Projects

CSEMP assessment of arsenic in sediment at Southern Moray Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean184.7386.98-39.3778.73
linear278.3082.87-35.1570.308.432 10.0037
smooth (df = 2)375.6583.99-32.8365.654.648 10.0311
smooth (df = 3)473.3887.78-30.6961.384.276 10.0387

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620171.35341.83750.48410.14893.2510.0100
last 20 years200620171.35341.83750.48410.14893.2510.0100

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 6.28125.0001.38130.086116.039<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  arsenic in sediment at Southern Moray Firth


Raw data with assessment

Raw data with assessment of  arsenic in sediment at Southern Moray Firth


Assessment plot

Assessment plot for  arsenic in sediment at Southern Moray Firth


Metals data

Metals data for assessment of  arsenic in sediment at Southern Moray Firth


Metals assessment

Metals assessment of  arsenic in sediment at Southern Moray Firth


Related pages

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