Projects

CSEMP assessment of mercury in biota at Strangford Lough

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean170.9073.90-32.4564.90
linear269.6376.03-30.8161.633.272 10.0705
smooth (df = 2)371.5984.09-30.7961.590.044 10.8341

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520143.5174.1990.68220.34141.9980.0858
last 20 years200520143.5174.1990.68220.34141.9980.0858

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 66.6 14.7-1.5130 0.2175-6.9550.9999
EC 66.6500.0 2.0158 0.2175 9.267<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Strangford Lough


Raw data with assessment

Raw data with assessment of  mercury in biota at Strangford Lough


Assessment plot

Assessment plot for  mercury in biota at Strangford Lough


Metals data

Metals data for assessment of  mercury in biota at Strangford Lough


Metals assessment

Metals assessment of  mercury in biota at Strangford Lough


Related pages

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