Projects

CSEMP assessment of mercury in biota at Conwy Sands (Conwy Bay)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-10.77-1.778.39-16.77
linear2 -8.7823.228.39-16.780.013 10.9108

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall201220183.2343.210-0.02376 0.21164-0.1120.9177
last 20 years201220183.2343.210-0.02376 0.21164-0.1120.9177

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 24.8 14.7-0.5242 0.1458-3.5950.9815
EC 24.8500.0 3.0046 0.145820.6030.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Conwy Sands (Conwy Bay)


Raw data with assessment

Raw data with assessment of  mercury in biota at Conwy Sands (Conwy Bay)


Assessment plot

Assessment plot for  mercury in biota at Conwy Sands (Conwy Bay)


Metals data

Metals data for assessment of  mercury in biota at Conwy Sands (Conwy Bay)


Metals assessment

Metals assessment of  mercury in biota at Conwy Sands (Conwy Bay)


Related pages

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