CO2 Science

Survival Relative to Survival at Current pH
Bivalves

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 0 6 5 13 104

Number of Organisms 0 4 4 8 8

Arithmetic Mean 0.00 0.91 0.83 0.93 0.76

Standard Error 0.00 0.04 0.11 0.13 0.05

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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.

Argopecten irradians [Bay Scallop] 1 0.45 0.00 1 1.66 0.00 2 0.73 0.43
Crassostrea gigas [Pacific Oyster] 1 0.96 0.00 14 0.80 0.09
Crassostrea virginica [Eastern Oyster] 1 1 0 1 1 0 1 1 0
Hard clam [Mercenaria Mercenaria] 2 0.93 0.06 2 0.56 0.22
Mya arenaria [Soft Clam] 1 0.81 0 1 0.4 0 1 0.81 0
Mytilus chilensis [Chilean Mussel] 1 1.00 0.00 1 1.00 0.00
Mytilus edilus [Blue Mussel] 1 0.87 0.00 1 0.94 0.00 4 1.15 0.12 26 0.87 0.07
Ostrea edulis [European Flat Oyster] 28 0.7 0.1
Saccostrea glomerata [Sydney Rock Oyster] 2 0.78 0.11
Tridacna squamosa [Fluted Giant Clam] 3 0.96 0.16 2 0.46 0.06
Venerupis decussata [Carpet-Shell Clam] 30 0.64 0.1