Projects

CSEMP assessment of cadmium in biota at Ferry Crossing (Tyne)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-30.38-28.3818.19-36.38
linear2-31.65-27.6519.83-39.653.274 10.0704
smooth (df = 2)3-29.78-22.6319.89-39.780.123 10.7259
smooth (df = 3)4-27.83-15.8319.92-39.830.057 10.8111

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200220174.9184.684-0.23369 0.11952-1.9550.0791
last 20 years200220174.9184.684-0.23369 0.11952-1.9550.0791

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 108.2 156.50.36860.0703 5.2390.0002
EC 108.21000.02.22340.070331.607<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at Ferry Crossing (Tyne)


Raw data with assessment

Raw data with assessment of  cadmium in biota at Ferry Crossing (Tyne)


Assessment plot

Assessment plot for  cadmium in biota at Ferry Crossing (Tyne)


Metals data

Metals data for assessment of  cadmium in biota at Ferry Crossing (Tyne)


Metals assessment

Metals assessment of  cadmium in biota at Ferry Crossing (Tyne)


Related pages

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