Projects

CSEMP assessment of mercury in biota at Outer Humber

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean146.5849.16-20.2940.58
linear246.3051.64-19.1538.302.283 10.1308
smooth (df = 2)344.4554.45-17.2234.453.854 10.0496
smooth (df = 3)445.0163.01-16.5133.011.437 10.2306

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120174.7874.427-0.3605 0.2251-1.6010.1480
last 20 years200120174.7874.427-0.3605 0.2251-1.6010.1480

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 83.7 35.0-0.8714 0.1448-6.0180.9998
EC 83.7500.0 1.7878 0.144812.348<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Outer Humber


Raw data with assessment

Raw data with assessment of  mercury in biota at Outer Humber


Assessment plot

Assessment plot for  mercury in biota at Outer Humber


Metals data

Metals data for assessment of  mercury in biota at Outer Humber


Metals assessment

Metals assessment of  mercury in biota at Outer Humber


Related pages

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