Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros

Research output: Contribution to journalJournal articleResearchpeer-review

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Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. / Louis, Marie; Skovrind, Mikkel; Samaniego Castruita, Jose Alfredo; Garilao, Cristina; Kaschner, Kristin; Gopalakrishnan, Shyam; Haile, James S; Lydersen, Christian; Kovacs, Kit M; Garde, Eva; Heide-Jørgensen, Mads Peter; Postma, Lianne; Ferguson, Steven H; Willerslev, Eske; Lorenzen, Eline D.

In: Proceedings. Biological sciences, Vol. 287, No. 1925, 20192964, 29.04.2020.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Louis, M, Skovrind, M, Samaniego Castruita, JA, Garilao, C, Kaschner, K, Gopalakrishnan, S, Haile, JS, Lydersen, C, Kovacs, KM, Garde, E, Heide-Jørgensen, MP, Postma, L, Ferguson, SH, Willerslev, E & Lorenzen, ED 2020, 'Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros', Proceedings. Biological sciences, vol. 287, no. 1925, 20192964. https://doi.org/10.1098/rspb.2019.2964

APA

Louis, M., Skovrind, M., Samaniego Castruita, J. A., Garilao, C., Kaschner, K., Gopalakrishnan, S., ... Lorenzen, E. D. (2020). Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. Proceedings. Biological sciences, 287(1925), [20192964]. https://doi.org/10.1098/rspb.2019.2964

Vancouver

Louis M, Skovrind M, Samaniego Castruita JA, Garilao C, Kaschner K, Gopalakrishnan S et al. Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. Proceedings. Biological sciences. 2020 Apr 29;287(1925). 20192964. https://doi.org/10.1098/rspb.2019.2964

Author

Louis, Marie ; Skovrind, Mikkel ; Samaniego Castruita, Jose Alfredo ; Garilao, Cristina ; Kaschner, Kristin ; Gopalakrishnan, Shyam ; Haile, James S ; Lydersen, Christian ; Kovacs, Kit M ; Garde, Eva ; Heide-Jørgensen, Mads Peter ; Postma, Lianne ; Ferguson, Steven H ; Willerslev, Eske ; Lorenzen, Eline D. / Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. In: Proceedings. Biological sciences. 2020 ; Vol. 287, No. 1925.

Bibtex

@article{e0a16d5182dc4ba4932d3454f3530884,
title = "Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros",
abstract = "The Arctic is warming at an unprecedented rate, with unknown consequences for endemic fauna. However, Earth has experienced severe climatic oscillations in the past, and understanding how species responded to them might provide insight into their resilience to near-future climatic predictions. Little is known about the responses of Arctic marine mammals to past climatic shifts, but narwhals (Monodon monoceros) are considered one of the endemic Arctic species most vulnerable to environmental change. Here, we analyse 121 complete mitochondrial genomes from narwhals sampled across their range and use them in combination with species distribution models to elucidate the influence of past and ongoing climatic shifts on their population structure and demographic history. We find low levels of genetic diversity and limited geographic structuring of genetic clades. We show that narwhals experienced a long-term low effective population size, which increased after the Last Glacial Maximum, when the amount of suitable habitat expanded. Similar post-glacial habitat release has been a key driver of population size expansion of other polar marine predators. Our analyses indicate that habitat availability has been critical to the success of narwhals, raising concerns for their fate in an increasingly warming Arctic.",
author = "Marie Louis and Mikkel Skovrind and {Samaniego Castruita}, {Jose Alfredo} and Cristina Garilao and Kristin Kaschner and Shyam Gopalakrishnan and Haile, {James S} and Christian Lydersen and Kovacs, {Kit M} and Eva Garde and Heide-J{\o}rgensen, {Mads Peter} and Lianne Postma and Ferguson, {Steven H} and Eske Willerslev and Lorenzen, {Eline D}",
year = "2020",
month = "4",
day = "29",
doi = "10.1098/rspb.2019.2964",
language = "English",
volume = "287",
journal = "Proceedings of the Royal Society B: Biological Sciences",
issn = "0962-8452",
publisher = "The Royal Society Publishing",
number = "1925",

}

RIS

TY - JOUR

T1 - Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros

AU - Louis, Marie

AU - Skovrind, Mikkel

AU - Samaniego Castruita, Jose Alfredo

AU - Garilao, Cristina

AU - Kaschner, Kristin

AU - Gopalakrishnan, Shyam

AU - Haile, James S

AU - Lydersen, Christian

AU - Kovacs, Kit M

AU - Garde, Eva

AU - Heide-Jørgensen, Mads Peter

AU - Postma, Lianne

AU - Ferguson, Steven H

AU - Willerslev, Eske

AU - Lorenzen, Eline D

PY - 2020/4/29

Y1 - 2020/4/29

N2 - The Arctic is warming at an unprecedented rate, with unknown consequences for endemic fauna. However, Earth has experienced severe climatic oscillations in the past, and understanding how species responded to them might provide insight into their resilience to near-future climatic predictions. Little is known about the responses of Arctic marine mammals to past climatic shifts, but narwhals (Monodon monoceros) are considered one of the endemic Arctic species most vulnerable to environmental change. Here, we analyse 121 complete mitochondrial genomes from narwhals sampled across their range and use them in combination with species distribution models to elucidate the influence of past and ongoing climatic shifts on their population structure and demographic history. We find low levels of genetic diversity and limited geographic structuring of genetic clades. We show that narwhals experienced a long-term low effective population size, which increased after the Last Glacial Maximum, when the amount of suitable habitat expanded. Similar post-glacial habitat release has been a key driver of population size expansion of other polar marine predators. Our analyses indicate that habitat availability has been critical to the success of narwhals, raising concerns for their fate in an increasingly warming Arctic.

AB - The Arctic is warming at an unprecedented rate, with unknown consequences for endemic fauna. However, Earth has experienced severe climatic oscillations in the past, and understanding how species responded to them might provide insight into their resilience to near-future climatic predictions. Little is known about the responses of Arctic marine mammals to past climatic shifts, but narwhals (Monodon monoceros) are considered one of the endemic Arctic species most vulnerable to environmental change. Here, we analyse 121 complete mitochondrial genomes from narwhals sampled across their range and use them in combination with species distribution models to elucidate the influence of past and ongoing climatic shifts on their population structure and demographic history. We find low levels of genetic diversity and limited geographic structuring of genetic clades. We show that narwhals experienced a long-term low effective population size, which increased after the Last Glacial Maximum, when the amount of suitable habitat expanded. Similar post-glacial habitat release has been a key driver of population size expansion of other polar marine predators. Our analyses indicate that habitat availability has been critical to the success of narwhals, raising concerns for their fate in an increasingly warming Arctic.

U2 - 10.1098/rspb.2019.2964

DO - 10.1098/rspb.2019.2964

M3 - Journal article

C2 - 32315590

VL - 287

JO - Proceedings of the Royal Society B: Biological Sciences

JF - Proceedings of the Royal Society B: Biological Sciences

SN - 0962-8452

IS - 1925

M1 - 20192964

ER -

ID: 240008436