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 cb138 in biota at Morecambe Bay

Statistical analysis

Details

Media : Biota (Common dab liver)
Station : IrishSea_IrSIntermediateE_fi04 (Morecambe Bay)
Determinand : CB138
Units : μg kg-1 wet weight
Data extraction : 19 October 2016

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean190.23 92.80-42.1284.23
linear290.93 96.26-41.4682.931.302 10.2538
smooth (df = 2)392.63102.63-41.3282.630.297 10.5855
smooth (df = 3)491.14109.14-39.5779.143.496 10.0615

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920124.2093.408-0.8009 0.6780-1.1810.2714
last 20 years199920124.2093.408-0.8009 0.6780-1.1810.2714

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC30.19 0.09-5.816 0.392-14.8341.0000
EAC30.1950.72 0.519 0.392 1.3230.1112

 


Raw data with supporting information

Raw data with supporting information for assessment of  cb138 in biota at Morecambe Bay


Raw data with assessment

Raw data with assessment of  cb138 in biota at Morecambe Bay


Assessment plot

Assessment plot for  cb138 in biota at Morecambe Bay


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  cb138 in biota at Morecambe Bay


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  cb138 in biota at Morecambe Bay


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