CO2 Science

Calcification Relative to Calcification at Current pH
Gastropods

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 4 0 4 0 4

Number of Organisms 4 0 4 0 4

Arithmetic Mean 0.73 0.00 0.94 0.00 0.43

Standard Error 0.31 0.00 0.51 0.00 0.37

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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

Organism Name No. Mean Std.
Err. No. Mean Std.
Err. No. Mean Std.
Err. No. Mean Std.
Err. No. Mean Std.
Err.

Crepidula fornicata [Common Slipper Limpet] 1 1.79 0 1 2.66 0 1 1.71 0
Littorina littorea [Common Periwinkle] 1 0.5 0 1 0.24 0 1 0 0
Strombus alatus [Florida Fighting Conch] 1 0.4 0 1 0.6 0 1 0 0
Urosalpinx cinerea [Atlantic Oyster Drill] 1 0.24 0 1 0.24 0 1 0 0