Projects

CSEMP assessment of lead in biota at Loch Striven

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean111.3314.33-3.667.33
linear213.3121.31-3.657.310.020 10.8870
smooth (df = 2)315.1735.17-3.597.170.133 10.7152

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200420125.4425.5170.07470.52540.1420.8925
last 20 years200420125.4425.5170.07470.52540.1420.8925

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 248.8 211.9-0.1606 0.2945-0.5450.6955
EC 248.81500.0 1.7965 0.2945 6.0990.0009

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  lead in biota at Loch Striven


Assessment plot

Assessment plot for  lead in biota at Loch Striven


Metals data

Metals data for assessment of  lead in biota at Loch Striven


Metals assessment

Metals assessment of  lead in biota at Loch Striven


Related pages

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