Projects

CSEMP assessment of lead in biota at Outer Humber

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean176.3880.88-35.1970.38
linear276.0986.76-34.0568.09 2.283 10.1308
smooth (df = 2)366.6491.64-28.3256.6411.451 10.0007

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120173.1425.1061.96401.17541.6710.1556
last 20 years200120173.1425.1061.96401.17541.6710.1556

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 165.1 26.0-1.8484 0.7396-2.4990.9727
EC 165.11500.0 2.2068 0.7396 2.9840.0153

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at Outer Humber


Raw data with assessment

Raw data with assessment of  lead in biota at Outer Humber


Assessment plot

Assessment plot for  lead in biota at Outer Humber


Metals data

Metals data for assessment of  lead in biota at Outer Humber


Metals assessment

Metals assessment of  lead in biota at Outer Humber


Related pages

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