Projects

CSEMP assessment of c1 phenanthrenes in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1167.13170.13-80.56161.13
linear2167.17173.57-79.59159.171.960 10.1616
smooth (df = 2)3168.84181.34-79.42158.840.331 10.5648

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200920174.1235.0710.94830.64591.4680.1855
last 20 years200920174.1235.0710.94830.64591.4680.1855

Status assessment

No assessment criteria

 


Raw data with supporting information

Raw data with supporting information for assessment of  c1 phenanthrenes in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  c1 phenanthrenes in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  c1 phenanthrenes in sediment at middle (Firth of Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c1 phenanthrenes in sediment at middle (Firth of Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c1 phenanthrenes in sediment at middle (Firth of Clyde)


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