Projects

CSEMP assessment of arsenic in sediment at Inner Moray Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean167.1769.17-30.5961.17
linear268.7072.70-30.3560.700.469 10.4935
smooth (df = 2)370.3977.53-30.1960.390.317 10.5733
smooth (df = 3)470.2882.28-29.1458.282.109 10.1464

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620171.80752.00920.201710.294200.6860.5085
last 20 years200620171.80752.00920.201710.294200.6860.5085

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 7.45725.0001.20970.15527.795<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  arsenic in sediment at Inner Moray Firth


Metals data

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


Metals assessment

Metals assessment of  arsenic in sediment at Inner 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