Projects

CSEMP assessment of mercury in biota at 11th Mile Post (Ribble)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-1.21 0.593.61-7.21
linear2-0.38 3.174.19-8.381.173 10.2787
smooth (df = 2)3 1.14 7.394.43-8.860.475 10.4905
smooth (df = 3)4 2.8013.094.60-9.200.338 10.5611

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120173.5553.358-0.19747 0.18035-1.0950.2970
last 20 years200120173.5553.358-0.19747 0.18035-1.0950.2970

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 28.7 14.7-0.6718 0.1114-6.0311.0000
EC 28.7500.0 2.8570 0.111425.650<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at 11th Mile Post (Ribble)


Raw data with assessment

Raw data with assessment of  mercury in biota at 11th Mile Post (Ribble)


Assessment plot

Assessment plot for  mercury in biota at 11th Mile Post (Ribble)


Metals data

Metals data for assessment of  mercury in biota at 11th Mile Post (Ribble)


Metals assessment

Metals assessment of  mercury in biota at 11th Mile Post (Ribble)


Related pages

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