Projects

CSEMP assessment of cadmium in biota at Roa Island (Morecambe Bay)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean125.8427.64-9.9219.84
linear225.2728.83-8.6417.272.568 10.1090
smooth (df = 2)326.9233.17-8.4616.920.357 10.5501
smooth (df = 3)428.2638.55-8.1316.260.653 10.4192

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920155.6465.226-0.4206 0.2497-1.6840.1203
last 20 years199920155.6465.226-0.4206 0.2497-1.6840.1203

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 186.0 156.5-0.1730 0.1623-1.0660.8453
EC 186.01000.0 1.6819 0.162310.364<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at Roa Island (Morecambe Bay)


Raw data with assessment

Raw data with assessment of  cadmium in biota at Roa Island (Morecambe Bay)


Assessment plot

Assessment plot for  cadmium in biota at Roa Island (Morecambe Bay)


Metals data

Metals data for assessment of  cadmium in biota at Roa Island (Morecambe Bay)


Metals assessment

Metals assessment of  cadmium in biota at Roa Island (Morecambe Bay)


Related pages

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