CSEMP assessment of c2 dibenzothiophene in sediment at SE of Bressay (Shetland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear266.6577.31-29.3258.652.453 10.1173
smooth (df = 2)368.5693.56-29.2858.560.085 10.7708

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062016 0.5663-0.1777-0.7440 0.4493-1.6560.1586
last 20 years20062016 0.5663-0.1777-0.7440 0.4493-1.6560.1586

Status assessment

No assessment criteria


Related pages

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