Projects

CSEMP assessment of copper in sediment at Bann Estuary

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean139.9542.20-16.9733.95
linear239.7844.35-15.8931.782.167 10.1410
smooth (df = 2)341.0149.34-15.5031.010.772 10.3797
smooth (df = 3)442.8257.22-15.4130.820.186 10.6662

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620183.9383.586-0.3521 0.2265-1.5550.1544
last 20 years200620183.9383.586-0.3521 0.2265-1.5550.1544

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC36.0927.00-0.29009 0.14171-2.0470.9645
ERL36.0934.00-0.05956 0.14171-0.4200.6579

 


Raw data with supporting information

Raw data with supporting information for assessment of  copper in sediment at Bann Estuary


Raw data with assessment

Raw data with assessment of  copper in sediment at Bann Estuary


Assessment plot

Assessment plot for  copper in sediment at Bann Estuary


Metals data

Metals data for assessment of  copper in sediment at Bann Estuary


Metals assessment

Metals assessment of  copper in sediment at Bann Estuary


Related pages

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