Projects

CSEMP assessment of zinc in biota at Strangford Lough

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean159.9862.98-26.9953.98
linear258.7165.11-25.3650.713.269 10.0706
smooth (df = 2)354.9967.49-22.4944.995.729 10.0167

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520149.5199.9480.42940.21422.0050.0850
last 20 years200520149.5199.9480.42940.21422.0050.0850

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC2091410269-0.7113 0.1371-5.1880.9994

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in biota at Strangford Lough


Raw data with assessment

Raw data with assessment of  zinc in biota at Strangford Lough


Assessment plot

Assessment plot for  zinc in biota at Strangford Lough


Metals data

Metals data for assessment of  zinc in biota at Strangford Lough


Metals assessment

Metals assessment of  zinc in biota at Strangford Lough


Related pages

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