Projects

CSEMP assessment of zinc in biota at Gabbard (Thames)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean140.5244.12-17.2634.52
linear239.2247.22-15.6131.223.301 10.0692
smooth (df = 2)333.8150.48-11.9023.817.413 10.0065

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062017 8.27710.9942.71631.34402.0210.0898
last 20 years20062017 8.27710.9942.71631.34402.0210.0898

Status assessment

No assessment criteria

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in biota at Gabbard (Thames)


Raw data with assessment

Raw data with assessment of  zinc in biota at Gabbard (Thames)


Assessment plot

Assessment plot for  zinc in biota at Gabbard (Thames)


Metals data

Metals data for assessment of  zinc in biota at Gabbard (Thames)


Metals assessment

Metals assessment of  zinc in biota at Gabbard (Thames)


Related pages

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