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CSEMP assessment of benzo[a]pyrene in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean146.4649.46-20.2340.46
linear248.2954.69-20.1540.290.166 10.6833
smooth (df = 2)349.7262.22-19.8639.720.569 10.4505

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520132.04902.25150.20250.49370.4100.6940
last 20 years200520132.04902.25150.20250.49370.4100.6940

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 9.5 30.01.1500.300 3.8350.0032
ERL 9.5430.03.8120.30012.717<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Fladen Ground


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Fladen Ground


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Fladen Ground


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Fladen Ground


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Fladen Ground


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