Projects

CSEMP assessment of zinc in sediment at Celtic Deep

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-17.27-15.2711.64-23.27
linear2-22.77-18.7715.39-30.777.503 10.0062
smooth (df = 2)3-20.78-13.6315.39-30.780.004 10.9519
smooth (df = 3)4-22.73-10.7317.37-34.733.956 10.0467

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920164.6894.9660.277230.087713.1610.0101
last 20 years199920164.6894.9660.277230.087713.1610.0101

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC143.5122.0-0.16229 0.06178-2.6270.9874
ERL143.5150.0 0.04432 0.06178 0.7170.2448

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in sediment at Celtic Deep


Raw data with assessment

Raw data with assessment of  zinc in sediment at Celtic Deep


Assessment plot

Assessment plot for  zinc in sediment at Celtic Deep


Metals data

Metals data for assessment of  zinc in sediment at Celtic Deep


Metals assessment

Metals assessment of  zinc in sediment at Celtic Deep


Related pages

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