Projects

CSEMP assessment of cadmium in sediment at Gabbard 2 (Thames)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean138.4744.47-16.2332.47
linear240.4656.46-16.2332.460.001 10.9749

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022017-1.6951-1.7198-0.0247 0.7678-0.0320.9759
last 20 years20022017-1.6951-1.7198-0.0247 0.7678-0.0320.9759

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.17910.31000.54860.45031.2180.1450
ERL0.17911.20001.90210.45034.2250.0067

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in sediment at Gabbard 2 (Thames)


Raw data with assessment

Raw data with assessment of  cadmium in sediment at Gabbard 2 (Thames)


Assessment plot

Assessment plot for  cadmium in sediment at Gabbard 2 (Thames)


Metals data

Metals data for assessment of  cadmium in sediment at Gabbard 2 (Thames)


Metals assessment

Metals assessment of  cadmium in sediment at Gabbard 2 (Thames)


Related pages

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