Projects

CSEMP assessment of c1 phenanthrenes in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean186.3887.58-40.1980.38
linear282.4884.76-37.2474.485.908 10.0151
smooth (df = 2)382.9486.78-36.4772.941.542 10.2144
smooth (df = 3)484.4190.41-36.2072.410.528 10.4672
smooth (df = 4)582.8791.78-34.4368.873.538 10.0600

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020186.0444.944-1.0995 0.4094-2.6860.0162
last 20 years200020186.0444.944-1.0995 0.4094-2.6860.0162

Status assessment

No assessment criteria

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  c1 phenanthrenes in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  c1 phenanthrenes in sediment at Garroch Head (Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c1 phenanthrenes in sediment at Garroch Head (Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c1 phenanthrenes in sediment at Garroch Head (Clyde)


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