Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 -8.54-6.54 7.27-14.54
linear2 -6.71-2.71 7.35-14.710.168 10.6821
smooth (df = 2)3-14.52-7.3812.26-24.529.812 10.0017
smooth (df = 3)4-19.37-7.3715.68-31.376.848 10.0089

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall2000201810.77010.606-0.16354 0.15230-1.0740.3109
last 20 years2000201810.77010.606-0.16354 0.15230-1.0740.3109

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC4039010269-1.3694 0.1085-12.6201.0000

 


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