Projects

CSEMP assessment of copper in sediment at inner (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1142.85144.05-68.43136.85
linear2144.23146.52-68.12136.230.618 10.4319
smooth (df = 2)3140.99144.84-65.50130.995.241 10.0221
smooth (df = 3)4142.91148.91-65.46130.910.081 10.7764
smooth (df = 4)5142.10151.01-64.05128.102.815 10.0934

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920173.7893.632-0.15717 0.19931-0.7890.4419
last 20 years199920173.7893.632-0.15717 0.19931-0.7890.4419

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC37.7827.00-0.3359 0.1167-2.8780.9945
ERL37.7834.00-0.1053 0.1167-0.9030.8100

 


Raw data with supporting information

Raw data with supporting information for assessment of  copper in sediment at inner (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  copper in sediment at inner (Firth of Clyde)


Assessment plot

Assessment plot for  copper in sediment at inner (Firth of Clyde)


Metals data

Metals data for assessment of  copper in sediment at inner (Firth of Clyde)


Metals assessment

Metals assessment of  copper in sediment at inner (Firth of Clyde)


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment