Marine Environment Monitoring and Assessment National database (MERMAN)
Location of station  IrishSea_IrSIntermediateE_fi01 (Inner Liverpool Bay)
Location of station at Inner Liverpool Bay ©

CSEMP assessment of mercury in biota at Inner Liverpool Bay

Statistical analysis

Details

Media : Biota (Common dab muscle)
Station : IrishSea_IrSIntermediateE_fi01 (Inner Liverpool Bay)
Determinand : Mercury
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean150.8153.06-22.4044.81
linear250.2254.79-21.1142.222.593 10.1074
smooth (df = 2)348.9257.26-19.4638.923.292 10.0696
smooth (df = 3)448.9763.37-18.4936.971.950 10.1626

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920125.3535.042-0.31099 0.18317-1.6980.1238
last 20 years199920125.3535.042-0.31099 0.18317-1.6980.1238

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC154.8 35.0-1.4870 0.1088-13.6661.0000
EC154.8500.0 1.1722 0.1088 10.773<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  mercury in biota at Inner Liverpool Bay


Raw data with assessment

Raw data with assessment of  mercury in biota at Inner Liverpool Bay


Assessment plot

Assessment plot for  mercury in biota at Inner Liverpool Bay


Metals data

Metals data for assessment of  mercury in biota at Inner Liverpool Bay


Metals assessment

Metals assessment of  mercury in biota at Inner Liverpool Bay


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