CSEMP assessment of c1 phenanthrenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear270.7776.11-31.3962.770.239 10.6248
smooth (df = 2)371.7581.75-30.8761.751.025 10.3113
smooth (df = 3)473.4791.47-30.7361.470.279 10.5973

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
last 20 years200520182.23342.47210.23860.48490.4920.6358

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