CSEMP assessment of c2 phenanthrenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear267.7474.14-29.8759.740.089 10.7658
smooth (df = 2)368.4980.99-29.2558.491.250 10.2636

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520131.99701.8627-0.1343 0.4509-0.2980.7745
last 20 years200520131.99701.8627-0.1343 0.4509-0.2980.7745

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