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Calcification Relative to Calcification at Current pH
P
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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.
Pacific Oyster [
Crassostrea gigas
]
6
0.79
0.03
3
0.83
0.02
4
0.79
0.07
5
0.41
0.04
1
0.53
0
Paracentrotus lividus
[Purple Sea Urchin]
1
1.00
0.00
1
1.00
0.00
3
1.00
0.00
Penaeus plebejus
[Eastern King Prawn]
1
1.13
0
1
1.8
0
1
2.47
0
Pencil Urchin [
Eucidaris tribuloides
]
1
0.64
0
1
0.64
0
1
0
0
Pillow Coral [
Cladocora caespitosa
]
16
1.13
0.08
Pisaster ochraceus
[Purple Sea Star]
2
0.95
0.1
Polychaete Worm [
Hydroides crucigera
]
1
1.57
0
1
0.66
0
1
0.37
0
Porites [
Porites sp.
]
2
0.38
0.07
Porites compressa
[Finger Coral]
4
0.51
0.1
Porites lutea
[Stony Coral]
11
0.44
0.1
1
0
0
Porites sp.
[Porites]
2
0.38
0.07
Purple Sea Star [
Pisaster ochraceus
]
2
0.95
0.1
Purple Sea Urchin [
Paracentrotus lividus
]
1
1.00
0.00
1
1.00
0.00
3
1.00
0.00
Purple Urchin [
Arbacia punctulata
]
1
4.80
0.00
1
5.22
0.00
1
3.48
0.00
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