CSEMP assessment of c3 naphthalenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear265.3570.68-28.6757.350.234 10.6289
smooth (df = 2)365.8975.89-27.9455.891.457 10.2274
smooth (df = 3)467.4285.42-27.7155.420.471 10.4927

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
last 20 years200520182.01252.22910.21660.44520.4870.6396

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