Projects

CSEMP assessment of mercury in sediment at Whiteness Head (Moray Firth)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 0.32 2.572.84 -5.68
linear2-3.63 0.945.82-11.635.955 10.0147
smooth (df = 2)3-2.49 5.846.25-12.490.858 10.3543
smooth (df = 3)4-0.8613.546.43-12.860.369 10.5435

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20052016-2.5104-2.8515-0.3411 0.1265-2.6960.0246
last 20 years20052016-2.5104-2.8515-0.3411 0.1265-2.6960.0246

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.057760.070000.19230.10151.8940.0454
ERL0.057760.150000.95440.10159.400<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in sediment at Whiteness Head (Moray Firth)


Raw data with assessment

Raw data with assessment of  mercury in sediment at Whiteness Head (Moray Firth)


Assessment plot

Assessment plot for  mercury in sediment at Whiteness Head (Moray Firth)


Metals data

Metals data for assessment of  mercury in sediment at Whiteness Head (Moray Firth)


Metals assessment

Metals assessment of  mercury in sediment at Whiteness Head (Moray Firth)


Related pages

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