Projects

CSEMP assessment of mercury in sediment at outer (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1102.30104.30-48.1596.30
linear2 97.48101.48-44.7489.486.816 10.0090
smooth (df = 2)3 94.95102.10-42.4884.954.526 10.0334
smooth (df = 3)4 96.94108.94-42.4784.940.013 10.9082

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20012016-1.6892-3.0635-1.3744 0.4513-3.0450.0123
last 20 years20012016-1.6892-3.0635-1.3744 0.4513-3.0450.0123

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.046720.070000.40430.25281.5990.0704
ERL0.046720.150001.16640.25284.6150.0005

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in sediment at outer (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  mercury in sediment at outer (Firth of Clyde)


Assessment plot

Assessment plot for  mercury in sediment at outer (Firth of Clyde)


Metals data

Metals data for assessment of  mercury in sediment at outer (Firth of Clyde)


Metals assessment

Metals assessment of  mercury in sediment at outer (Firth of Clyde)


Related pages

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