Marine mammal hotspots across the circumpolar Arctic
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Marine mammal hotspots across the circumpolar Arctic. / Hamilton, Charmain D.; Lydersen, Christian; Aars, Jon; Acquarone, Mario; Atwood, Todd; Baylis, Alastair; Biuw, Martin; Boltunov, Andrei N.; Born, Erik W.; Boveng, Peter; Brown, Tanya M.; Cameron, Michael; Citta, John; Crawford, Justin; Dietz, Rune; Elias, Jim; Ferguson, Steven H.; Fisk, Aaron; Folkow, Lars P.; Frost, Kathryn J.; Glazov, Dmitri M.; Granquist, Sandra M.; Gryba, Rowenna; Harwood, Lois; Haug, Tore; Heide-Jørgensen, Mads Peter; Hussey, Nigel E.; Kalinek, Jimmy; Laidre, Kristin L.; Litovka, Dennis I.; London, Josh M.; Loseto, Lisa L.; MacPhee, Shannon; Marcoux, Marianne; Matthews, Cory J. D.; Nilssen, Kjell; Nordøy, Erling S.; O’Corry-Crowe, Greg; Øien, Nils; Olsen, Morten Tange; Quakenbush, Lori; Rosing-Asvid, Aqqalu; Semenova, Varvara; Shelden, Kim E. W.; Shpak, Olga V.; Stenson, Garry; Storrie, Luke; Sveegaard, Signe; Teilmann, Jonas; Ugarte, Fernando; Von Duyke, Andrew L.; Watt, Cortney; Wiig, Øystein; Wilson, Ryan R.; Yurkowski, David J.; Kovacs, Kit M.
In: Diversity and Distributions, Vol. 28, No. 12, 2022, p. 2729-2753.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Marine mammal hotspots across the circumpolar Arctic
AU - Hamilton, Charmain D.
AU - Lydersen, Christian
AU - Aars, Jon
AU - Acquarone, Mario
AU - Atwood, Todd
AU - Baylis, Alastair
AU - Biuw, Martin
AU - Boltunov, Andrei N.
AU - Born, Erik W.
AU - Boveng, Peter
AU - Brown, Tanya M.
AU - Cameron, Michael
AU - Citta, John
AU - Crawford, Justin
AU - Dietz, Rune
AU - Elias, Jim
AU - Ferguson, Steven H.
AU - Fisk, Aaron
AU - Folkow, Lars P.
AU - Frost, Kathryn J.
AU - Glazov, Dmitri M.
AU - Granquist, Sandra M.
AU - Gryba, Rowenna
AU - Harwood, Lois
AU - Haug, Tore
AU - Heide-Jørgensen, Mads Peter
AU - Hussey, Nigel E.
AU - Kalinek, Jimmy
AU - Laidre, Kristin L.
AU - Litovka, Dennis I.
AU - London, Josh M.
AU - Loseto, Lisa L.
AU - MacPhee, Shannon
AU - Marcoux, Marianne
AU - Matthews, Cory J. D.
AU - Nilssen, Kjell
AU - Nordøy, Erling S.
AU - O’Corry-Crowe, Greg
AU - Øien, Nils
AU - Olsen, Morten Tange
AU - Quakenbush, Lori
AU - Rosing-Asvid, Aqqalu
AU - Semenova, Varvara
AU - Shelden, Kim E. W.
AU - Shpak, Olga V.
AU - Stenson, Garry
AU - Storrie, Luke
AU - Sveegaard, Signe
AU - Teilmann, Jonas
AU - Ugarte, Fernando
AU - Von Duyke, Andrew L.
AU - Watt, Cortney
AU - Wiig, Øystein
AU - Wilson, Ryan R.
AU - Yurkowski, David J.
AU - Kovacs, Kit M.
N1 - Publisher Copyright: © 2022 The Authors. Diversity and Distributions published by John Wiley & Sons Ltd.
PY - 2022
Y1 - 2022
N2 - Aim: Identify hotspots and areas of high species richness for Arctic marine mammals. Location: Circumpolar Arctic. Methods: A total of 2115 biologging devices were deployed on marine mammals from 13 species in the Arctic from 2005 to 2019. Getis-Ord Gi* hotspots were calculated based on the number of individuals in grid cells for each species and for phylogenetic groups (nine pinnipeds, three cetaceans, all species) and areas with high species richness were identified for summer (Jun-Nov), winter (Dec-May) and the entire year. Seasonal habitat differences among species’ hotspots were investigated using Principal Component Analysis. Results: Hotspots and areas with high species richness occurred within the Arctic continental-shelf seas and within the marginal ice zone, particularly in the “Arctic gateways” of the north Atlantic and Pacific oceans. Summer hotspots were generally found further north than winter hotspots, but there were exceptions to this pattern, including bowhead whales in the Greenland-Barents Seas and species with coastal distributions in Svalbard, Norway and East Greenland. Areas with high species richness generally overlapped high-density hotspots. Large regional and seasonal differences in habitat features of hotspots were found among species but also within species from different regions. Gap analysis (discrepancy between hotspots and IUCN ranges) identified species and regions where more research is required. Main conclusions: This study identified important areas (and habitat types) for Arctic marine mammals using available biotelemetry data. The results herein serve as a benchmark to measure future distributional shifts. Expanded monitoring and telemetry studies are needed on Arctic species to understand the impacts of climate change and concomitant ecosystem changes (synergistic effects of multiple stressors). While efforts should be made to fill knowledge gaps, including regional gaps and more complete sex and age coverage, hotspots identified herein can inform management efforts to mitigate the impacts of human activities and ecological changes, including creation of protected areas.
AB - Aim: Identify hotspots and areas of high species richness for Arctic marine mammals. Location: Circumpolar Arctic. Methods: A total of 2115 biologging devices were deployed on marine mammals from 13 species in the Arctic from 2005 to 2019. Getis-Ord Gi* hotspots were calculated based on the number of individuals in grid cells for each species and for phylogenetic groups (nine pinnipeds, three cetaceans, all species) and areas with high species richness were identified for summer (Jun-Nov), winter (Dec-May) and the entire year. Seasonal habitat differences among species’ hotspots were investigated using Principal Component Analysis. Results: Hotspots and areas with high species richness occurred within the Arctic continental-shelf seas and within the marginal ice zone, particularly in the “Arctic gateways” of the north Atlantic and Pacific oceans. Summer hotspots were generally found further north than winter hotspots, but there were exceptions to this pattern, including bowhead whales in the Greenland-Barents Seas and species with coastal distributions in Svalbard, Norway and East Greenland. Areas with high species richness generally overlapped high-density hotspots. Large regional and seasonal differences in habitat features of hotspots were found among species but also within species from different regions. Gap analysis (discrepancy between hotspots and IUCN ranges) identified species and regions where more research is required. Main conclusions: This study identified important areas (and habitat types) for Arctic marine mammals using available biotelemetry data. The results herein serve as a benchmark to measure future distributional shifts. Expanded monitoring and telemetry studies are needed on Arctic species to understand the impacts of climate change and concomitant ecosystem changes (synergistic effects of multiple stressors). While efforts should be made to fill knowledge gaps, including regional gaps and more complete sex and age coverage, hotspots identified herein can inform management efforts to mitigate the impacts of human activities and ecological changes, including creation of protected areas.
KW - Arctic continental shelf
KW - biotelemetry
KW - cetacean
KW - distribution
KW - Getis-Ord Gi hotspots
KW - ice-associated
KW - marginal ice zone
KW - pinniped
KW - polar bear
KW - species richness
U2 - 10.1111/ddi.13543
DO - 10.1111/ddi.13543
M3 - Journal article
AN - SCOPUS:85129819812
VL - 28
SP - 2729
EP - 2753
JO - Diversity and Distributions
JF - Diversity and Distributions
SN - 1366-9516
IS - 12
ER -
ID: 307738145