Projects

CSEMP assessment of mercury in biota at St Andrews

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-0.61 1.392.31-4.61
linear2-0.70 4.103.35-6.702.090 10.1483
smooth (df = 2)3 0.5310.533.73-7.470.764 10.3821

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520143.6703.395-0.27507 0.17841-1.5420.1670
last 20 years200520143.6703.395-0.27507 0.17841-1.5420.1670

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 29.8 14.7-0.7089 0.1023-6.9310.9999
EC 29.8500.0 2.8199 0.102327.571<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at St Andrews


Raw data with assessment

Raw data with assessment of  mercury in biota at St Andrews


Assessment plot

Assessment plot for  mercury in biota at St Andrews


Metals data

Metals data for assessment of  mercury in biota at St Andrews


Metals assessment

Metals assessment of  mercury in biota at St Andrews


Related pages

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