Projects

CSEMP assessment of mercury in biota at Off Boston (Wash)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 0.52 2.772.74 -5.48
linear2-0.61 3.964.31 -8.613.138 10.0765
smooth (df = 2)3-3.65 4.686.82-13.655.034 10.0249
smooth (df = 3)4-2.1412.267.07-14.140.490 10.4838

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920172.94742.1597-0.7876 0.4073-1.9340.0852
last 20 years199920172.94742.1597-0.7876 0.4073-1.9340.0852

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 8.7 14.70.5260.241 2.1870.0283
EC 8.7500.04.0550.24116.859<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Off Boston (Wash)


Raw data with assessment

Raw data with assessment of  mercury in biota at Off Boston (Wash)


Assessment plot

Assessment plot for  mercury in biota at Off Boston (Wash)


Metals data

Metals data for assessment of  mercury in biota at Off Boston (Wash)


Metals assessment

Metals assessment of  mercury in biota at Off Boston (Wash)


Related pages

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