Projects

CSEMP assessment of c2 phenanthrenes in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean153.0054.38-23.5047.00
linear249.8552.51-20.9241.855.151 10.0232
smooth (df = 2)350.2354.78-20.1240.231.612 10.2041
smooth (df = 3)452.0559.25-20.0340.050.183 10.6687
smooth (df = 4)551.5962.48-18.8037.592.456 10.1171

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020186.0075.235-0.7723 0.3154-2.4490.0281
last 20 years200020186.0075.235-0.7723 0.3154-2.4490.0281

Status assessment

No assessment criteria

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  c2 phenanthrenes in sediment at Holy Loch (Clyde)


Assessment plot

Assessment plot for  c2 phenanthrenes in sediment at Holy Loch (Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c2 phenanthrenes in sediment at Holy Loch (Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c2 phenanthrenes in sediment at Holy Loch (Clyde)


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