Projects

CSEMP assessment of pyrene in biota at Canvey Island (Thames)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean143.2545.82-18.6337.25
linear243.0548.39-17.5335.052.200 10.1380
smooth (df = 2)341.8751.87-15.9331.873.185 10.0743
smooth (df = 3)441.9059.90-14.9529.901.965 10.1609

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020172.62971.8984-0.7313 0.4597-1.5910.1503
last 20 years200020172.62971.8984-0.7313 0.4597-1.5910.1503

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 6.675 1.467-1.5152 0.3149-4.8110.9993
EAC 6.67516.300 0.8928 0.3149 2.8350.0110

 


Raw data with supporting information

Raw data with supporting information for assessment of  pyrene in biota at Canvey Island (Thames)


Raw data with assessment

Raw data with assessment of  pyrene in biota at Canvey Island (Thames)


Assessment plot

Assessment plot for  pyrene in biota at Canvey Island (Thames)


PAH (parent) data

PAH (parent) data for assessment of  pyrene in biota at Canvey Island (Thames)


PAH (parent) assessment

PAH (parent) assessment of  pyrene in biota at Canvey Island (Thames)


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