Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520
Ocean acidification is expected to alter marine systems, but there is uncertainty about its effects due to the logistical difficulties of testing its large-scale and long-term effects. Responses of biological communities to increases in carbon dioxide can be assessed at CO2 seeps that cause chronic...
Main Authors: | , , , , , |
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Format: | Dataset |
Language: | English |
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PANGAEA - Data Publisher for Earth & Environmental Science
2014
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Subjects: | |
Online Access: | https://dx.doi.org/10.1594/pangaea.837970 https://doi.pangaea.de/10.1594/PANGAEA.837970 |
id |
ftdatacite:10.1594/pangaea.837970 |
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record_format |
openpolar |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
English |
topic |
Amphiroa sp. Benthos Biomass/Abundance/Elemental composition Caulerpa racemosa Cladophora sp. Cladostephus spongiosus CO2 vent Coast and continental shelf Community composition and diversity Corallina sp. Cystoseira amentacea Cystoseira corniculata Dictyota sp. Entire community Falkenbergia sp. Field observation Halimeda tuna Halopteris scoparia Jania rubens Laurencia sp. Mediterranean Sea Padina pavonica Rocky-shore community Sargassum vulgare Temperate Site Date Replicate Species Coverage Shannon Diversity Index Mass Aluminium Chromium Iron Cobalt Nickel Copper Zinc Arsenic Cadmium pH pH, standard deviation Temperature, water Temperature, water, standard deviation Salinity Salinity, standard deviation Alkalinity, total Carbonate system computation flag Carbon dioxide Partial pressure of carbon dioxide water at sea surface temperature wet air Fugacity of carbon dioxide water at sea surface temperature wet air Bicarbonate ion Carbonate ion Carbon, inorganic, dissolved Aragonite saturation state Calcite saturation state Potentiometric Potentiometric titration Calculated using seacarb after Nisumaa et al. 2010 Ocean Acidification International Coordination Centre OA-ICC |
spellingShingle |
Amphiroa sp. Benthos Biomass/Abundance/Elemental composition Caulerpa racemosa Cladophora sp. Cladostephus spongiosus CO2 vent Coast and continental shelf Community composition and diversity Corallina sp. Cystoseira amentacea Cystoseira corniculata Dictyota sp. Entire community Falkenbergia sp. Field observation Halimeda tuna Halopteris scoparia Jania rubens Laurencia sp. Mediterranean Sea Padina pavonica Rocky-shore community Sargassum vulgare Temperate Site Date Replicate Species Coverage Shannon Diversity Index Mass Aluminium Chromium Iron Cobalt Nickel Copper Zinc Arsenic Cadmium pH pH, standard deviation Temperature, water Temperature, water, standard deviation Salinity Salinity, standard deviation Alkalinity, total Carbonate system computation flag Carbon dioxide Partial pressure of carbon dioxide water at sea surface temperature wet air Fugacity of carbon dioxide water at sea surface temperature wet air Bicarbonate ion Carbonate ion Carbon, inorganic, dissolved Aragonite saturation state Calcite saturation state Potentiometric Potentiometric titration Calculated using seacarb after Nisumaa et al. 2010 Ocean Acidification International Coordination Centre OA-ICC Baggini, Cecilia Salomidi, Maria Voutsinas, Emanuela Bray, Laura Krasakopoulou, Evangelia Hall-Spencer, Jason M Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
topic_facet |
Amphiroa sp. Benthos Biomass/Abundance/Elemental composition Caulerpa racemosa Cladophora sp. Cladostephus spongiosus CO2 vent Coast and continental shelf Community composition and diversity Corallina sp. Cystoseira amentacea Cystoseira corniculata Dictyota sp. Entire community Falkenbergia sp. Field observation Halimeda tuna Halopteris scoparia Jania rubens Laurencia sp. Mediterranean Sea Padina pavonica Rocky-shore community Sargassum vulgare Temperate Site Date Replicate Species Coverage Shannon Diversity Index Mass Aluminium Chromium Iron Cobalt Nickel Copper Zinc Arsenic Cadmium pH pH, standard deviation Temperature, water Temperature, water, standard deviation Salinity Salinity, standard deviation Alkalinity, total Carbonate system computation flag Carbon dioxide Partial pressure of carbon dioxide water at sea surface temperature wet air Fugacity of carbon dioxide water at sea surface temperature wet air Bicarbonate ion Carbonate ion Carbon, inorganic, dissolved Aragonite saturation state Calcite saturation state Potentiometric Potentiometric titration Calculated using seacarb after Nisumaa et al. 2010 Ocean Acidification International Coordination Centre OA-ICC |
description |
Ocean acidification is expected to alter marine systems, but there is uncertainty about its effects due to the logistical difficulties of testing its large-scale and long-term effects. Responses of biological communities to increases in carbon dioxide can be assessed at CO2 seeps that cause chronic exposure to lower seawater pH over localised areas of seabed. Shifts in macroalgal communities have been described at temperate and tropical pCO2 seeps, but temporal and spatial replication of these observations is needed to strengthen confidence our predictions, especially because very few studies have been replicated between seasons. Here we describe the seawater chemistry and seasonal variability of macroalgal communities at CO2 seeps off Methana (Aegean Sea). Monitoring from 2011 to 2013 showed that seawater pH decreased to levels predicted for the end of this century at the seep site with no confounding gradients in Total Alkalinity, salinity, temperature or wave exposure. Most nutrient levels were similar along the pH gradient; silicate increased significantly with decreasing pH, but it was not limiting for algal growth at all sites. Metal concentrations in seaweed tissues varied between sites but did not consistently increase with pCO2. Our data on the flora are consistent with results from laboratory experiments and observations at Mediterranean CO2 seep sites in that benthic communities decreased in calcifying algal cover and increased in brown algal cover with increasing pCO2. This differs from the typical macroalgal community response to stress, which is a decrease in perennial brown algae and proliferation of opportunistic green algae. Cystoseira corniculata was more abundant in autumn and Sargassum vulgare in spring, whereas the articulated coralline alga Jania rubens was more abundant at reference sites in autumn. Diversity decreased with increasing CO2 regardless of season. Our results show that benthic community responses to ocean acidification are strongly affected by season. : In order to allow full comparability with other ocean acidification data sets, the R package seacarb (Lavigne et al, 2014) was used to compute a complete and consistent set of carbonate system variables, as described by Nisumaa et al. (2010). In this dataset the original values were archived in addition with the recalculated parameters (see related PI). The date of carbonate chemistry calculation is 2014-11-05. |
format |
Dataset |
author |
Baggini, Cecilia Salomidi, Maria Voutsinas, Emanuela Bray, Laura Krasakopoulou, Evangelia Hall-Spencer, Jason M |
author_facet |
Baggini, Cecilia Salomidi, Maria Voutsinas, Emanuela Bray, Laura Krasakopoulou, Evangelia Hall-Spencer, Jason M |
author_sort |
Baggini, Cecilia |
title |
Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
title_short |
Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
title_full |
Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
title_fullStr |
Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
title_full_unstemmed |
Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 |
title_sort |
seasonality affects macroalgal community response to increases in pco2, supplement to: baggini, cecilia; salomidi, maria; voutsinas, emanuela; bray, laura; krasakopoulou, evangelia; hall-spencer, jason m (2014): seasonality affects macroalgal community response to increases in pco2. plos one, 9(9), e106520 |
publisher |
PANGAEA - Data Publisher for Earth & Environmental Science |
publishDate |
2014 |
url |
https://dx.doi.org/10.1594/pangaea.837970 https://doi.pangaea.de/10.1594/PANGAEA.837970 |
long_lat |
ENVELOPE(-114.067,-114.067,-74.833,-74.833) |
geographic |
Bray |
geographic_facet |
Bray |
genre |
Ocean acidification |
genre_facet |
Ocean acidification |
op_relation |
https://cran.r-project.org/package=seacarb https://dx.doi.org/10.1371/journal.pone.0106520 https://cran.r-project.org/package=seacarb |
op_rights |
Creative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/legalcode cc-by-3.0 |
op_rightsnorm |
CC-BY |
op_doi |
https://doi.org/10.1594/pangaea.837970 https://doi.org/10.1371/journal.pone.0106520 |
_version_ |
1766157530644348928 |
spelling |
ftdatacite:10.1594/pangaea.837970 2023-05-15T17:50:40+02:00 Seasonality affects macroalgal community response to increases in pCO2, supplement to: Baggini, Cecilia; Salomidi, Maria; Voutsinas, Emanuela; Bray, Laura; Krasakopoulou, Evangelia; Hall-Spencer, Jason M (2014): Seasonality Affects Macroalgal Community Response to Increases in pCO2. PLoS ONE, 9(9), e106520 Baggini, Cecilia Salomidi, Maria Voutsinas, Emanuela Bray, Laura Krasakopoulou, Evangelia Hall-Spencer, Jason M 2014 text/tab-separated-values https://dx.doi.org/10.1594/pangaea.837970 https://doi.pangaea.de/10.1594/PANGAEA.837970 en eng PANGAEA - Data Publisher for Earth & Environmental Science https://cran.r-project.org/package=seacarb https://dx.doi.org/10.1371/journal.pone.0106520 https://cran.r-project.org/package=seacarb Creative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/legalcode cc-by-3.0 CC-BY Amphiroa sp. Benthos Biomass/Abundance/Elemental composition Caulerpa racemosa Cladophora sp. Cladostephus spongiosus CO2 vent Coast and continental shelf Community composition and diversity Corallina sp. Cystoseira amentacea Cystoseira corniculata Dictyota sp. Entire community Falkenbergia sp. Field observation Halimeda tuna Halopteris scoparia Jania rubens Laurencia sp. Mediterranean Sea Padina pavonica Rocky-shore community Sargassum vulgare Temperate Site Date Replicate Species Coverage Shannon Diversity Index Mass Aluminium Chromium Iron Cobalt Nickel Copper Zinc Arsenic Cadmium pH pH, standard deviation Temperature, water Temperature, water, standard deviation Salinity Salinity, standard deviation Alkalinity, total Carbonate system computation flag Carbon dioxide Partial pressure of carbon dioxide water at sea surface temperature wet air Fugacity of carbon dioxide water at sea surface temperature wet air Bicarbonate ion Carbonate ion Carbon, inorganic, dissolved Aragonite saturation state Calcite saturation state Potentiometric Potentiometric titration Calculated using seacarb after Nisumaa et al. 2010 Ocean Acidification International Coordination Centre OA-ICC Supplementary Dataset dataset Dataset 2014 ftdatacite https://doi.org/10.1594/pangaea.837970 https://doi.org/10.1371/journal.pone.0106520 2021-11-05T12:55:41Z Ocean acidification is expected to alter marine systems, but there is uncertainty about its effects due to the logistical difficulties of testing its large-scale and long-term effects. Responses of biological communities to increases in carbon dioxide can be assessed at CO2 seeps that cause chronic exposure to lower seawater pH over localised areas of seabed. Shifts in macroalgal communities have been described at temperate and tropical pCO2 seeps, but temporal and spatial replication of these observations is needed to strengthen confidence our predictions, especially because very few studies have been replicated between seasons. Here we describe the seawater chemistry and seasonal variability of macroalgal communities at CO2 seeps off Methana (Aegean Sea). Monitoring from 2011 to 2013 showed that seawater pH decreased to levels predicted for the end of this century at the seep site with no confounding gradients in Total Alkalinity, salinity, temperature or wave exposure. Most nutrient levels were similar along the pH gradient; silicate increased significantly with decreasing pH, but it was not limiting for algal growth at all sites. Metal concentrations in seaweed tissues varied between sites but did not consistently increase with pCO2. Our data on the flora are consistent with results from laboratory experiments and observations at Mediterranean CO2 seep sites in that benthic communities decreased in calcifying algal cover and increased in brown algal cover with increasing pCO2. This differs from the typical macroalgal community response to stress, which is a decrease in perennial brown algae and proliferation of opportunistic green algae. Cystoseira corniculata was more abundant in autumn and Sargassum vulgare in spring, whereas the articulated coralline alga Jania rubens was more abundant at reference sites in autumn. Diversity decreased with increasing CO2 regardless of season. Our results show that benthic community responses to ocean acidification are strongly affected by season. : In order to allow full comparability with other ocean acidification data sets, the R package seacarb (Lavigne et al, 2014) was used to compute a complete and consistent set of carbonate system variables, as described by Nisumaa et al. (2010). In this dataset the original values were archived in addition with the recalculated parameters (see related PI). The date of carbonate chemistry calculation is 2014-11-05. Dataset Ocean acidification DataCite Metadata Store (German National Library of Science and Technology) Bray ENVELOPE(-114.067,-114.067,-74.833,-74.833) |