Projects

CSEMP assessment of mercury in sediment at Lyme Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean154.1557.75-24.0748.15
linear255.3463.34-23.6747.340.814 10.3670
smooth (df = 2)356.0472.71-23.0246.041.293 10.2554

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022016-2.9028-2.35960.54320.56310.9650.3720
last 20 years20022016-2.9028-2.35960.54320.56310.9650.3720

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.094460.07000-0.2997 0.3541-0.8460.7851
ERL0.094460.15000 0.4625 0.3541 1.3060.1197

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in sediment at Lyme Bay


Raw data with assessment

Raw data with assessment of  mercury in sediment at Lyme Bay


Assessment plot

Assessment plot for  mercury in sediment at Lyme Bay


Metals data

Metals data for assessment of  mercury in sediment at Lyme Bay


Metals assessment

Metals assessment of  mercury in sediment at Lyme Bay


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment