Calcification Relative to Calcification at Current pH

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Cladocora caespitosa [Pillow Coral]

Statistics  
  Decline in pH from the Present
 
0.0 to 0.09
0.09 to 0.17
0.17 to 0.3
0.3 to 0.5
More than 0.5
Number of Results
 
 
16
 
 
Arithmetic Mean
 
 
1.13
 
 
Standard Error
 
 
0.08
 
 

Individual Experiement Results  
      Decline in pH from the Present    

Journal References

Experimental Conditions
0.0
to
0.09
0.09
to
0.17
0.17
to
0.3
0.3
to
0.5
More
than
0.5

Rodolfo-Metalpa et al. (2010)

Rates of light calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in winter. Temperature = 13.4░C, salinity = ~38 psu. pH was altered by the addition of CO2.
 

 

1.50

 

 

Rodolfo-Metalpa et al. (2010)

Rates of light calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in winter. Temperature was increased 3 degrees from normal ambient winter values to 16.4░C. Salinity = ~38 psu and pH was altered by the addition of CO2.
 

 

1.53

 

 

Rodolfo-Metalpa et al. (2010)

Rates of light calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in summer. Temperature = 21.7░C, salinity = ~38 psu. pH was altered by the addition of CO2.
 

 

1.10

 

 

Rodolfo-Metalpa et al. (2010)

Rates of light calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in summer. Temperature was increased ~3 degrees from normal ambient summer values to 24.5░C. Salinity = ~38 psu and pH was altered by the addition of CO2.
 

 

1.04

 

 

Rodolfo-Metalpa et al. (2010)

Rates of dark calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in winter. Temperature = 13.4░C, salinity = ~38 psu. pH was altered by the addition of CO2.
 

 

1.29

 

 

Rodolfo-Metalpa et al. (2010)

Rates of dark calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in winter. Temperature was increased 3 degrees from normal ambient winter values to 16.4░C. Salinity = ~38 psu and pH was altered by the addition of CO2.
 

 

1.31

 

 

Rodolfo-Metalpa et al. (2010)

Rates of dark calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in summer. Temperature = 21.7░C, salinity = ~38 psu. pH was altered by the addition of CO2.
 

 

1.35

 

 

Rodolfo-Metalpa et al. (2010)

Rates of dark calcification of a temperate coral (Cladocora caespitosa) grown for 30 days under normal and reduced pH conditions in summer. Temperature was increased ~3 degrees from normal ambient summer values to 24.5░C. Salinity = ~38 psu and pH was altered by the addition of CO2.
 

 

1.06

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 3 months (Jul-Sep 2006) under normal and reduced pH conditions. Temperature = 21.7░C, salinity = ~38 psu. Control bicarbonate = 1941 Ámol kg-1, Treatment bicarbonate = 2317 Ámol kg-1, control carbonate = 247 Ámol kg-1, treatment bicarbonate = 175 Ámol kg-1, control total alkalinity = 2538 Ámol kg-1, treatment total alkalinity = 2543 Ámol kg-1, control DIC = 2201 Ámol kg-1, treatment DIC = 2317 Ámol kg-1, control Ωaragonite = 3.77, treatment Ωaragonite = 2.68. pH was altered by the addition of CO2.
 

 

1.53

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 3 months (Jul-Sep 2006) under normal and reduced pH conditions. Temperature = 24.5░C, salinity = ~38 psu. Control bicarbonate = 2203 Ámol kg-1, Treatment bicarbonate = 2114 Ámol kg-1, control carbonate = 249 Ámol kg-1, treatment bicarbonate = 180 Ámol kg-1, control total alkalinity = 2541 Ámol kg-1, treatment total alkalinity = 2546 Ámol kg-1, control DIC = 2203 Ámol kg-1, treatment DIC = 2315 Ámol kg-1, control Ωaragonite = 3.86, treatment Ωaragonite = 2.78. pH was altered by the addition of CO2.
 

 

0.89

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 6 months (Jul-Dec 2006) under normal and reduced pH conditions. Temperature = 18.0░C, salinity = ~38 psu. Control bicarbonate = 1959 Ámol kg-1, Treatment bicarbonate = 2322 Ámol kg-1, control carbonate = 233 Ámol kg-1, treatment bicarbonate = 156 Ámol kg-1, control total alkalinity = 2526 Ámol kg-1, treatment total alkalinity = 2521 Ámol kg-1, control DIC = 2205 Ámol kg-1, treatment DIC = 2322 Ámol kg-1, control Ωaragonite = 3.53, treatment Ωaragonite = 2.35. pH was altered by the addition of CO2.
 

 

0.84

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 6 months (Jul-Dec 2006) under normal and reduced pH conditions. Temperature = 21.0░C, salinity = ~38 psu. Control bicarbonate = 2202 Ámol kg-1, Treatment bicarbonate = 2127 Ámol kg-1, control carbonate = 242 Ámol kg-1, treatment bicarbonate = 167 Ámol kg-1, control total alkalinity = 2533 Ámol kg-1, treatment total alkalinity = 2530 Ámol kg-1, control DIC = 2203 Ámol kg-1, treatment DIC = 2317 Ámol kg-1, control Ωaragonite = 3.69, treatment Ωaragonite = 2.55. pH was altered by the addition of CO2.
 

 

0.70

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 9 months (Jul 2006 - Mar 2007) under normal and reduced pH conditions. Temperature = 13.4░C, salinity = ~38 psu. Control bicarbonate = 2043 Ámol kg-1, Treatment bicarbonate = 2378 Ámol kg-1, control carbonate = 203 Ámol kg-1, treatment bicarbonate = 131 Ámol kg-1, control total alkalinity = 2540 Ámol kg-1, treatment total alkalinity = 2538 Ámol kg-1, control DIC = 2262 Ámol kg-1, treatment DIC = 2378 Ámol kg-1, control Ωaragonite = 3.04, treatment Ωaragonite = 1.96. pH was altered by the addition of CO2.
 

 

1.30

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 9 months (Jul 2006 - Mar 2007) under normal and reduced pH conditions. Temperature = 16.4░C, salinity = ~38 psu. Control bicarbonate = 2053 Ámol kg-1, Treatment bicarbonate = 2208 Ámol kg-1, control carbonate = 211 Ámol kg-1, treatment bicarbonate = 139 Ámol kg-1, control total alkalinity = 2540 Ámol kg-1, treatment total alkalinity = 2545 Ámol kg-1, control DIC = 2254 Ámol kg-1, treatment DIC = 2374 Ámol kg-1, control Ωaragonite = 3.17, treatment Ωaragonite = 2.10. pH was altered by the addition of CO2.
 

 

0.42

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 1 year (Jul 2006 - Jun 2007) under normal and reduced pH conditions. Temperature = 17.2░C, salinity = ~38 psu. Control bicarbonate = 1948 Ámol kg-1, Treatment bicarbonate = 2300 Ámol kg-1, control carbonate = 221 Ámol kg-1, treatment bicarbonate = 146 Ámol kg-1, control total alkalinity = 2486 Ámol kg-1, treatment total alkalinity = 2486 Ámol kg-1, control DIC = 2182 Ámol kg-1, treatment DIC = 2300 Ámol kg-1, control Ωaragonite = 3.33, treatment Ωaragonite = 2.21. pH was altered by the addition of CO2.
 

 

1.29

 

 

Rodolfo-Metalpa et al. (2010)

Calcification rates of a temperate coral (Cladocora caespitosa) grown for 1 year (Jul 2006 - Jun 2007) under normal and reduced pH conditions. Temperature = 20.1░C, salinity = ~38 psu. Control bicarbonate = 2169 Ámol kg-1, Treatment bicarbonate = 2126 Ámol kg-1, control carbonate = 231 Ámol kg-1, treatment bicarbonate = 150 Ámol kg-1, control total alkalinity = 2487 Ámol kg-1, treatment total alkalinity = 2491 Ámol kg-1, control DIC = 2181 Ámol kg-1, treatment DIC = 2301 Ámol kg-1, control Ωaragonite = 3.52, treatment Ωaragonite = 2.29. pH was altered by the addition of CO2.
 

 

0.90

 

 


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