Projects

CSEMP assessment of c2 phenanthrenes in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1123.43124.72-58.72117.43
linear2125.40127.86-58.70117.400.035 10.8521
smooth (df = 2)3126.94131.11-58.47116.940.456 10.4993
smooth (df = 3)4127.27133.81-57.63115.271.672 10.1960
smooth (df = 4)5128.12137.92-57.06114.121.152 10.2832

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.1255.077-0.04828 0.25900-0.1860.8546
last 20 years200020175.1255.077-0.04828 0.25900-0.1860.8546

Status assessment

No assessment criteria

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  c2 phenanthrenes in sediment at Hunterston (Clyde)


PAH (alkylated) data

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


PAH (alkylated) assessment

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


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