shows that DNA from boiled archival fish operculum bones can produce high-quality whole genome sequencing data comparable to fresh tissue.

Inference of population demographic history captures differing evolutionary signals based on the number of individuals in the dataset

The paper shows that demographic inference results vary with sample size, shifting from ancient contraction to recent expansion signals in population history.

Genomic offsets predict observed kelp declines and suggest benefits of assisted migration in the Northeast Pacific

The paper uses genomic data to predict kelp population vulnerability to climate change and suggests assisted migration as a conservation strategy.

Contrasting effects of geographic distance, environmental distance, and intraspecific diversity on the performance of a marine invertebrate in common gardens

This study evaluates three frameworks for selecting genotypes for transplantation, finding mixed support for each in predicting survival and growth of Eastern oyster genotypes in different environments.

Synchrony Genetics: Linking Ecological Mechanisms to Genetic Structure A framework for genetic inference in ecologically coupled systems

This paper introduces Synchrony Genetics, a framework that links ecological coupling mechanisms to genetic signatures, enabling mechanism attribution from genetic data.

Socotra Cormorants in the Arabian Gulf represent a large, but isolated population with low genetic diversity

This study assesses population structure and genetic diversity of Socotra Cormorants using mtDNA and nuclear markers, finding a large, isolated Gulf population with low genetic diversity.

Using herbarium genomics to understand the history of a global plant invasion

This study uses herbarium genomics to trace the origin and global spread of Japanese knotweed, revealing genetic patterns and hybridization events across its native and introduced ranges.

Complementary evidence from historical and contemporary gene dispersal reveals contrasting population dynamics in a tropical tree species

The paper combines historical and contemporary gene dispersal data to reveal contrasting population dynamics in Dicorynia guianensis across French Guiana.

Urbanization drives genetic erosion and population structure in a historically connected carnivore population

This study shows urbanization reduces genetic diversity and increases population structure in caracals, with historical connectivity contrasted by recent genetic structuring.

One Sea, Different Whales: Genomics Sheds Light on a Small Population of Fin Whales

The paper sequenced Mediterranean fin whale genomes to assess genetic structure and conservation status, finding moderate diversity but low connectivity with North Atlantic populations.

Diffuse and regionally structured domestication of the common fig (Ficus carica L.) in the Mediterranean Basin

This study uses microsatellite markers to analyze genetic diversity in fig populations across the Mediterranean, revealing regionally structured domestication rather than a single origin.

The chalk streams of southern England and northern France harbour substantial unique components of the overall genetic diversity of Atlantic salmon (Salmo salar L.)

The paper identifies chalk river salmon in southern England and northern France as genetically distinct and proposes they be classified as a subspecies due to local adaptation and unique genetic diversity.

Heterogeneous evolutionary history defines the rear edge of the North American herb Campanula americana

This study examines the genetic and climatic variation at the warm range edge of Campanula americana, revealing heterogeneous refugial histories and genetic structure among populations.

Genome assembly of Firmina major, an endangered savanna tree species endemic to China

The paper presents the first high-quality genome assembly of Firmina major, an endangered tree species, providing insights for conservation efforts.

When South meets North: a joint contact zone coinciding with environmental gradients in three boreal tree species

This study examines genetic structuring and local adaptation in three boreal tree species along a latitudinal gradient, revealing shared and species-specific patterns of gene flow and environmental adaptation.

Mink by mink: stitching together signatures of subspecies adaptation through a pangenome of threatened mustelids

The paper constructs a pangenome of threatened mink subspecies to identify adaptive signatures and evolutionary history using genome assemblies and functional analysis.

SPrUCE: Utilizing Ultraconserved Elements of DNA for Population-Level Genetic Diversity Estimation

SPrUCE estimates genetic diversity from UCE data by correcting underestimation bias using a Gompertz function model, providing accurate results comparable to whole-genome methods.

The Genomic Architecture of Local Adaptation in Two Connected Populations of Three-Spined Stickleback.

This study examines how recombination and structural variants contribute to local adaptation in three-spined sticklebacks, finding population-specific recombination shifts and associations between structural variants, reduced recombination, and genomic differentiation.

Regional connectivity and viability selection in a range-expanding marine species

The paper uses transcriptomics to study connectivity and viability selection in a marine species, finding high self-recruitment in the historical range and increasing self-recruitment with age in the expanded range.

Ecogenomics of transcontinental black spruce: identification of climate adaptation genes across the Canadian boreal landscape

This study identifies climate adaptation genes in black spruce across Canada using genetic and environmental association analyses.

Linking genotype to longevity under genealogical discordance in Sebastes rockfishes

The paper uses phyloGWAS to link genotypes to longevity in Sebastes rockfishes despite high genealogical discordance, identifying variants associated with longevity.

The relationship between genomic variation and genetic load: insights from small island populations

The paper examines the relationship between genomic variation and genetic load in small island populations, finding that low genetic diversity does not always correlate with high genetic load.