Marine Environment Monitoring and Assessment National database (MERMAN)

CSEMP assessment of cb28 in biota at Liverpool Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi02 (Liverpool Bay)
Determinand : CB28
Units : μg kg-1 wet weight
Data extraction : 20 July 2018

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean171.4575.05-32.7265.45
linear273.4481.44-32.7265.440.004 10.9513
smooth (df = 2)374.2390.90-32.1264.231.210 10.2713

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920160.45140.4108-0.0406 0.6622-0.0610.9530
last 20 years199920160.45140.4108-0.0406 0.6622-0.0610.9530

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 1.508 0.100-2.7133 0.4023-6.7450.9997
EAC 1.50810.720 1.9614 0.4023 4.8750.0014

 


Raw data with supporting information

Raw data with supporting information for assessment of  cb28 in biota at Liverpool Bay


Raw data with assessment

Raw data with assessment of  cb28 in biota at Liverpool Bay


Assessment plot

Assessment plot for  cb28 in biota at Liverpool Bay


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  cb28 in biota at Liverpool Bay


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  cb28 in biota at Liverpool Bay


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