Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ...
Funder: Antarctic Science Bursary ... : Anthropogenic carbon emissions are causing seawater pH to decline, yet the impact on marine calcifiers is uncertain. Scleractinian corals and coralline algae strongly elevate the pH of their calcifying fluid (CF) to promote calcification. Other organisms adopt...
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Online Access: | https://dx.doi.org/10.17863/cam.87096 https://www.repository.cam.ac.uk/handle/1810/339677 |
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ftdatacite:10.17863/cam.87096 2024-02-27T08:35:23+00:00 Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... Stewart, Joseph A Strawson, Ivo Kershaw, James Robinson, Laura F 2022 https://dx.doi.org/10.17863/cam.87096 https://www.repository.cam.ac.uk/handle/1810/339677 en eng Springer Science and Business Media LLC Animals Anthozoa Calcification, Physiologic Calcium Carbonate Hydrogen-Ion Concentration Seawater Skeleton Water article-journal ScholarlyArticle JournalArticle Article 2022 ftdatacite https://doi.org/10.17863/cam.87096 2024-02-01T15:02:53Z Funder: Antarctic Science Bursary ... : Anthropogenic carbon emissions are causing seawater pH to decline, yet the impact on marine calcifiers is uncertain. Scleractinian corals and coralline algae strongly elevate the pH of their calcifying fluid (CF) to promote calcification. Other organisms adopt less energetically demanding calcification approaches but restrict their habitat. Stylasterid corals occur widely (extending well below the carbonate saturation horizon) and precipitate both aragonite and high-Mg calcite, however, their mode of biocalcification and resilience to ocean acidification are unknown. Here we measure skeletal boron isotopes (δ11B), B/Ca, and U/Ca to provide the first assessment of pH and rate of seawater flushing of stylasterid CF. Remarkably, both aragonitic and high-Mg calcitic stylasterids have low δ11B values implying little modification of internal pH. Collectively, our results suggest stylasterids have low seawater exchange rates into the calcifying space or rely on organic molecule templating to facilitate ... Article in Journal/Newspaper Antarc* Antarctic Ocean acidification DataCite Metadata Store (German National Library of Science and Technology) Antarctic |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
English |
topic |
Animals Anthozoa Calcification, Physiologic Calcium Carbonate Hydrogen-Ion Concentration Seawater Skeleton Water |
spellingShingle |
Animals Anthozoa Calcification, Physiologic Calcium Carbonate Hydrogen-Ion Concentration Seawater Skeleton Water Stewart, Joseph A Strawson, Ivo Kershaw, James Robinson, Laura F Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
topic_facet |
Animals Anthozoa Calcification, Physiologic Calcium Carbonate Hydrogen-Ion Concentration Seawater Skeleton Water |
description |
Funder: Antarctic Science Bursary ... : Anthropogenic carbon emissions are causing seawater pH to decline, yet the impact on marine calcifiers is uncertain. Scleractinian corals and coralline algae strongly elevate the pH of their calcifying fluid (CF) to promote calcification. Other organisms adopt less energetically demanding calcification approaches but restrict their habitat. Stylasterid corals occur widely (extending well below the carbonate saturation horizon) and precipitate both aragonite and high-Mg calcite, however, their mode of biocalcification and resilience to ocean acidification are unknown. Here we measure skeletal boron isotopes (δ11B), B/Ca, and U/Ca to provide the first assessment of pH and rate of seawater flushing of stylasterid CF. Remarkably, both aragonitic and high-Mg calcitic stylasterids have low δ11B values implying little modification of internal pH. Collectively, our results suggest stylasterids have low seawater exchange rates into the calcifying space or rely on organic molecule templating to facilitate ... |
format |
Article in Journal/Newspaper |
author |
Stewart, Joseph A Strawson, Ivo Kershaw, James Robinson, Laura F |
author_facet |
Stewart, Joseph A Strawson, Ivo Kershaw, James Robinson, Laura F |
author_sort |
Stewart, Joseph A |
title |
Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
title_short |
Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
title_full |
Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
title_fullStr |
Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
title_full_unstemmed |
Stylasterid corals build aragonite skeletons in undersaturated water despite low pH at the site of calcification. ... |
title_sort |
stylasterid corals build aragonite skeletons in undersaturated water despite low ph at the site of calcification. ... |
publisher |
Springer Science and Business Media LLC |
publishDate |
2022 |
url |
https://dx.doi.org/10.17863/cam.87096 https://www.repository.cam.ac.uk/handle/1810/339677 |
geographic |
Antarctic |
geographic_facet |
Antarctic |
genre |
Antarc* Antarctic Ocean acidification |
genre_facet |
Antarc* Antarctic Ocean acidification |
op_doi |
https://doi.org/10.17863/cam.87096 |
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1792041936012443648 |