Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica
The potential impact of environmental change on terrestrial Antarctic ecosystems can be explored by inspecting biodiversity patterns across large-scale gradients. Unfortunately, morphology-based surveys of Antarctic invertebrates are time-consuming and limited by the cryptic nature of many taxa. We...
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Online Access: | http://dx.doi.org/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/full-xml/10.1098/rsos.160296 |
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crroyalsociety:10.1098/rsos.160296 2024-06-02T07:56:42+00:00 Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica Czechowski, Paul White, Duanne Clarke, Laurence McKay, Alan Cooper, Alan Stevens, Mark I. The University of Adelaide Australian Antarctic Division Australian Research Council 2016 http://dx.doi.org/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/full-xml/10.1098/rsos.160296 en eng The Royal Society https://royalsociety.org/journals/ethics-policies/data-sharing-mining/ Royal Society Open Science volume 3, issue 12, page 160296 ISSN 2054-5703 journal-article 2016 crroyalsociety https://doi.org/10.1098/rsos.160296 2024-05-07T14:16:56Z The potential impact of environmental change on terrestrial Antarctic ecosystems can be explored by inspecting biodiversity patterns across large-scale gradients. Unfortunately, morphology-based surveys of Antarctic invertebrates are time-consuming and limited by the cryptic nature of many taxa. We used biodiversity information derived from high-throughput sequencing (HTS) to elucidate the relationship between soil properties and invertebrate biodiversity in the Prince Charles Mountains, East Antarctica. Across 136 analysed soil samples collected from Mount Menzies, Mawson Escarpment and Lake Terrasovoje, we found invertebrate distribution in the Prince Charles Mountains significantly influenced by soil salinity and/or sulfur content. Phyla Tardigrada and Arachnida occurred predominantly in low-salinity substrates with abundant nutrients, whereas Bdelloidea (Rotifera) and Chromadorea (Nematoda) were more common in highly saline substrates. A significant correlation between invertebrate occurrence, soil salinity and time since deglaciation indicates that terrain age indirectly influences Antarctic terrestrial biodiversity, with more recently deglaciated areas supporting greater diversity. Our study demonstrates the value of HTS metabarcoding to investigate environmental constraints on inconspicuous soil biodiversity across large spatial scales. Article in Journal/Newspaper Antarc* Antarctic Antarctica East Antarctica Prince Charles Mountains The Royal Society Antarctic East Antarctica Mawson Escarpment ENVELOPE(68.167,68.167,-73.083,-73.083) Menzies ENVELOPE(61.911,61.911,-73.437,-73.437) Mount Menzies ENVELOPE(61.833,61.833,-73.500,-73.500) Prince Charles Mountains ENVELOPE(67.246,67.246,-71.427,-71.427) Royal Society Open Science 3 12 160296 |
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Open Polar |
collection |
The Royal Society |
op_collection_id |
crroyalsociety |
language |
English |
description |
The potential impact of environmental change on terrestrial Antarctic ecosystems can be explored by inspecting biodiversity patterns across large-scale gradients. Unfortunately, morphology-based surveys of Antarctic invertebrates are time-consuming and limited by the cryptic nature of many taxa. We used biodiversity information derived from high-throughput sequencing (HTS) to elucidate the relationship between soil properties and invertebrate biodiversity in the Prince Charles Mountains, East Antarctica. Across 136 analysed soil samples collected from Mount Menzies, Mawson Escarpment and Lake Terrasovoje, we found invertebrate distribution in the Prince Charles Mountains significantly influenced by soil salinity and/or sulfur content. Phyla Tardigrada and Arachnida occurred predominantly in low-salinity substrates with abundant nutrients, whereas Bdelloidea (Rotifera) and Chromadorea (Nematoda) were more common in highly saline substrates. A significant correlation between invertebrate occurrence, soil salinity and time since deglaciation indicates that terrain age indirectly influences Antarctic terrestrial biodiversity, with more recently deglaciated areas supporting greater diversity. Our study demonstrates the value of HTS metabarcoding to investigate environmental constraints on inconspicuous soil biodiversity across large spatial scales. |
author2 |
The University of Adelaide Australian Antarctic Division Australian Research Council |
format |
Article in Journal/Newspaper |
author |
Czechowski, Paul White, Duanne Clarke, Laurence McKay, Alan Cooper, Alan Stevens, Mark I. |
spellingShingle |
Czechowski, Paul White, Duanne Clarke, Laurence McKay, Alan Cooper, Alan Stevens, Mark I. Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
author_facet |
Czechowski, Paul White, Duanne Clarke, Laurence McKay, Alan Cooper, Alan Stevens, Mark I. |
author_sort |
Czechowski, Paul |
title |
Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
title_short |
Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
title_full |
Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
title_fullStr |
Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
title_full_unstemmed |
Age-related environmental gradients influence invertebrate distribution in the Prince Charles Mountains, East Antarctica |
title_sort |
age-related environmental gradients influence invertebrate distribution in the prince charles mountains, east antarctica |
publisher |
The Royal Society |
publishDate |
2016 |
url |
http://dx.doi.org/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160296 https://royalsocietypublishing.org/doi/full-xml/10.1098/rsos.160296 |
long_lat |
ENVELOPE(68.167,68.167,-73.083,-73.083) ENVELOPE(61.911,61.911,-73.437,-73.437) ENVELOPE(61.833,61.833,-73.500,-73.500) ENVELOPE(67.246,67.246,-71.427,-71.427) |
geographic |
Antarctic East Antarctica Mawson Escarpment Menzies Mount Menzies Prince Charles Mountains |
geographic_facet |
Antarctic East Antarctica Mawson Escarpment Menzies Mount Menzies Prince Charles Mountains |
genre |
Antarc* Antarctic Antarctica East Antarctica Prince Charles Mountains |
genre_facet |
Antarc* Antarctic Antarctica East Antarctica Prince Charles Mountains |
op_source |
Royal Society Open Science volume 3, issue 12, page 160296 ISSN 2054-5703 |
op_rights |
https://royalsociety.org/journals/ethics-policies/data-sharing-mining/ |
op_doi |
https://doi.org/10.1098/rsos.160296 |
container_title |
Royal Society Open Science |
container_volume |
3 |
container_issue |
12 |
container_start_page |
160296 |
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1800758187312283648 |