Projects

CSEMP assessment of lead in biota at Colimer (Orwell Estuary)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 3.96 9.961.02 -2.04
linear2-2.2113.795.10-10.218.173 10.0043

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall201220175.5886.0650.47700.14313.3330.0290
last 20 years201220175.5886.0650.47700.14313.3330.0290

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 430.5 211.9-0.7089 0.0754-9.3990.9996
EC 430.51500.0 1.2482 0.075416.549<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Colimer (Orwell Estuary)


Raw data with assessment

Raw data with assessment of  lead in biota at Colimer (Orwell Estuary)


Assessment plot

Assessment plot for  lead in biota at Colimer (Orwell Estuary)


Metals data

Metals data for assessment of  lead in biota at Colimer (Orwell Estuary)


Metals assessment

Metals assessment of  lead in biota at Colimer (Orwell Estuary)


Related pages

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