Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1120.88122.68-57.44114.88
linear2117.27120.82-54.63109.275.611 10.0179
smooth (df = 2)3113.17119.42-51.58103.176.099 10.0135
smooth (df = 3)4115.16125.45-51.58103.160.004 10.9524

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20012017-1.1031-2.5083-1.4052 0.3662-3.8380.0033
last 20 years20012017-1.1031-2.5083-1.4052 0.3662-3.8380.0033

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.081410.07000-0.1509 0.2535-0.5950.7176
ERL0.081410.15000 0.6112 0.2535 2.4110.0183

 


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