Projects

CSEMP assessment of zinc in sediment at Southern Moray Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1163.23165.23-78.61157.23
linear2165.02169.02-78.51157.020.211 10.6460
smooth (df = 2)3166.74173.88-78.37156.740.279 10.5972
smooth (df = 3)4165.30177.30-76.65153.303.443 10.0635

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620173.7723.668-0.10454 0.21197-0.4930.6325
last 20 years200620173.7723.668-0.10454 0.21197-0.4930.6325

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 39.17122.001.13610.1269 8.951<0.0001
ERL 39.17150.001.34270.126910.579<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in sediment at Southern Moray Firth


Raw data with assessment

Raw data with assessment of  zinc in sediment at Southern Moray Firth


Assessment plot

Assessment plot for  zinc in sediment at Southern Moray Firth


Metals data

Metals data for assessment of  zinc in sediment at Southern Moray Firth


Metals assessment

Metals assessment of  zinc in sediment at Southern Moray Firth


Related pages

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