Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of cb52 in biota at Liverpool Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi02 (Liverpool Bay)
Determinand : CB52
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean192.62 96.22-43.3186.62
linear293.92101.92-42.9685.920.704 10.4015
smooth (df = 2)395.58112.24-42.7985.580.339 10.5603

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920160.52211.13940.61730.72680.8490.4283
last 20 years199920160.52211.13940.61730.72680.8490.4283

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 3.125 0.080-3.665 0.438-8.3600.9999
EAC 3.12517.280 1.710 0.438 3.9010.0040

 


Raw data with supporting information

Raw data with supporting information for assessment of  cb52 in biota at Liverpool Bay


Raw data with assessment

Raw data with assessment of  cb52 in biota at Liverpool Bay


Assessment plot

Assessment plot for  cb52 in biota at Liverpool Bay


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  cb52 in biota at Liverpool Bay


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  cb52 in biota at Liverpool Bay


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