Projects

CSEMP assessment of copper in sediment at Billingham-Bamlett's Bight (Tees)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean166.1167.91-30.0560.11
linear260.7364.28-26.3652.737.378 10.0066
smooth (df = 2)360.5966.84-25.2950.592.139 10.1436
smooth (df = 3)461.7872.06-24.8949.780.813 10.3673

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920134.0395.3921.35330.42633.1750.0088
last 20 years199920134.0395.3921.35330.42633.1750.0088

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC219.72 27.00-2.0965 0.2693-7.7841.0000
ERL219.72 34.00-1.8660 0.2693-6.9281.0000

 


Raw data with supporting information

Raw data with supporting information for assessment of  copper in sediment at Billingham-Bamlett


Raw data with assessment

Raw data with assessment of  copper in sediment at Billingham-Bamlett


Assessment plot

Assessment plot for  copper in sediment at Billingham-Bamlett


Metals data

Metals data for assessment of  copper in sediment at Billingham-Bamlett


Metals assessment

Metals assessment of  copper in sediment at Billingham-Bamlett


Related pages

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