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Marine Environment Monitoring and Assessment National database (MERMAN)
Location of station  IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Location of station at Morecambe Bay ©

CSEMP assessment of cb52 in biota at Morecambe Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Determinand : CB52
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1112.84117.34-53.42106.84
linear2113.98124.65-52.99105.980.858 10.3544
smooth (df = 2)3115.83140.83-52.91105.830.150 10.6990

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall19992012-0.8943 1.06381.95812.11580.9250.3972
last 20 years19992012-0.8943 1.06381.95812.11580.9250.3972

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 2.897 0.080-3.590 1.165-3.0820.9863
EAC 2.89717.280 1.786 1.165 1.5330.0929

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  cb52 in biota at Morecambe Bay


Assessment plot

Assessment plot for  cb52 in biota at Morecambe Bay


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  cb52 in biota at Morecambe Bay


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  cb52 in biota at Morecambe Bay


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