Projects

CSEMP assessment of lead in biota at Ferryden

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean111.6415.24-2.825.64
linear213.2021.20-2.605.200.446 10.5044
smooth (df = 2)314.6031.27-2.304.600.599 10.4391

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200320166.1985.860-0.3378 0.4990-0.6770.5237
last 20 years200320166.1985.860-0.3378 0.4990-0.6770.5237

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 350.6 211.9-0.5037 0.3224-1.5620.9154
EC 350.61500.0 1.4534 0.3224 4.5080.0020

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Ferryden


Raw data with assessment

Raw data with assessment of  lead in biota at Ferryden


Assessment plot

Assessment plot for  lead in biota at Ferryden


Metals data

Metals data for assessment of  lead in biota at Ferryden


Metals assessment

Metals assessment of  lead in biota at Ferryden


Related pages

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