Projects

CSEMP assessment of mercury in biota at Hebburn (Tyne)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean189.3591.92-41.6883.35
linear282.9788.30-37.4874.978.384 10.0038
smooth (df = 2)384.6494.64-37.3274.640.325 10.5685
smooth (df = 3)481.2999.29-34.6569.295.347 10.0208

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920123.9511.609-2.3413 0.6452-3.6290.0067
last 20 years199920123.9511.609-2.3413 0.6452-3.6290.0067

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 5 351.9460.419 4.6410.0008
EC 55004.6050.41910.982<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Hebburn (Tyne)


Raw data with assessment

Raw data with assessment of  mercury in biota at Hebburn (Tyne)


Assessment plot

Assessment plot for  mercury in biota at Hebburn (Tyne)


Metals data

Metals data for assessment of  mercury in biota at Hebburn (Tyne)


Metals assessment

Metals assessment of  mercury in biota at Hebburn (Tyne)


Related pages

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