CSEMP assessment of c1 phenanthrenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear267.0173.41-29.5059.010.236 10.6275
smooth (df = 2)368.9881.48-29.4958.980.030 10.8620

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520132.36682.1560-0.2109 0.4333-0.4870.6414
last 20 years200520132.36682.1560-0.2109 0.4333-0.4870.6414

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