Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of mercury in biota at West Dogger

Statistical analysis

Details

Media : Biota (Common dab muscle)
Station : HumWash_HWOpenSeaNE_fi03 (West Dogger)
Determinand : Mercury
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean155.7257.72-24.8649.72
linear257.7261.72-24.8649.720.006 10.9373
smooth (df = 2)358.9866.12-24.4948.980.738 10.3903
smooth (df = 3)460.9472.94-24.4748.940.036 10.8490

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920154.4584.429-0.0286 0.3643-0.0790.9389
last 20 years199920154.4584.429-0.0286 0.3643-0.0790.9389

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 83.9 35.0-0.8740 0.2271-3.8490.9984
EC 83.9500.0 1.7852 0.2271 7.861<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at West Dogger


Raw data with assessment

Raw data with assessment of  mercury in biota at West Dogger


Assessment plot

Assessment plot for  mercury in biota at West Dogger


Metals data

Metals data for assessment of  mercury in biota at West Dogger


Metals assessment

Metals assessment of  mercury in biota at West Dogger


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