Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean174.2475.53-34.1268.24
linear267.2069.66-29.6059.209.043 10.0026
smooth (df = 2)367.8672.03-28.9357.861.338 10.2474
smooth (df = 3)469.6976.24-28.8557.690.171 10.6791
smooth (df = 4)571.0880.88-28.5457.080.609 10.4352

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020185.5754.353-1.2219 0.3568-3.4250.0038
last 20 years200020185.5754.353-1.2219 0.3568-3.4250.0038

Status assessment

No assessment criteria

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


PAH (alkylated) data

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


PAH (alkylated) assessment

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


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