Dueñas-Bohórquez, Adriana; Raitzsch, Markus; de Nooijer, Lennart Jan; Reichart, Gert-Jan (2011): Seawater carbonate chemistry and impacts of calcium and carbonate ion concentration on Mg and Sr incorporation in cultured benthic foraminifera (Ammonia tepida and Heterostegina depressa), 2011 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.770474, Supplement to: Dueñas-Bohórquez, A et al. (2011): Independent impacts of calcium and carbonate ion concentration on Mg and Sr incorporation in cultured benthic foraminifera. Marine Micropaleontology, 81(3-4), 122-130, https://doi.org/10.1016/j.marmicro.2011.08.002
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Abstract:
Laboratory culture experiments were conducted to determine effects of seawater carbonate ion concentration ([CO32-]), and thereby calcite saturation state, on Mg and Sr incorporation into calcite of two species of shallow-water benthic foraminifera: Ammonia tepida and Heterostegina depressa. Impact on Mg and Sr incorporation by increased seawater [CO32-] and thereby higher calcite saturation state, is absent in either species. Comparison to results from a similar culturing experiment, in which calcite saturation state was varied as a function of [Ca2+], reveals that saturation state affects incorporation of Mg and Sr through calcium- rather than carbonate availability. The similarity in response by both species is surprising since the average Mg/Ca ratio is ~ 70 times higher in H. depressa than in A. tepida. Furthermore, these results suggest that the ions involved in biomineralization (i.e. Ca2+ and DIC) are processed by separate cellular transport mechanisms. The similar response of Mg and Sr incorporation in this study suggests that only differences in the Ca2+ transport mechanism affect divalent cation partitioning.
Keyword(s):
Project(s):
Funding:
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):
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
282 data points
Data
1 Species | 2 ID | 3 Sal | 4 Sal std dev [±] | 5 Temp [°C] | 6 T std dev [±] | 7 AT [µmol/kg] (Measured) | 8 AT std dev [±] | 9 DIC [µmol/kg] (Measured) | 10 DIC std dev [±] | 11 pH (Calculated using CO2SYS) | 12 pH std dev [±] | 13 [CO3]2- [µmol/kg] (Calculated using CO2SYS) | 14 [CO3]2- std dev [±] | 15 Omega Cal (Calculated using CO2SYS) | 16 Omega Cal std dev [±] | 17 No spec [#] (Beginning of experiment) | 18 No spec [#] (Living at the end of experiment) | 19 No spec [#] (Living juveniles at the end o...) | 20 No spec [#] (Specimens analysed) | 21 A. tepida chambers [#] | 22 A. tepida chambers/ind [#/#] | 23 Rows chamb [#] (of Heterostegian depressa) | 24 Rows chamb/ind [#/#] (of Heterostegian depressa) | 25 Repl [#] | 26 A. tepida Mg/Ca [mmol/mol] | 27 A. tepida Mg/Ca std dev [±] | 28 H. depressa Mg/Ca [mmol/mol] | 29 H. depressa Mg/Ca std dev [±] | 30 A. tepida Sr/Ca [mmol/mol] | 31 A. tepida Sr/Ca std dev [±] | 32 H. depressa Sr/Ca [mmol/mol] | 33 H. depressa Sr/Ca std dev [±] | 34 CSC flag (Calculated using seacarb afte...) | 35 pH (Total scale, Calculated using...) | 36 CO2 [µmol/kg] (Calculated using seacarb afte...) | 37 pCO2water_SST_wet [µatm] (Calculated using seacarb afte...) | 38 fCO2water_SST_wet [µatm] (Calculated using seacarb afte...) | 39 [HCO3]- [µmol/kg] (Calculated using seacarb afte...) | 40 [CO3]2- [µmol/kg] (Calculated using seacarb afte...) | 41 Omega Arg (Calculated using seacarb afte...) | 42 Omega Cal (Calculated using seacarb afte...) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ammonia tepida | 1 | 35 | 0.1 | 18 | 0.5 | 2236 | 5 | 2074 | 36 | 8.00 | 0.07 | 124 | 22 | 3 | 0.5 | 31 | 82 | 9 | 17 | 2.00 | 9 | 1.63 | 0.06 | 1.47 | 0.04 | 15 | 7.88 | 20.55 | 601.450 | 599.390 | 1930.570 | 122.880 | 1.90 | 2.93 | |||||||
Ammonia tepida | 2 | 35 | 0.3 | 18 | 0.5 | 2340 | 28 | 2137 | 74 | 8.08 | 0.10 | 158 | 43 | 4 | 0.8 | 30 | 21 | >50 | 8 | 32 | 4.00 | 8 | 1.69 | 0.03 | 1.35 | 0.03 | 15 | 7.96 | 17.44 | 510.490 | 508.730 | 1968.960 | 150.590 | 2.32 | 3.59 | ||||||
Ammonia tepida | 3 | 35 | 0.1 | 18 | 0.5 | 2500 | 11 | 2076 | 40 | 8.43 | 0.05 | 298 | 31 | 7 | 0.7 | 34 | 34 | >50 | 10 | 28 | 2.80 | 10 | 1.87 | 0.08 | 1.39 | 0.04 | 15 | 8.31 | 7.06 | 206.520 | 205.810 | 1768.600 | 300.340 | 4.64 | 7.17 | ||||||
Ammonia tepida | 4 | 35 | 0.1 | 18 | 0.5 | 2700 | 12 | 2084 | 26 | 8.63 | 0.02 | 432 | 22 | 10 | 0.5 | 36 | 84 | 11 | 37 | 3.40 | 11 | 2.00 | 0.07 | 1.50 | 0.04 | 15 | 8.51 | 4.11 | 120.380 | 119.960 | 1637.940 | 441.950 | 6.82 | 10.55 | |||||||
Heterostegina depressa | 1 | 35 | 0.1 | 24 | 0.5 | 2250 | 5 | 2080 | 25 | 7.95 | 0.05 | 130 | 13 | 3 | 0.3 | 30 | 30 | 9 | 10 | 1.10 | 9 | 135.00 | 4.00 | 2.50 | 0.07 | 15 | 7.81 | 21.31 | 734.000 | 731.660 | 1928.230 | 130.460 | 2.06 | 3.13 | |||||||
Heterostegina depressa | 2 | 35 | 0.1 | 24 | 0.5 | 2500 | 40 | 2074 | 25 | 8.35 | 0.02 | 290 | 37 | 7 | 0.9 | 31 | 31 | 11 | 11 | 1.00 | 11 | 132.00 | 3.00 | 2.56 | 0.06 | 15 | 8.22 | 7.64 | 263.020 | 262.180 | 1762.270 | 304.100 | 4.80 | 7.31 | |||||||
Heterostegina depressa | 3 | 35 | 0.1 | 24 | 0.5 | 2550 | 74 | 2098 | 29 | 8.38 | 0.04 | 324 | 63 | 8 | 1.5 | 35 | 35 | 12 | 14 | 1.20 | 12 | 134.00 | 3.00 | 2.42 | 0.04 | 15 | 8.25 | 7.21 | 248.270 | 247.480 | 1766.920 | 323.870 | 5.11 | 7.78 | |||||||
Heterostegina depressa | 4 | 35 | 0.1 | 24 | 0.5 | 2800 | 40 | 2114 | 48 | 8.61 | 0.02 | 465 | 34 | 11 | 0.8 | 30 | 30 | 5 | 5 | 1.00 | 5 | 144.00 | 6.00 | 2.54 | 0.10 | 15 | 8.47 | 3.90 | 134.370 | 133.940 | 1612.030 | 498.070 | 7.86 | 11.97 |