Projects

CSEMP assessment of cadmium in biota at Mostyn Bank (Dee)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean131.7433.54-12.8725.74
linear233.6237.18-12.8125.620.119 10.7303
smooth (df = 2)330.2036.45-10.1020.205.422 10.0199
smooth (df = 3)432.1642.44-10.0820.160.043 10.8364

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920185.6435.451-0.1921 0.5564-0.3450.7364
last 20 years199920185.6435.451-0.1921 0.5564-0.3450.7364

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 233.0 156.5-0.3981 0.3518-1.1320.8591
EC 233.01000.0 1.4567 0.3518 4.1410.0008

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in biota at Mostyn Bank (Dee)


Raw data with assessment

Raw data with assessment of  cadmium in biota at Mostyn Bank (Dee)


Assessment plot

Assessment plot for  cadmium in biota at Mostyn Bank (Dee)


Metals data

Metals data for assessment of  cadmium in biota at Mostyn Bank (Dee)


Metals assessment

Metals assessment of  cadmium in biota at Mostyn Bank (Dee)


Related pages

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