Growth Relative to Growth at Current pH

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Heliocidaris erythrogramma [Sea Urchin]

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
 
 
6
12
12
Arithmetic Mean
 
 
0.77
0.81
0.61
Standard Error
 
 
0.09
0.1
0.06

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

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.95

 

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

0.81

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.81

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.94

 

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

0.72

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.69

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.45

 

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

0.50

 

Byrne et al. (2009)

The percentage of normal cleaving embryos for the sea urchin Heliocidaris erythrogramma was assessed 2-3 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.35

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.98

 

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

0.81

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.99

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.82

 

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

0.83

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.62

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

0.50

 

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

1.00

 

Byrne et al. (2009)

The percentage of normal gastrulae for the sea urchin Heliocidaris erythrogramma was assessed 24-26 hours post-fertilization. pH was altered by bubbling in CO2 and the solution salinity was 36 ppt.
 

 

 

 

0.25

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 22C and pH was altered by the addition of CO2.
 

 

 

0.30

 

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 22C and pH was altered by the addition of CO2.
 

 

 

 

0.32

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 24C and pH was altered by the addition of CO2.
 

 

 

0.61

 

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 24C and pH was altered by the addition of CO2.
 

 

 

 

0.49

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 26C and pH was altered by the addition of CO2.
 

 

 

1.43

 

Byrne et al. (2011)

Percentage of sea urchin (Heliocidaris erythrogramma) embryos reaching normal juvenile development 5 days after egg fertilization. Temperature was 26C and pH was altered by the addition of CO2.
 

 

 

 

0.71

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 22C and pH was altered by the addition of CO2.
 

 

 

0.46

 

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 22C and pH was altered by the addition of CO2.
 

 

 

 

0.54

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 24C and pH was altered by the addition of CO2.
 

 

 

0.75

 

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 24C and pH was altered by the addition of CO2.
 

 

 

 

0.69

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 26C and pH was altered by the addition of CO2.
 

 

 

1.44

 

Byrne et al. (2011)

Mean number of sea urchin (Heliocidaris erythrogramma) spines growing by juveniles 5 days after egg fertilization. Temperature was 26C and pH was altered by the addition of CO2.
 

 

 

 

0.81


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