Projects

CSEMP assessment of cadmium in sediment at Cosheston Point (Milford Haven)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean181.35 83.92-37.6775.35
linear283.16 88.50-37.5875.160.185 10.6674
smooth (df = 2)381.51 91.51-35.7671.513.652 10.0560
smooth (df = 3)482.96100.96-35.4870.960.549 10.4586

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20032014-1.0751-1.2178-0.1427 0.3304-0.4320.6772
last 20 years20032014-1.0751-1.2178-0.1427 0.3304-0.4320.6772

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.29590.31000.04670.20050.2330.4109
ERL0.29591.20001.40020.20056.983<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in sediment at Cosheston Point (Milford Haven)


Raw data with assessment

Raw data with assessment of  cadmium in sediment at Cosheston Point (Milford Haven)


Assessment plot

Assessment plot for  cadmium in sediment at Cosheston Point (Milford Haven)


Metals data

Metals data for assessment of  cadmium in sediment at Cosheston Point (Milford Haven)


Metals assessment

Metals assessment of  cadmium in sediment at Cosheston Point (Milford Haven)


Related pages

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