Projects

CSEMP assessment of phenanthrene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1127.41128.79-60.70121.41
linear2129.41132.07-60.70121.410.001 10.9784
smooth (df = 2)3126.12130.66-58.06116.125.290 10.0215
smooth (df = 3)4128.08135.28-58.04116.080.035 10.8524
smooth (df = 4)5129.39140.28-57.70115.390.686 10.4075

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120175.1565.150-0.00610 0.22666-0.0270.9789
last 20 years200120175.1565.150-0.00610 0.22666-0.0270.9789

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC172.41 32.00-1.6841 0.1355-12.4291.0000
ERL172.41240.00 0.3308 0.1355 2.4410.0143

 


Raw data with supporting information

Raw data with supporting information for assessment of  phenanthrene in sediment at Solway Firth


Raw data with assessment

Raw data with assessment of  phenanthrene in sediment at Solway Firth


Assessment plot

Assessment plot for  phenanthrene in sediment at Solway Firth


PAH (parent) data

PAH (parent) data for assessment of  phenanthrene in sediment at Solway Firth


PAH (parent) assessment

PAH (parent) assessment of  phenanthrene in sediment at Solway Firth


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