Projects

CSEMP assessment of zinc in biota at Off Boston (Wash)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean120.5622.36-7.2814.56
linear222.2725.82-7.1314.270.293 10.5886
smooth (df = 2)318.7024.95-4.35 8.705.563 10.0183
smooth (df = 3)419.8330.11-3.91 7.830.875 10.3495

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920189.2759.3920.117450.215960.5440.5974
last 20 years199920189.2759.3920.117450.215960.5440.5974

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC1199310269-0.15517 0.13050-1.1890.8703

 


Raw data with supporting information

Raw data with supporting information for assessment of  zinc in biota at Off Boston (Wash)


Raw data with assessment

Raw data with assessment of  zinc in biota at Off Boston (Wash)


Assessment plot

Assessment plot for  zinc in biota at Off Boston (Wash)


Metals data

Metals data for assessment of  zinc in biota at Off Boston (Wash)


Metals assessment

Metals assessment of  zinc in biota at Off Boston (Wash)


Related pages

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