Projects

CSEMP assessment of mercury in biota at Off Humber

Statistical analysis

Details

Media : Biota (Common dab muscle)
Station : HumWash_HWOpenSeaS_fi01 (Off Humber)
Determinand : Mercury
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean141.1143.11-17.5635.11
linear241.4945.49-16.7433.491.625 10.2024
smooth (df = 2)343.3150.45-16.6633.310.176 10.6751
smooth (df = 3)444.9456.94-16.4732.940.369 10.5437

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920154.4474.7920.34580.26271.3170.2173
last 20 years199920154.4474.7920.34580.26271.3170.2173

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC120.6 35.0-1.2370 0.1638-7.5511.0000
EC120.6500.0 1.4222 0.1638 8.682<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Off Humber


Raw data with assessment

Raw data with assessment of  mercury in biota at Off Humber


Assessment plot

Assessment plot for  mercury in biota at Off Humber


Metals data

Metals data for assessment of  mercury in biota at Off Humber


Metals assessment

Metals assessment of  mercury in biota at Off Humber


Related pages

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