Projects

CSEMP assessment of mercury in biota at New Brighton (Mersey)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean111.9514.52-2.98 5.95
linear2 7.9813.32 0.01-0.025.968 10.0146
smooth (df = 2)3 9.8519.85 0.08-0.150.135 10.7132
smooth (df = 3)4 8.5226.52 1.74-3.483.327 10.0682

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200220174.1513.648-0.5031 0.1771-2.8420.0218
last 20 years200220174.1513.648-0.5031 0.1771-2.8420.0218

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 38.4 14.7-0.9622 0.1051-9.1571.0000
EC 38.4500.0 2.5666 0.105124.425<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at New Brighton (Mersey)


Raw data with assessment

Raw data with assessment of  mercury in biota at New Brighton (Mersey)


Assessment plot

Assessment plot for  mercury in biota at New Brighton (Mersey)


Metals data

Metals data for assessment of  mercury in biota at New Brighton (Mersey)


Metals assessment

Metals assessment of  mercury in biota at New Brighton (Mersey)


Related pages

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