Projects

CSEMP assessment of zinc in biota at Crosby (Mersey Channel)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-10.74-8.49 8.37-16.74
linear2 -9.56-4.98 8.78-17.560.820 10.3651
smooth (df = 2)3-14.74-6.4012.37-24.747.180 10.0074
smooth (df = 3)4-21.62-7.2216.81-33.628.880 10.0029

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall2000201710.48110.254-0.22664 0.24625-0.9200.3814
last 20 years2000201710.48110.254-0.22664 0.24625-0.9200.3814

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC2840110269-1.0173 0.1460-6.9661.0000

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in biota at Crosby (Mersey Channel)


Raw data with assessment

Raw data with assessment of  zinc in biota at Crosby (Mersey Channel)


Assessment plot

Assessment plot for  zinc in biota at Crosby (Mersey Channel)


Metals data

Metals data for assessment of  zinc in biota at Crosby (Mersey Channel)


Metals assessment

Metals assessment of  zinc in biota at Crosby (Mersey Channel)


Related pages

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