Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size

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Standard

Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size. / Westbury, Michael V.; Petersen, Bent; Garde, Eva; Heide-Jørgensen, Mads Peter; Lorenzen, Eline D.

I: iScience, Bind 15, 2019, s. 592-599.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Westbury, MV, Petersen, B, Garde, E, Heide-Jørgensen, MP & Lorenzen, ED 2019, 'Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size', iScience, bind 15, s. 592-599. https://doi.org/10.1016/j.isci.2019.03.023

APA

Westbury, M. V., Petersen, B., Garde, E., Heide-Jørgensen, M. P., & Lorenzen, E. D. (2019). Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size. iScience, 15, 592-599. https://doi.org/10.1016/j.isci.2019.03.023

Vancouver

Westbury MV, Petersen B, Garde E, Heide-Jørgensen MP, Lorenzen ED. Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size. iScience. 2019;15:592-599. https://doi.org/10.1016/j.isci.2019.03.023

Author

Westbury, Michael V. ; Petersen, Bent ; Garde, Eva ; Heide-Jørgensen, Mads Peter ; Lorenzen, Eline D. / Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size. I: iScience. 2019 ; Bind 15. s. 592-599.

Bibtex

@article{152f31fbf3a24f579a2d9afb7c9c9946,

title = "Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size",

abstract = "The narwhal (Monodon monoceros) is a highly specialized endemic Arctic cetacean, restricted to the Arctic seas bordering the North Atlantic. Low levels of genetic diversity have been observed across several narwhal populations using mitochondrial DNA and microsatellites. Despite this, the global abundance of narwhals was recently estimated at ∼170,000 individuals. However, the species is still considered vulnerable to changing climates due to its high specialization and restricted Arctic distribution. We assembled and annotated a genome from a narwhal from West Greenland. We find relatively low diversity at the genomic scale and show that this did not arise by recent inbreeding, but rather has been stable over an extended evolutionary timescale. We also find that the current large global abundance most likely reflects a recent rapid expansion from a much smaller founding population.",

author = "Westbury, {Michael V.} and Bent Petersen and Eva Garde and Heide-J{\o}rgensen, {Mads Peter} and Lorenzen, {Eline D.}",

year = "2019",

doi = "10.1016/j.isci.2019.03.023",

language = "English",

volume = "15",

pages = "592--599",

journal = "iScience",

issn = "2589-0042",

publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size

AU - Westbury, Michael V.

AU - Petersen, Bent

AU - Garde, Eva

AU - Heide-Jørgensen, Mads Peter

AU - Lorenzen, Eline D.

PY - 2019

Y1 - 2019

N2 - The narwhal (Monodon monoceros) is a highly specialized endemic Arctic cetacean, restricted to the Arctic seas bordering the North Atlantic. Low levels of genetic diversity have been observed across several narwhal populations using mitochondrial DNA and microsatellites. Despite this, the global abundance of narwhals was recently estimated at ∼170,000 individuals. However, the species is still considered vulnerable to changing climates due to its high specialization and restricted Arctic distribution. We assembled and annotated a genome from a narwhal from West Greenland. We find relatively low diversity at the genomic scale and show that this did not arise by recent inbreeding, but rather has been stable over an extended evolutionary timescale. We also find that the current large global abundance most likely reflects a recent rapid expansion from a much smaller founding population.

AB - The narwhal (Monodon monoceros) is a highly specialized endemic Arctic cetacean, restricted to the Arctic seas bordering the North Atlantic. Low levels of genetic diversity have been observed across several narwhal populations using mitochondrial DNA and microsatellites. Despite this, the global abundance of narwhals was recently estimated at ∼170,000 individuals. However, the species is still considered vulnerable to changing climates due to its high specialization and restricted Arctic distribution. We assembled and annotated a genome from a narwhal from West Greenland. We find relatively low diversity at the genomic scale and show that this did not arise by recent inbreeding, but rather has been stable over an extended evolutionary timescale. We also find that the current large global abundance most likely reflects a recent rapid expansion from a much smaller founding population.

U2 - 10.1016/j.isci.2019.03.023

DO - 10.1016/j.isci.2019.03.023

M3 - Journal article

C2 - 31054839

VL - 15

SP - 592

EP - 599

JO - iScience

JF - iScience

SN - 2589-0042

ER -

ID: 223023090