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Ref. No. [UMCES] CBL 2015-009

ACT VS15-02

26

A cross-plot of the matched observations is given in figure 8. A linear regression of the

data was highly significant (p<0.001, R

2

= 0.84) with a slope of 0.98and intercept of 0.33.

Figure 8.

HIMB field response plot of Manta2 pH sensor deployed with antifouling copper screen

compared to reference pH

Total

samples. Fine dotted line represents 1:1 correspondence, coarse dotted line

represents correspondence predicted based on difference between pH

NBS

and pH

Total

in seawater (pH

NBS

=

pH

Total

+ 0.13). Period of sensor failure (02/01 – 02/11) depicted in Fig 7 excluded for clarity.