Projects

CSEMP assessment of zinc in sediment at inner (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean138.9940.19-16.5032.99
linear238.0040.28-15.0030.002.996 10.0835
smooth (df = 2)335.1839.03-12.5925.184.817 10.0282
smooth (df = 3)435.3141.31-11.6523.311.872 10.1712
smooth (df = 4)537.0545.96-11.5223.050.259 10.6105

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920175.1575.3610.204250.105571.9350.0721
last 20 years199920175.1575.3610.204250.105571.9350.0721

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC212.97122.00-0.5571 0.0886-6.2871.0000
ERL212.97150.00-0.3505 0.0886-3.9550.9994

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in sediment at inner (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  zinc in sediment at inner (Firth of Clyde)


Assessment plot

Assessment plot for  zinc in sediment at inner (Firth of Clyde)


Metals data

Metals data for assessment of  zinc in sediment at inner (Firth of Clyde)


Metals assessment

Metals assessment of  zinc in sediment at inner (Firth of Clyde)


Related pages

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