Projects

CSEMP assessment of c2 phenanthrenes in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1146.93149.93-70.47140.93
linear2147.66154.06-69.83139.661.270 10.2597
smooth (df = 2)3149.58162.08-69.79139.580.079 10.7782

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200920175.1544.653-0.5006 0.4298-1.1650.2823
last 20 years200920175.1544.653-0.5006 0.4298-1.1650.2823

Status assessment

No assessment criteria

 


Raw data with supporting information

Raw data with supporting information for assessment of  c2 phenanthrenes in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  c2 phenanthrenes in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  c2 phenanthrenes in sediment at middle (Firth of Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c2 phenanthrenes in sediment at middle (Firth of Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c2 phenanthrenes in sediment at middle (Firth of Clyde)


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