Melina Giakoumis

ORCID: 0000-0003-3569-1668
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About
Contact & Profiles
Research Areas
  • Marine Biology and Ecology Research
  • Genetic diversity and population structure
  • Marine and coastal plant biology
  • Coral and Marine Ecosystems Studies
  • Fish biology, ecology, and behavior
  • Evolution and Paleontology Studies
  • Ecology and Vegetation Dynamics Studies
  • Isotope Analysis in Ecology
  • Polar Research and Ecology
  • Mollusks and Parasites Studies

The Graduate Center, CUNY
2021-2023

City University of New York
2021-2023

City College of New York
2021-2023

American Museum of Natural History
2023

Large Amazonian rivers impede dispersal for many species, but lowland river networks frequently rearrange, thereby altering the location and effectiveness of barriers through time. These rearrangements may promote biotic diversification by facilitating episodic allopatry secondary contact among populations. We sequenced genome-wide markers to evaluate histories divergence introgression in six avian species complexes. first tested assumption that are these taxa found even relatively small...

10.1126/sciadv.abn1099 article EN cc-by-nc Science Advances 2022-04-08

Hybrid zones are important windows into the evolutionary dynamics of populations, revealing how processes like introgression and adaptation structure population genomic variation. Importantly, they useful for understanding speciation species respond to their environments. Here, we investigate two closely related sea star species, Asterias rubens A. forbesi, distributed along rocky European North American coastlines Atlantic, use genome-wide molecular markers infer distribution variation...

10.1111/mec.17118 article EN publisher-specific-oa Molecular Ecology 2023-09-11

Mass mortality events provide valuable insight into biological extremes and also ecological interactions more generally. The sea star wasting epidemic that began in 2013 catalyzed study of the microbiome, genetics, population dynamics, community ecology several high-profile species inhabiting northeastern Pacific but exposed a dearth information on diversity, distributions, impacts for many lesser-known stars need integration across scales. Here, we combine datasets from single-site to...

10.1086/727969 article EN Biological Bulletin 2023-06-01

An explanation for variation in impacts of sea star wasting disease across asteroid species remains elusive. Although various traits have been suggested to play a potential role susceptibility, currently we lack thorough comparison that explores how life-history and natural history shape responses mass mortality diverse taxa. To explore may relate wasting, using available data recognizing the biological correlations be driven by phylogeny, generated supertree, tested phylogenetic...

10.1086/722800 article EN Biological Bulletin 2022-12-01

Abstract Large Amazonian rivers impede dispersal for many species, but lowland river networks frequently rearrange, thereby altering the location and effectiveness of river-barriers through time. These rearrangements may promote biotic diversification by facilitating episodic allopatry secondary contact among populations. We sequenced genome-wide markers to evaluate histories divergence introgression in six avian species-complexes. first tested assumption that are barriers these taxa found...

10.1101/2021.11.15.468717 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2021-11-16

AbstractMass mortality events are increasing globally in frequency and magnitude, largely as a result of human-induced change. The effects these mass events, both the long short term, imminent concern because their ecosystem impacts. Genomic data can be used to reveal some population-level changes associated with events. Here, we use reduced-representation sequencing identify potential short-term genetic impacts event sea star wasting outbreak. We tested for population differentiation,...

10.1086/722284 article EN Biological Bulletin 2022-12-01
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