Projects

CSEMP assessment of c2 naphthalenes in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean164.7666.14-29.3858.76
linear261.7964.46-26.9053.794.967 10.0258
smooth (df = 2)361.2165.75-25.6051.212.582 10.1081
smooth (df = 3)461.5468.74-24.7749.541.669 10.1963
smooth (df = 4)562.4073.29-24.2048.401.140 10.2856

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.6234.593-1.0299 0.4189-2.4590.0276
last 20 years200020175.6234.593-1.0299 0.4189-2.4590.0276

Status assessment

No assessment criteria

 


Raw data with supporting information

Raw data with supporting information for assessment of  c2 naphthalenes in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  c2 naphthalenes in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  c2 naphthalenes in sediment at Garroch Head (Clyde)


PAH (alkylated) data

PAH (alkylated) data for assessment of  c2 naphthalenes in sediment at Garroch Head (Clyde)


PAH (alkylated) assessment

PAH (alkylated) assessment of  c2 naphthalenes in sediment at Garroch Head (Clyde)


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