Projects

CSEMP assessment of c3 naphthalenes in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean170.4671.75-32.2364.46
linear264.2366.69-28.1156.238.233 10.0041
smooth (df = 2)364.1568.32-27.0854.152.078 10.1494
smooth (df = 3)465.8072.34-26.9053.800.353 10.5526
smooth (df = 4)565.8775.67-25.9451.871.925 10.1653

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.6854.541-1.1439 0.3491-3.2770.0051
last 20 years200020175.6854.541-1.1439 0.3491-3.2770.0051

Status assessment

No assessment criteria

 


Raw data with supporting information

Raw data with supporting information for assessment of  c3 naphthalenes in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  c3 naphthalenes in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  c3 naphthalenes in sediment at Garroch Head (Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c3 naphthalenes in sediment at Garroch Head (Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c3 naphthalenes in sediment at Garroch Head (Clyde)


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