Projects

CSEMP assessment of lead in biota at Firth of Forth @ Granton

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 6.90 8.61-1.45 2.90
linear2 4.12 8.12 0.94 -1.884.778 10.0288
smooth (df = 2)3 5.3013.30 1.35 -2.700.821 10.3648
smooth (df = 3)4-2.3912.61 6.19-12.399.691 10.0019

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200320127.1986.640-0.5583 0.2247-2.4850.0378
last 20 years200320127.1986.640-0.5583 0.2247-2.4850.0378

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 765.1 211.9-1.2839 0.1250-10.2721.0000
EC 765.11500.0 0.6732 0.1250 5.3860.0003

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Firth of Forth @ Granton


Raw data with assessment

Raw data with assessment of  lead in biota at Firth of Forth @ Granton


Assessment plot

Assessment plot for  lead in biota at Firth of Forth @ Granton


Metals data

Metals data for assessment of  lead in biota at Firth of Forth @ Granton


Metals assessment

Metals assessment of  lead in biota at Firth of Forth @ Granton


Related pages

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