Projects

CSEMP assessment of zinc in biota at Olna Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-2.83-0.833.41-6.83
linear2-1.30 3.503.65-7.300.475 10.4905
smooth (df = 2)3-0.25 9.754.13-8.250.950 10.3298

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall2004201410.22710.3830.156010.223440.6980.5076
last 20 years2004201410.22710.3830.156010.223440.6980.5076

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC3230810269-1.1462 0.1461-7.8450.9999

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in biota at Olna Firth


Raw data with assessment

Raw data with assessment of  zinc in biota at Olna Firth


Assessment plot

Assessment plot for  zinc in biota at Olna Firth


Metals data

Metals data for assessment of  zinc in biota at Olna Firth


Metals assessment

Metals assessment of  zinc in biota at Olna Firth


Related pages

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