Projects

CSEMP assessment of cadmium in sediment at Off Tyne

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean134.9838.58-14.4928.98
linear234.4442.44-13.2226.44 2.547 10.1105
smooth (df = 2)336.4453.10-13.2226.44-0.001 11.0000

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022017-2.0185-1.17270.84580.47291.7890.1239
last 20 years20022017-2.0185-1.17270.84580.47291.7890.1239

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.30950.31000.00150.30690.0050.4981
ERL0.30951.20001.35500.30694.4160.0022

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in sediment at Off Tyne


Raw data with assessment

Raw data with assessment of  cadmium in sediment at Off Tyne


Assessment plot

Assessment plot for  cadmium in sediment at Off Tyne


Metals data

Metals data for assessment of  cadmium in sediment at Off Tyne


Metals assessment

Metals assessment of  cadmium in sediment at Off Tyne


Related pages

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