Projects

CSEMP assessment of lead in biota at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean16.0110.510.00 0.01
linear27.7018.370.15-0.300.310 10.5777
smooth (df = 2)30.4025.404.80-9.609.294 10.0023

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall201120184.7734.9020.128730.223880.5750.5902
last 20 years201120184.7734.9020.128730.223880.5750.5902

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 134.5 26.0-1.6434 0.1292-12.7201.0000
EC 134.51500.0 2.4117 0.1292 18.666<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Holy Loch (Clyde)


Raw data with assessment

Raw data with assessment of  lead in biota at Holy Loch (Clyde)


Assessment plot

Assessment plot for  lead in biota at Holy Loch (Clyde)


Metals data

Metals data for assessment of  lead in biota at Holy Loch (Clyde)


Metals assessment

Metals assessment of  lead in biota at Holy Loch (Clyde)


Related pages

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