Projects

CSEMP assessment of mercury in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1101.90103.54-47.9595.90
linear2103.78106.98-47.8995.780.122 10.7273
smooth (df = 2)3 97.44102.99-43.7287.448.345 10.0039
smooth (df = 3)4 98.54107.54-43.2786.540.892 10.3449

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20012017-1.2573-1.9680-0.7107 0.3244-2.1900.0509
last 20 years20012017-1.2573-1.9680-0.7107 0.3244-2.1900.0509

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.139730.07000-0.6912 0.2034-3.3980.9970
ERL0.139730.15000 0.0709 0.2034 0.3490.3670

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in sediment at Solway Firth


Raw data with assessment

Raw data with assessment of  mercury in sediment at Solway Firth


Assessment plot

Assessment plot for  mercury in sediment at Solway Firth


Metals data

Metals data for assessment of  mercury in sediment at Solway Firth


Metals assessment

Metals assessment of  mercury in sediment at Solway Firth


Related pages

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