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Bechmann, Renée Katrin; Taban, Ingrid Christina; Westerlund, Stig; Godal, Brit Fjone; Arnberg, Maj; Vingen, Sjur; Ingvarsdottir, Anna; Baussant, Thierry (2011): Seawater carbonate chemistry and biological processes of Mytilus edulis during experiments, 2011 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.763290, Supplement to: Bechmann, RK et al. (2011): Effects of ocean acidification on early life stages of shrimp (Pandalus borealis) and mussel (Mytilus edulis). Journal of Toxicology and Environmental Health-Part A-Current Issues, 74(7-9), 424-438, https://doi.org/10.1080/15287394.2011.550460

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Abstract:
Ocean acidification (OA) resulting from anthropogenic emissions of carbon dioxide (CO2) has already lowered and is predicted to further lower surface ocean pH. There is a particular need to study effects of OA on organisms living in cold-water environments due to the higher solubility of CO2 at lower temperatures. Mussel larvae (Mytilus edulis) and shrimp larvae (Pandalus borealis) were kept under an ocean acidification scenario predicted for the year 2100 (pH 7.6) and compared against identical batches of organisms held under the current oceanic pH of 8.1, which acted as a control. The temperature was held at a constant 10°C in the mussel experiment and at 5°C in the shrimp experiment. There was no marked effect on fertilization success, development time, or abnormality to the D-shell stage, or on feeding of mussel larvae in the low-pH (pH 7.6) treatment. Mytilus edulis larvae were still able to develop a shell in seawater undersaturated with respect to aragonite (a mineral form of CaCO3), but the size of low-pH larvae was significantly smaller than in the control. After 2 mo of exposure the mussels were 28% smaller in the pH 7.6 treatment than in the control. The experiment with Pandalus borealis larvae ran from 1 through 35 days post hatch. Survival of shrimp larvae was not reduced after 5 wk of exposure to pH 7.6, but a significant delay in zoeal progression (development time) was observed.
Keyword(s):
Animalia; Bottles or small containers/Aquaria (<20 L); Coast and continental shelf; Growth/Morphology; Laboratory experiment; Mollusca; Mytilus edulis; North Atlantic; Pelagos; Single species; Temperate; Zooplankton
Funding:
Seventh Framework Programme (FP7), grant/award no. 211384: European Project on Ocean Acidification
Sixth Framework Programme (FP6), grant/award no. 511106: European network of excellence for Ocean Ecosystems Analysis
Comment:
In order to allow full comparability with other ocean acidification data sets, the R package seacarb (Lavigne and Gattuso, 2011) 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).
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Experimental treatmentExp treatBechmann, Renée Katrin
2SpeciesSpeciesBechmann, Renée Katrin
3Experiment dayExp daydayBechmann, Renée Katrin
4ReplicatesRepl#Bechmann, Renée Katrin
5IdentificationIDBechmann, Renée Katrin
6Mytilus edulis, larvae, sizeM. edulis larv sizeµmBechmann, Renée KatrinMicroscopyFeret maximum
7Mytilus edulis, larvae, sizeM. edulis larv sizeµmBechmann, Renée KatrinMicroscopyFeret minimum
8Mytilus edulis, larvae, areaM. edulis larv areaµm2Bechmann, Renée KatrinMicroscopy
9Mytilus edulis, larvae, perimeterM. edulis larv perimµmBechmann, Renée KatrinMicroscopy
10Mytilus edulis, D-larvaeM. edulis D-larv%Bechmann, Renée KatrinMicroscopyDay 3
11Mytilus edulis, D-larvaeM. edulis D-larv%Bechmann, Renée KatrinMicroscopyDay 3, deformed
12Mytilus edulis, larvae, settledM. edulis larv sett%Bechmann, Renée KatrinMicroscopyDay 64
13Mytilus edulis, larvae, digestion stage IM. edulis larv stage I%Bechmann, Renée KatrinMicroscopy18 days post fertilization
14Mytilus edulis, larvae, digestion stage IIM. edulis larv stage II%Bechmann, Renée KatrinMicroscopy18 days post fertilization
15Mytilus edulis, larvae, digestion stage IIM. edulis larv stage II%Bechmann, Renée KatrinMicroscopy18 days post fertilization
16SalinitySalBechmann, Renée KatrinCT-probe Aqua TROLL 100
17Salinity, standard deviationSal std dev±Bechmann, Renée Katrin
18Temperature, waterTemp°CBechmann, Renée Katrin
19Temperature, standard deviationT std dev±Bechmann, Renée Katrin
20pHpHBechmann, Renée KatrinpH meter (Orion)Header; NBS scale
21pH, standard deviationpH std dev±Bechmann, Renée Katrin
22pHpHBechmann, Renée KatrinpH meter (Orion)Test Chamber; NBS scale
23pH, standard deviationpH std dev±Bechmann, Renée Katrin
24Alkalinity, totalATµmol/kgBechmann, Renée KatrinInterpretation from literature (PKDB)Lower limit
25Alkalinity, totalATµmol/kgBechmann, Renée KatrinInterpretation from literature (PKDB)Upper limit
26Alkalinity, totalATµmol/kgBechmann, Renée KatrinMeasured
27Alkalinity, total, standard deviationAT std dev±Bechmann, Renée Katrin
28Carbon, inorganic, dissolvedDICµmol/kgBechmann, Renée KatrinCalculated using CO2SYS
29Carbonate system computation flagCSC flagNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
30pHpHNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)Total scale
31Carbon dioxideCO2µmol/kgNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
32Partial pressure of carbon dioxide (water) at sea surface temperature (wet air)pCO2water_SST_wetµatmNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
33Fugacity of carbon dioxide (water) at sea surface temperature (wet air)fCO2water_SST_wetµatmNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
34Bicarbonate ion[HCO3]-µmol/kgNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
35Carbonate ion[CO3]2-µmol/kgNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
36Aragonite saturation stateOmega ArgNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
37Calcite saturation stateOmega CalNisumaa, Anne-MarinCalculated using seacarb after Nisumaa et al. (2010)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
28123 data points

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