CSEMP assessment of c3 naphthalenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear261.5667.96-26.7853.560.417 10.5183
smooth (df = 2)363.5176.01-26.7653.510.048 10.8268

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520132.15521.9031-0.2521 0.3878-0.6500.5364
last 20 years200520132.15521.9031-0.2521 0.3878-0.6500.5364

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