Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean159.6661.66-26.8353.66
linear260.0064.00-26.0052.001.660 10.1976
smooth (df = 2)359.3766.52-24.6949.372.621 10.1055
smooth (df = 3)461.3373.33-24.6749.330.043 10.8357

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20042017-2.4049-2.05390.35090.26681.3150.2178
last 20 years20042017-2.4049-2.05390.35090.26681.3150.2178

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.12820.31000.88270.1651 5.3480.0002
ERL0.12821.20002.23620.165113.548<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


Metals data

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


Metals assessment

Metals assessment of  cadmium 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